{"id":4671,"date":"2016-06-18T22:10:43","date_gmt":"2016-06-18T19:10:43","guid":{"rendered":"http:\/\/viewonphysics.gr\/?p=4671"},"modified":"2017-05-28T00:31:45","modified_gmt":"2017-05-27T21:31:45","slug":"%ce%b7-%ce%b5%ce%b9%ce%b4%ce%b9%ce%ba%ce%ae-%ce%b8%ce%b5%cf%89%cf%81%ce%af%ce%b1-%cf%84%ce%b7%cf%82-%cf%83%cf%87%ce%b5%cf%84%ce%b9%ce%ba%cf%8c%cf%84%ce%b7%cf%84%ce%b1%cf%82","status":"publish","type":"post","link":"https:\/\/viewonphysics.gr\/?p=4671","title":{"rendered":"\u0397 \u0395\u03b9\u03b4\u03b9\u03ba\u03ae \u0398\u03b5\u03c9\u03c1\u03af\u03b1 \u03c4\u03b7\u03c2 \u03a3\u03c7\u03b5\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2"},"content":{"rendered":"<p><span style=\"font-size: 12pt;\"><strong>\u03a4\u03bf\u03c5 Richard P. Feynman<\/strong><\/span><\/p>\n<p>\u039f Richard P. Feynman, \u03ae\u03c4\u03b1\u03bd \u03ad\u03bd\u03b1\u03c2 \u03b1\u03c0\u03cc \u03c4\u03bf\u03c5\u03c2 \u03c3\u03b7\u03bc\u03b1\u03bd\u03c4\u03b9\u03ba\u03cc\u03c4\u03b5\u03c1\u03bf\u03c5\u03c2 \u03b8\u03b5\u03c9\u03c1\u03b7\u03c4\u03b9\u03ba\u03bf\u03cd\u03c2 \u03c6\u03c5\u03c3\u03b9\u03ba\u03bf\u03cd\u03c2 \u03c4\u03bf\u03c5 20\u03bf\u03c5 \u03b1\u03b9\u03ce\u03bd\u03b1 \u03ba\u03b1\u03b9 \u03c4\u03b9\u03bc\u03ae\u03b8\u03b7\u03ba\u03b5 \u03bc\u03b5 \u03c4\u03bf \u03b2\u03c1\u03b1\u03b2\u03b5\u03af\u03bf \u039d\u03cc\u03bc\u03c0\u03b5\u03bb \u03c4\u03bf 1965 \u03b3\u03b9\u03b1 \u03c4\u03b7 \u03c3\u03c5\u03bc\u03b2\u03bf\u03bb\u03ae \u03c4\u03bf\u03c5 \u03c3\u03c4\u03b7\u03bd \u039a\u03b2\u03b1\u03bd\u03c4\u03b9\u03ba\u03ae \u0397\u03bb\u03b5\u03ba\u03c4\u03c1\u03bf\u03b4\u03c5\u03bd\u03b1\u03bc\u03b9\u03ba\u03ae, \u039f\u03b9 \u03b4\u03b9\u03b1\u03bb\u03ad\u03be\u03b5\u03b9\u03c2 \u03c4\u03bf\u03c5 \u03ad\u03bc\u03b5\u03b9\u03bd\u03b1\u03bd \u03c3\u03c4\u03b7\u03bd \u03b9\u03c3\u03c4\u03bf\u03c1\u03af\u03b1 \u03c4\u03b7\u03c2 \u03b5\u03c0\u03b9\u03c3\u03c4\u03ae\u03bc\u03b7\u03c2 \u03c9\u03c2 \u03ac\u03c1\u03b9\u03c3\u03c4\u03bf \u03c0\u03b1\u03c1\u03ac\u03b4\u03b5\u03b9\u03b3\u03bc\u03b1 \u03b5\u03ba\u03bb\u03b1\u0390\u03ba\u03b5\u03c5\u03c3\u03b7\u03c2 \u03c3\u03c0\u03bf\u03c5\u03b4\u03b1\u03af\u03c9\u03bd \u03c6\u03c5\u03c3\u03b9\u03ba\u03ce\u03bd \u03b5\u03bd\u03bd\u03bf\u03b9\u03ce\u03bd, \u03bc\u03b5 \u03b1\u03c0\u03bf\u03ba\u03bf\u03c1\u03cd\u03c6\u03c9\u03bc\u03b1 \u03c4\u03b7\u03bd \u03b5\u03c0\u03b9\u03bd\u03cc\u03b7\u03c3\u03b7 \u03c4\u03c9\u03bd &#8220;\u03b4\u03b9\u03b1\u03b3\u03c1\u03b1\u03bc\u03bc\u03ac\u03c4\u03c9\u03bd \u03a6\u03ac\u03b9\u03bd\u03bc\u03b1\u03bd&#8221;, \u03bc\u03b5 \u03c4\u03b1 \u03bf\u03c0\u03bf\u03af\u03b1 \u03b1\u03c0\u03bb\u03bf\u03c0\u03bf\u03b9\u03ae\u03b8\u03b7\u03ba\u03b1\u03bd \u03bf\u03b9 \u03c5\u03c0\u03bf\u03bb\u03bf\u03b3\u03b9\u03c3\u03bc\u03bf\u03af \u03b3\u03b9\u03b1 \u03c4\u03b7\u03bd \u03b1\u03bb\u03bb\u03b7\u03bb\u03b5\u03c0\u03af\u03b4\u03c1\u03b1\u03c3\u03b7 \u03c4\u03c9\u03bd \u03c3\u03c4\u03bf\u03b9\u03c7\u03b5\u03b9\u03c9\u03b4\u03ce\u03bd \u03c3\u03c9\u03bc\u03b1\u03c4\u03b9\u03b4\u03af\u03c9\u03bd.<\/p>\n<p>\u039c\u03af\u03b1 \u03b1\u03c0\u03cc \u03c4\u03b9\u03c2 \u03b4\u03b9\u03ac\u03c3\u03b7\u03bc\u03b5\u03c2 \u03b4\u03b9\u03b1\u03bb\u03ad\u03be\u03b5\u03b9\u03c2 \u03c4\u03bf\u03c5 \u03a6\u03ac\u03b9\u03bd\u03bc\u03b1\u03bd \u03ae\u03c4\u03b1\u03bd \u03b7 \u03b4\u03b9\u03ac\u03bb\u03b5\u03be\u03ae \u03c4\u03bf\u03c5 \u03b3\u03b9\u03b1 \u03c4\u03b7\u03bd \u0395\u03b9\u03b4\u03b9\u03ba\u03ae \u0398\u03b5\u03c9\u03c1\u03af\u03b1 \u03c4\u03b7\u03c2 \u03a3\u03c7\u03b5\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2, \u03b7 \u03bf\u03c0\u03bf\u03af\u03b1 \u03b4\u03b7\u03bc\u03bf\u03c3\u03b9\u03b5\u03cd\u03c4\u03b7\u03ba\u03b5 \u03c4\u03bf 1964, \u03ad\u03bd\u03b1 \u03c7\u03c1\u03cc\u03bd\u03bf \u03b4\u03b7\u03bb\u03b1\u03b4\u03ae \u03c0\u03c1\u03b9\u03bd \u03c4\u03bf\u03c5 \u03b1\u03c0\u03b5\u03bd\u03b5\u03bc\u03b7\u03b8\u03b5\u03af \u03c4\u03bf \u0392\u03c1\u03b1\u03b2\u03b5\u03af\u03bf \u039d\u03cc\u03bc\u03c0\u03b5\u03bb, \u03c3\u03c4\u03bf \u03b1\u03bc\u03b5\u03c1\u03b9\u03ba\u03ac\u03bd\u03b9\u03ba\u03bf \u03c0\u03b5\u03c1\u03b9\u03bf\u03b4\u03b9\u03ba\u03cc The Physics Teacher.<\/p>\n<p>\u0395\u03af\u03bd\u03b1\u03b9 \u03bc\u03af\u03b1 \u03b5\u03c5\u03ba\u03b1\u03b9\u03c1\u03af\u03b1 \u03b3\u03b9\u03b1 \u03c4\u03bf\u03c5\u03c2 \u03c6\u03c5\u03c3\u03b9\u03ba\u03bf\u03cd\u03c2 \u03bd\u03b1 \u03c6\u03c1\u03b5\u03c3\u03ba\u03ac\u03c1\u03bf\u03c5\u03bd \u03c4\u03b9\u03c2 \u03b3\u03bd\u03ce\u03c3\u03b5\u03b9\u03c2 \u03c4\u03bf\u03c5\u03c2, \u03b1\u03bb\u03bb\u03ac \u03ba\u03b1\u03b9 \u03ba\u03ac\u03b8\u03b5 \u03ad\u03bd\u03b1\u03c2 \u03c0\u03bf\u03c5 \u03b4\u03b9\u03b1\u03b8\u03ad\u03c4\u03b5\u03b9 \u03b9\u03ba\u03b1\u03bd\u03bf\u03c0\u03bf\u03b9\u03b7\u03c4\u03b9\u03ba\u03cc \u03bc\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03cc \u03bc\u03c0\u03b1\u03ba\u03c1\u03ac\u03bf\u03c5\u03bd\u03c4 \u03ba\u03b1\u03b9 \u03b5\u03bd\u03b4\u03b9\u03b1\u03c6\u03ad\u03c1\u03bf\u03bd \u03b3\u03b9\u03b1 \u03c4\u03b9\u03c2 \u03c6\u03c5\u03c3\u03b9\u03ba\u03ad\u03c2 \u03b5\u03c0\u03b9\u03c3\u03c4\u03ae\u03bc\u03b5\u03c2 \u03bd\u03b1 \u03ad\u03c1\u03b8\u03b5\u03b9 \u03c3\u03b5 \u03b1\u03c0\u03b1\u03c6\u03ae \u03bc\u03b5 \u03bc\u03af\u03b1 \u03b1\u03c0\u03cc \u03c4\u03b9\u03c2 \u03bc\u03b5\u03b3\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03b5\u03c2 \u03b5\u03c0\u03b9\u03c3\u03c4\u03b7\u03bc\u03bf\u03bd\u03b9\u03ba\u03ad\u03c2 \u03b8\u03b5\u03c9\u03c1\u03af\u03b5\u03c2.<\/p>\n<p>&nbsp;<\/p>\n<p><span style=\"color: #0000ff; font-size: 12pt;\"><strong><span style=\"font-family: arial,helvetica,sans-serif;\">\u0397 \u0391\u03c1\u03c7\u03ae \u03c4\u03b7\u03c2 \u03a3\u03c7\u03b5\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2<\/span><\/strong><\/span><\/p>\n<p>\u0393\u03b9\u03b1 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\u03b1\u03bd\u03b1\u03ba\u03b1\u03bb\u03c5\u03c6\u03b8\u03b5\u03af \u03ba\u03b1\u03b9 \u03bf \u03c4\u03c1\u03cc\u03c0\u03bf\u03c2 \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03b4\u03b9\u03bf\u03c1\u03b8\u03c9\u03b8\u03b5\u03af. \u03a4\u03cc\u03c3\u03bf \u03c4\u03bf \u03bb\u03ac\u03b8\u03bf\u03c2 \u03cc\u03c3\u03bf \u03ba\u03b1\u03b9 \u03b7 \u03b4\u03b9\u03cc\u03c1\u03b8\u03c9\u03c3\u03ae \u03c4\u03bf\u03c5 \u03b1\u03bd\u03b1\u03ba\u03b1\u03bb\u03cd\u03c6\u03b8\u03b7\u03ba\u03b1\u03bd \u03b1\u03c0\u03cc \u03c4\u03bf\u03bd \u0386\u03b9\u03bd\u03c3\u03c4\u03ac\u03b9\u03bd \u03c4\u03bf 1905.<br \/>\n\u039f \u0394\u03b5\u03cd\u03c4\u03b5\u03c1\u03bf\u03c2 \u03bd\u03cc\u03bc\u03bf\u03c2 \u03c4\u03bf\u03c5 \u039d\u03b5\u03cd\u03c4\u03c9\u03bd\u03b1, \u03c4\u03bf \u03bf\u03c0\u03bf\u03af\u03bf \u03ad\u03c7\u03bf\u03c5\u03bc\u03b5 \u03b5\u03ba\u03c6\u03c1\u03ac\u03c3\u03b5\u03b9 \u03bc\u03b5 \u03c4\u03b7\u03bd \u03b5\u03be\u03af\u03c3\u03c9\u03c3\u03b7<\/p>\n<p style=\"text-align: left;\">\n<p style=\"text-align: left;\">\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 38px;\"><span class=\"ql-right-eqno\"> &nbsp; <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-5c28582fb5184c87f48c8c7b723511be_l3.png\" height=\"38\" width=\"88\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#091; &#70;&#61;&#92;&#102;&#114;&#97;&#99;&#123;&#100;&#40;&#109;&#118;&#41;&#125;&#123;&#100;&#116;&#125; &#92;&#093;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<\/p>\n<p>\u03b4\u03b9\u03b1\u03c4\u03c5\u03c0\u03ce\u03b8\u03b7\u03ba\u03b5 \u03bc\u03b5 \u03c4\u03b7\u03bd \u03c3\u03b9\u03c9\u03c0\u03b7\u03c1\u03ae \u03c0\u03b1\u03c1\u03b1\u03b4\u03bf\u03c7\u03ae \u03cc\u03c4\u03b9 \u03b7 \u03bc\u03ac\u03b6\u03b1 m \u03b5\u03af\u03bd\u03b1\u03b9 \u03c3\u03c4\u03b1\u03b8\u03b5\u03c1\u03ae, \u03b1\u03bb\u03bb\u03ac \u03c4\u03ce\u03c1\u03b1 \u03be\u03ad\u03c1\u03bf\u03c5\u03bc\u03b5 \u03cc\u03c4\u03b9 \u03b1\u03c5\u03c4\u03cc \u03b4\u03b5\u03bd \u03b5\u03af\u03bd\u03b1\u03b9 \u03b1\u03bb\u03ae\u03b8\u03b5\u03b9\u03b1 \u03ba\u03b1\u03b9 \u03cc\u03c4\u03b9 \u03b7 \u03bc\u03ac\u03b6\u03b1 \u03b5\u03bd\u03cc\u03c2 \u03c3\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2 \u03b1\u03c5\u03be\u03ac\u03bd\u03b5\u03c4\u03b1\u03b9 \u03bc\u03b5 \u03c4\u03b7\u03bd \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1. \u03a3\u03c4\u03bf \u03b4\u03b9\u03bf\u03c1\u03b8\u03c9\u03bc\u03ad\u03bd\u03bf \u03c4\u03cd\u03c0\u03bf \u03c4\u03bf\u03c5 \u0391\u03ca\u03bd\u03c3\u03c4\u03ac\u03b9\u03bd \u03c4\u03bf m \u03c0\u03b1\u03af\u03c1\u03bd\u03b5\u03b9 \u03c4\u03b7\u03bd \u03c4\u03b9\u03bc\u03ae<\/p>\n<p>&nbsp;<\/p>\n<p><a name=\"id731623261\"><\/a><\/p>\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 40px;\"><span class=\"ql-right-eqno\"> (1) <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-4aca23cd93dcecb517e418235bee04a8_l3.png\" height=\"40\" width=\"131\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#98;&#101;&#103;&#105;&#110;&#123;&#101;&#113;&#117;&#97;&#116;&#105;&#111;&#110;&#42;&#125;&#32;&#32; &#109;&#61;&#92;&#102;&#114;&#97;&#99;&#123;&#109;&#95;&#48;&#125;&#123;&#92;&#115;&#113;&#114;&#116;&#123;&#49;&#45;&#118;&#94;&#50;&#47;&#99;&#94;&#50;&#125;&#125; &#92;&#101;&#110;&#100;&#123;&#101;&#113;&#117;&#97;&#116;&#105;&#111;&#110;&#42;&#125;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<p>&nbsp;<\/p>\n<p>\u03cc\u03c0\u03bf\u03c5 \u03b7 &#8220;\u03bc\u03ac\u03b6\u03b1 \u03b7\u03c1\u03b5\u03bc\u03af\u03b1\u03c2&#8221; m<sub>0<\/sub> \u03b1\u03bd\u03c4\u03b9\u03c0\u03c1\u03bf\u03c3\u03c9\u03c0\u03b5\u03cd\u03b5\u03b9 \u03c4\u03b7 \u03bc\u03ac\u03b6\u03b1 \u03b5\u03bd\u03cc\u03c2 \u03c3\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2, \u03cc\u03c4\u03b1\u03bd \u03b1\u03c5\u03c4\u03cc \u03b4\u03b5\u03bd \u03ba\u03b9\u03bd\u03b5\u03af\u03c4\u03b1\u03b9 \u03ba\u03b1\u03b9 c \u03b7 \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1 \u03c4\u03bf\u03c5 \u03c6\u03c9\u03c4\u03cc\u03c2, \u03b7 \u03bf\u03c0\u03bf\u03af\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c0\u03b5\u03c1\u03af\u03c0\u03bf\u03c5 3&#215;10<sup>5<\/sup> km\/s.<br \/>\n\u0393\u03b9\u03b1 \u03b5\u03ba\u03b5\u03af\u03bd\u03bf\u03c5\u03c2 \u03c0\u03bf\u03c5 \u03b8\u03ad\u03bb\u03bf\u03c5\u03bd \u03bd\u03b1 \u03bc\u03ac\u03b8\u03bf\u03c5\u03bd \u03b1\u03c0\u03bb\u03ce\u03c2 \u03cc\u03c3\u03b1 \u03c7\u03c1\u03b5\u03b9\u03ac\u03b6\u03bf\u03bd\u03c4\u03b1\u03b9 \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bd \u03bd\u03b1 \u03bb\u03cd\u03bd\u03bf\u03c5\u03bd \u03c0\u03c1\u03bf\u03b2\u03bb\u03ae\u03bc\u03b1\u03c4\u03b1, \u03b1\u03c5\u03c4\u03cc \u03b5\u03af\u03bd\u03b1\u03b9 \u03b1\u03c1\u03ba\u03b5\u03c4\u03cc \u03b3\u03b9\u03b1 \u03c4\u03b7 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\u03bc\u03b9\u03ba\u03c1\u03ae \u03c3\u03b5 \u03ba\u03b1\u03bd\u03bf\u03bd\u03b9\u03ba\u03ad\u03c2 \u03c3\u03c5\u03bd\u03b8\u03ae\u03ba\u03b5\u03c2. \u0391\u03ba\u03cc\u03bc\u03b7 \u03ba\u03b9 \u03b1\u03bd \u03b7 \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c4\u03cc\u03c3\u03bf \u03bc\u03b5\u03b3\u03ac\u03bb\u03b7 \u03cc\u03c3\u03bf \u03b5\u03bd\u03cc\u03c2 \u03b4\u03bf\u03c1\u03c5\u03c6\u03cc\u03c1\u03bf\u03c5, \u03c0\u03bf\u03c5 \u03c0\u03b5\u03c1\u03b9\u03c3\u03c4\u03c1\u03ad\u03c6\u03b5\u03c4\u03b1\u03b9 \u03b3\u03cd\u03c1\u03c9 \u03b1\u03c0\u03cc \u03c4\u03b7 \u0393\u03b7 \u03bc\u03b5 8km\/ sec, \u03c4\u03cc\u03c4\u03b5 \u03c5\/c = 8 \/ 300.000. \u0391\u03bd\u03c4\u03b9\u03ba\u03b1\u03b8\u03b9\u03c3\u03c4\u03ce\u03bd\u03c4\u03b1\u03c2 \u03c3\u03c4\u03bf\u03bd \u03c4\u03cd\u03c0\u03bf \u03b3\u03af\u03bd\u03b5\u03c4\u03b1\u03b9 \u03c6\u03b1\u03bd\u03b5\u03c1\u03cc \u03cc\u03c4\u03b9 \u03b7 \u03b4\u03b9\u03cc\u03c1\u03b8\u03c9\u03c3\u03b7 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\u03b8\u03b5\u03c9\u03c1\u03af\u03b5\u03c2 \u03c4\u03b7\u03c2 \u03c3\u03c7\u03b5\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 \u03c4\u03bf\u03c5 <\/span><span id=\"result_box\" class=\"\" lang=\"el\" tabindex=\"-1\">\u0391\u03ca\u03bd\u03c3\u03c4\u03ac\u03b9\u03bd<\/span><span id=\"result_box\" class=\"\" lang=\"el\" tabindex=\"-1\">. \u0391\u03c5\u03c4\u03cc \u03c4\u03bf \u03ba\u03b5\u03c6\u03ac\u03bb\u03b1\u03b9\u03bf \u03b1\u03c3\u03c7\u03bf\u03bb\u03b5\u03af\u03c4\u03b1\u03b9 \u03bc\u03b5 \u03c4\u03b7\u03bd \u0395\u03b9\u03b4\u03b9\u03ba\u03ae \u0398\u03b5\u03c9\u03c1\u03af\u03b1 \u03c4\u03b7\u03c2 \u03a3\u03c7\u03b5\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2, \u03b7 \u03bf\u03c0\u03bf\u03af\u03b1 \u03c7\u03c1\u03bf\u03bd\u03bf\u03bb\u03bf\u03b3\u03b5\u03af\u03c4\u03b1\u03b9 \u03b1\u03c0\u03cc \u03c4\u03bf 1905. \u03a4\u03bf 1915 \u03bf \u0391\u03ca\u03bd\u03c3\u03c4\u03ac\u03b9\u03bd \u03b4\u03b7\u03bc\u03bf\u03c3\u03af\u03b5\u03c5\u03c3\u03b5 \u03bc\u03b9\u03b1 \u03c0\u03c1\u03cc\u03c3\u03b8\u03b5\u03c4\u03b7 \u03b8\u03b5\u03c9\u03c1\u03af\u03b1, \u03c0\u03bf\u03c5 \u03bf\u03bd\u03bf\u03bc\u03ac\u03b6\u03b5\u03c4\u03b1\u03b9 \u0393\u03b5\u03bd\u03b9\u03ba\u03ae \u0398\u03b5\u03c9\u03c1\u03af\u03b1 \u03c4\u03b7\u03c2 \u03a3\u03c7\u03b5\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2. \u0397 \u03c4\u03b5\u03bb\u03b5\u03c5\u03c4\u03b1\u03af\u03b1 \u03b1\u03c5\u03c4\u03ae \u03c0\u03c1\u03b1\u03b3\u03bc\u03b1\u03c4\u03b5\u03cd\u03b5\u03c4\u03b1\u03b9 \u03bc\u03af\u03b1 \u03b8\u03b5\u03c9\u03c1\u03af\u03b1 \u03bc\u03b5 \u03c4\u03b7\u03bd \u03b5\u03c0\u03ad\u03ba\u03c4\u03b1\u03c3\u03b7 \u03c4\u03b7\u03c2 \u0395\u03b9\u03b4\u03b9\u03ba\u03ae\u03c2 \u0398\u03b5\u03c9\u03c1\u03af\u03b1\u03c2 \u03c3\u03c4\u03b7\u03bd \u03c0\u03b5\u03c1\u03af\u03c0\u03c4\u03c9\u03c3\u03b7 \u03c4\u03bf\u03c5 \u03bd\u03cc\u03bc\u03bf\u03c5 \u03c4\u03b7\u03c2 \u03b2\u03b1\u03c1\u03cd\u03c4\u03b7\u03c4\u03b1\u03c2. \u0394\u03b5\u03bd \u03b8\u03b1 \u03c3\u03c5\u03b6\u03b7\u03c4\u03ae\u03c3\u03bf\u03c5\u03bc\u03b5 \u03c4\u03b7 \u0393\u03b5\u03bd\u03b9\u03ba\u03ae \u0398\u03b5\u03c9\u03c1\u03af\u03b1 \u03b5\u03b4\u03ce.<\/span><\/p>\n<p><span id=\"result_box\" class=\"\" lang=\"el\" tabindex=\"-1\"><span title=\"The principle of relativity was first stated by Newton, in one of his corol laries to the laws of motion: &quot;The motions of bodies included in a given space are the same among themselves, whether that space is at rest or moves uniformly forward in a\">\u0397 \u03b1\u03c1\u03c7\u03ae \u03c4\u03b7\u03c2 \u03c3\u03c7\u03b5\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 \u03b1\u03bd\u03b1\u03c6\u03ad\u03c1\u03b8\u03b7\u03ba\u03b5 \u03b3\u03b9\u03b1 \u03c0\u03c1\u03ce\u03c4\u03b7 \u03c6\u03bf\u03c1\u03ac \u03b1\u03c0\u03cc \u03c4\u03bf \u039d\u03b5\u03cd\u03c4\u03c9\u03bd\u03b1, \u03c3\u03b5 \u03ad\u03bd\u03b1 \u03b1\u03c0\u03cc \u03c4\u03b1 \u03c0\u03bf\u03c1\u03af\u03c3\u03bc\u03b1\u03c4\u03ac \u03c4\u03bf\u03c5 \u03c3\u03c4\u03bf\u03c5\u03c2 \u03bd\u03cc\u03bc\u03bf\u03c5\u03c2 \u03c4\u03b7\u03c2 \u03ba\u03af\u03bd\u03b7\u03c3\u03b7\u03c2:<em> &#8220;<\/em><\/span><\/span><span id=\"result_box\" class=\"\" lang=\"el\" tabindex=\"-1\"><em><span title=\"The principle of relativity was first stated by Newton, in one of his corol laries to the laws of motion: &quot;The motions of bodies included in a given space are the same among themselves, whether that space is at rest or moves uniformly forward in a\">\u039f\u03b9 \u03ba\u03b9\u03bd\u03ae\u03c3\u03b5\u03b9\u03c2 \u03c4\u03c9\u03bd \u03c3\u03c9\u03bc\u03ac\u03c4\u03c9\u03bd \u03c0\u03bf\u03c5 \u03c0\u03b5\u03c1\u03b9\u03bb\u03b1\u03bc\u03b2\u03ac\u03bd\u03bf\u03bd\u03c4\u03b1\u03b9 \u03c3\u03b5 \u03ad\u03bd\u03b1 \u03c3\u03c5\u03b3\u03ba\u03b5\u03ba\u03c1\u03b9\u03bc\u03ad\u03bd\u03bf \u03c7\u03ce\u03c1\u03bf \u03b5\u03af\u03bd\u03b1\u03b9 \u03af\u03b4\u03b9\u03b5\u03c2 \u03bc\u03b5\u03c4\u03b1\u03be\u03cd \u03c4\u03bf\u03c5\u03c2, \u03b5\u03af\u03c4\u03b5 \u03bf \u03c7\u03ce\u03c1\u03bf\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c3\u03b5 \u03ba\u03b1\u03c4\u03ac\u03c3\u03c4\u03b1\u03c3\u03b7 \u03b7\u03c1\u03b5\u03bc\u03af\u03b1\u03c2 \u03ae \u03ba\u03b9\u03bd\u03b5\u03af\u03c4\u03b1\u03b9 \u03c0\u03c1\u03bf\u03c2 \u03c4\u03b1 \u03b5\u03bc\u03c0\u03c1\u03cc\u03c2 \u03b5\u03c5\u03b8\u03cd\u03b3\u03c1\u03b1\u03bc\u03bc\u03b1 \u03ba\u03b1\u03b9 \u03bf\u03bc\u03b1\u03bb\u03ac<\/span><span title=\"straight line.&quot;\">.&#8221; <\/span><\/em><span title=\"This means, for example, that if a space ship is drifting along at a uniform speed, all experiments performed in the space ship and all the phenom ena in the space ship will appear the same as if the ship were not moving, provided, of\">\u0391\u03c5\u03c4\u03cc \u03c3\u03b7\u03bc\u03b1\u03af\u03bd\u03b5\u03b9, \u03b3\u03b9\u03b1 \u03c0\u03b1\u03c1\u03ac\u03b4\u03b5\u03b9\u03b3\u03bc\u03b1, \u03cc\u03c4\u03b9 \u03b1\u03bd \u03ad\u03bd\u03b1 \u03b4\u03b9\u03b1\u03c3\u03c4\u03b7\u03bc\u03cc\u03c0\u03bb\u03bf\u03b9\u03bf \u03ba\u03b9\u03bd\u03b5\u03af\u03c4\u03b1\u03b9 \u03b5\u03c5\u03b8\u03cd\u03b3\u03c1\u03b1\u03bc\u03bc\u03b1 \u03ba\u03b1\u03b9 \u03bf\u03bc\u03b1\u03bb\u03ac, \u03cc\u03bb\u03b1 \u03c4\u03b1 \u03c0\u03b5\u03b9\u03c1\u03ac\u03bc\u03b1\u03c4\u03b1 \u03c0\u03bf\u03c5 \u03b5\u03ba\u03c4\u03b5\u03bb\u03bf\u03cd\u03bd\u03c4\u03b1\u03b9 \u03c3\u03c4\u03bf \u03b4\u03b9\u03b1\u03c3\u03c4\u03b7\u03bc\u03cc\u03c0\u03bb\u03bf\u03b9\u03bf \u03ba\u03b1\u03b9 \u03cc\u03bb\u03b1 \u03c4\u03b1 \u03c6\u03b1\u03b9\u03bd\u03cc\u03bc\u03b5\u03bd\u03b1 \u03c0\u03bf\u03c5 \u03c3\u03c5\u03bc\u03b2\u03b1\u03af\u03bd\u03bf\u03c5\u03bd \u03c3\u03c4\u03bf \u03b4\u03b9\u03b1\u03c3\u03c4\u03b7\u03bc\u03cc\u03c0\u03bb\u03bf\u03b9\u03bf, \u03b8\u03b1 \u03b5\u03bc\u03c6\u03b1\u03bd\u03af\u03b6\u03bf\u03bd\u03c4\u03b1\u03b9 \u03c4\u03b1 \u03af\u03b4\u03b9\u03b1 \u03cc\u03c0\u03c9\u03c2 \u03b5\u03ac\u03bd \u03c4\u03bf \u03b4\u03b9\u03b1\u03c3\u03c4\u03b7\u03bc\u03cc\u03c0\u03bb\u03bf\u03b9\u03bf \u03b4\u03b5\u03bd \u03ba\u03b9\u03bd\u03b5\u03af\u03c4\u03b1\u03b9, \u03c5\u03c0\u03cc \u03c4\u03b7\u03bd \u03c0\u03c1\u03bf\u03cb\u03c0\u03cc\u03b8\u03b5\u03c3\u03b7, <\/span><span title=\"course, that one does not look outside.\">\u03c6\u03c5\u03c3\u03b9\u03ba\u03ac, \u03cc\u03c4\u03b9 \u03b4\u03b5\u03bd \u03b2\u03bb\u03ad\u03c0\u03b5\u03b9\u03c2 \u03c0\u03c1\u03bf\u03c2 \u03c4\u03b1 \u03ad\u03be\u03c9. <\/span><span title=\"That is the meaning of the principle of relativity.\">\u0391\u03c5\u03c4\u03cc \u03b5\u03af\u03bd\u03b1\u03b9 \u03c4\u03bf \u03bd\u03cc\u03b7\u03bc\u03b1 \u03c4\u03b7\u03c2 \u03b1\u03c1\u03c7\u03ae\u03c2 \u03c4\u03b7\u03c2 \u03c3\u03c7\u03b5\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2. <\/span><span title=\"This is a simple enough idea, and the only ques\u00ad tion is whether it is true that in all experiments performed inside a mov\u00ad ing system the laws of physics will ap\u00ad pear the same as they would if the system were standing still.\">\u0395\u03af\u03bd\u03b1\u03b9 \u03bc\u03b9\u03b1 \u03b1\u03c1\u03ba\u03b5\u03c4\u03ac \u03b1\u03c0\u03bb\u03ae \u03b9\u03b4\u03ad\u03b1 \u03ba\u03b1\u03b9 \u03c4\u03bf \u03bc\u03cc\u03bd\u03bf \u03b5\u03c1\u03ce\u03c4\u03b7\u03bc\u03b1 \u03c0\u03bf\u03c5 \u03c4\u03af\u03b8\u03b5\u03c4\u03b1\u03b9 \u03b5\u03af\u03bd\u03b1\u03b9, \u03b1\u03bd \u03b5\u03af\u03bd\u03b1\u03b9 \u03b1\u03bb\u03ae\u03b8\u03b5\u03b9\u03b1, \u03cc\u03c4\u03b9 \u03cc\u03bb\u03b1 \u03c4\u03b1 \u03c0\u03b5\u03b9\u03c1\u03ac\u03bc\u03b1\u03c4\u03b1 \u03c0\u03bf\u03c5 \u03b5\u03ba\u03c4\u03b5\u03bb\u03bf\u03cd\u03bd\u03c4\u03b1\u03b9 \u03bc\u03ad\u03c3\u03b1 \u03c3\u03b5 \u03ad\u03bd\u03b1 \u03ba\u03b9\u03bd\u03bf\u03cd\u03bc\u03b5\u03bd\u03bf \u03c3\u03cd\u03c3\u03c4\u03b7\u03bc\u03b1 \u03ba\u03b1\u03b9 \u03bf\u03b9 \u03bd\u03cc\u03bc\u03bf\u03b9 \u03c4\u03b7\u03c2 \u03c6\u03c5\u03c3\u03b9\u03ba\u03ae\u03c2, \u03b5\u03af\u03bd\u03b1\u03b9 \u03af\u03b4\u03b9\u03bf\u03b9, \u03cc\u03c0\u03c9\u03c2 \u03b8\u03b1 \u03ae\u03c4\u03b1\u03bd, \u03b1\u03bd \u03c4\u03bf \u03c3\u03cd\u03c3\u03c4\u03b7\u03bc\u03b1 \u03ae\u03c4\u03b1\u03bd \u03b1\u03ba\u03af\u03bd\u03b7\u03c4\u03bf. <\/span><span title=\"Let us first investigate whether Newton's laws ap\u00ad pear the same in the moving system. \">\u0391\u03c2 \u03b5\u03be\u03b5\u03c4\u03ac\u03c3\u03bf\u03c5\u03bc\u03b5 \u03c0\u03c1\u03ce\u03c4\u03b1 \u03ba\u03b1\u03c4\u03ac \u03c0\u03cc\u03c3\u03bf\u03bd \u03bf\u03b9 \u03bd\u03cc\u03bc\u03bf\u03b9 \u03c4\u03bf\u03c5 \u039d\u03b5\u03cd\u03c4\u03c9\u03bd\u03b1 \u03c0\u03b1\u03c1\u03b1\u03bc\u03ad\u03bd\u03bf\u03c5\u03bd \u03bf\u03b9 \u03af\u03b4\u03b9\u03bf\u03b9 \u03c3\u03b5 \u03ba\u03b9\u03bd\u03bf\u03cd\u03bc\u03b5\u03bd\u03bf \u03c3\u03cd\u03c3\u03c4\u03b7\u03bc\u03b1.<\/span><\/span><\/p>\n<div id=\"attachment_4453\" style=\"width: 489px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-4453\" class=\"wp-image-4453\" src=\"https:\/\/viewonphysics.gr\/wp-content\/uploads\/2016\/05\/\u03a3\u03c7\u03b5\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1-1-1-300x133.jpg\" alt=\"\u03a3\u03c7\u03b5\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1 1\" width=\"479\" height=\"212\" srcset=\"https:\/\/viewonphysics.gr\/wp-content\/uploads\/2016\/05\/\u03a3\u03c7\u03b5\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1-1-1-300x133.jpg 300w, https:\/\/viewonphysics.gr\/wp-content\/uploads\/2016\/05\/\u03a3\u03c7\u03b5\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1-1-1.jpg 371w\" sizes=\"auto, (max-width: 479px) 100vw, 479px\" \/><p id=\"caption-attachment-4453\" class=\"wp-caption-text\">\u0395\u03b9\u03ba. 1. \u0394\u03cd\u03bf \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1 \u03b1\u03bd\u03b1\u03c6\u03bf\u03c1\u03ac\u03c2 \u03c0\u03bf\u03c5 \u03ba\u03b9\u03bd\u03bf\u03cd\u03bd\u03c4\u03b1\u03b9 \u03bc\u03b5 \u03c3\u03c4\u03b1\u03b8\u03b5\u03c1\u03ae \u03c3\u03c7\u03b5\u03c4\u03b9\u03ba\u03ae \u03bc\u03b5\u03c4\u03b1\u03be\u03cd \u03c4\u03bf\u03c5\u03c2 \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1 \u03ba\u03b1\u03c4\u03ac \u03bc\u03ae\u03ba\u03bf\u03c2 \u03c4\u03bf\u03c5 \u03ac\u03be\u03bf\u03bd\u03b1 x.<\/p><\/div>\n<p><span id=\"result_box\" class=\"\" lang=\"el\" tabindex=\"-1\"><\/span><span id=\"result_box\" class=\"\" lang=\"el\" tabindex=\"-1\"><span title=\"Let us first investigate whether Newton's laws ap\u00ad pear the same in the moving system. \"><br \/>\n<\/span><span title=\"Suppose that Moe is moving in the x-direction with a uniform velocity u, and he measures the position of a cer\u00ad tain point, shown in Fig.\">\u0391\u03c2 \u03c5\u03c0\u03bf\u03b8\u03ad\u03c3\u03bf\u03c5\u03bc\u03b5 \u03cc\u03c4\u03b9 \u03bf Moe \u03ba\u03b9\u03bd\u03b5\u03af\u03c4\u03b1\u03b9 \u03c0\u03c1\u03bf\u03c2 \u03c4\u03b7 \u03b4\u03b9\u03b5\u03cd\u03b8\u03c5\u03bd\u03c3\u03b7 x \u03bc\u03b5 \u03c3\u03c4\u03b1\u03b8\u03b5\u03c1\u03ae \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1 u \u03ba\u03b1\u03b9 \u03bc\u03b5\u03c4\u03c1\u03ac \u03c4\u03b7 \u03b8\u03ad\u03c3\u03b7 \u03b5\u03bd\u03cc\u03c2 \u03c3\u03c4\u03b1\u03b8\u03b5\u03c1\u03bf\u03cd \u03c3\u03b7\u03bc\u03b5\u03af\u03bf\u03c5 \u03a1, \u03c0\u03bf\u03c5 \u03c6\u03b1\u03af\u03bd\u03b5\u03c4\u03b1\u03b9 \u03c3\u03c4\u03b7\u03bd \u0395\u03b9\u03ba. <\/span><span title=\"1. He desig\u00ad nates the &quot;x-distance&quot; of the point in his coordinate system as x'.\">1. \u0397\u00a0 &#8220;x-\u03b1\u03c0\u03cc\u03c3\u03c4\u03b1\u03c3\u03b7&#8221; \u03c4\u03bf\u03c5 Moe \u03b1\u03c0\u03cc \u03c4\u03bf \u03c3\u03b7\u03bc\u03b5\u03af\u03bf P \u03c3\u03c4\u03bf \u03c3\u03cd\u03c3\u03c4\u03b7\u03bc\u03b1 \u03c3\u03c5\u03bd\u03c4\u03b5\u03c4\u03b1\u03b3\u03bc\u03ad\u03bd\u03c9\u03bd \u03c4\u03bf\u03c5 \u03c0\u03b1\u03c1\u03b9\u03c3\u03c4\u03ac\u03bd\u03b5\u03c4\u03b1\u03b9 \u03bc\u03b5 x\u0384.\u00a0 \u039f <\/span><span title=\"Joe is at rest, and measures the position of the same point, designating its x-coordi\u00ad nate in his system as x.\">Joe \u03b5\u03af\u03bd\u03b1\u03b9 \u03c3\u03b5 \u03ba\u03b1\u03c4\u03ac\u03c3\u03c4\u03b1\u03c3\u03b7 \u03b7\u03c1\u03b5\u03bc\u03af\u03b1\u03c2 \u03ba\u03b1\u03b9 \u03bc\u03b5\u03c4\u03c1\u03ac \u03c4\u03b7\u03bd \u03b8\u03ad\u03c3\u03b7 \u03c4\u03bf\u03c5 \u03af\u03b4\u03b9\u03bf\u03c5 \u03c3\u03b7\u03bc\u03b5\u03af\u03bf\u03c5, \u03c3\u03c4\u03bf \u03b4\u03b9\u03ba\u03cc \u03c4\u03bf\u03c5 \u03c3\u03cd\u03c3\u03c4\u03b7\u03bc\u03b1 \u03c9\u03c2 x. <\/span><span title=\"The relation\u00ad ship of the coordinates in the two sys\u00ad tems is clear from the diagram.\">\u0397 \u03c3\u03c7\u03ad\u03c3\u03b7 \u03c4\u03c9\u03bd \u03c3\u03c5\u03bd\u03c4\u03b5\u03c4\u03b1\u03b3\u03bc\u03ad\u03bd\u03c9\u03bd \u03c3\u03c4\u03b1 \u03b4\u03cd\u03bf \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c3\u03b1\u03c6\u03ae\u03c2 \u03b1\u03c0\u03cc \u03c4\u03bf \u03b4\u03b9\u03ac\u03b3\u03c1\u03b1\u03bc\u03bc\u03b1. <\/span><span title=\"Af ter time t Moe's origin has moved a dis\u00ad tance ut, and if the two systems origi\u00ad nally coincided,\">\u039c\u03b5\u03c4\u03ac \u03b1\u03c0\u03cc \u03c7\u03c1\u03cc\u03bd\u03bf t \u03b7 \u03b1\u03c1\u03c7\u03b9\u03ba\u03ae \u03b8\u03ad\u03c3\u03b7 \u03c4\u03bf\u03c5 Moe \u03ad\u03c7\u03b5\u03b9 \u03bc\u03b5\u03c4\u03b1\u03ba\u03b9\u03bd\u03b7\u03b8\u03b5\u03af \u03b1\u03c0\u03cc\u03c3\u03c4\u03b1\u03c3\u03b7 ut, \u03ba\u03b1\u03b9 \u03b5\u03ac\u03bd \u03c4\u03b1 \u03b4\u03cd\u03bf \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1 \u03b1\u03c1\u03c7\u03b9\u03ba\u03ac \u03c3\u03c5\u03bd\u03ad\u03c0\u03b9\u03c0\u03c4\u03b1\u03bd \u03b8\u03b1 \u03ad\u03c7\u03bf\u03c5\u03bc\u03b5<\/span><\/span><span class=\"re8\">:<br \/>\n<\/span><!--more--><\/p>\n<p>&nbsp;<\/p>\n<p><a name=\"id3112648316\"><\/a><\/p>\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 96px;\"><span class=\"ql-right-eqno\"> (2) <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-157cc9dddd45a0714154d26c22fe2fbc_l3.png\" height=\"96\" width=\"99\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#98;&#101;&#103;&#105;&#110;&#123;&#101;&#113;&#117;&#97;&#116;&#105;&#111;&#110;&#42;&#125;&#32; &#92;&#98;&#101;&#103;&#105;&#110;&#123;&#97;&#108;&#105;&#103;&#110;&#125; &#38;&#123;&#32;&#120;&#39;&#32;&#61;&#32;&#120;&#45;&#117;&#32;&#92;&#99;&#100;&#111;&#116;&#32;&#116;&#125;&#32;&#92;&#92; &#38;&#123;&#121;&#39;&#32;&#32;&#61;&#32;&#121;&#32;&#125;&#92;&#92; &#38;&#123;&#122;&#39;&#32;&#61;&#32;&#122;&#32;&#125;&#92;&#92; &#38;&#123;&#116;&#39;&#32;&#61;&#32;&#116;&#32;&#125;&#92;&#92; &#92;&#101;&#110;&#100;&#123;&#97;&#108;&#105;&#103;&#110;&#125; &#92;&#101;&#110;&#100;&#123;&#101;&#113;&#117;&#97;&#116;&#105;&#111;&#110;&#42;&#125;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<p>\u0391\u03bd \u03b1\u03bd\u03c4\u03b9\u03ba\u03b1\u03c4\u03b1\u03c3\u03c4\u03ae\u03c3\u03bf\u03c5\u03bc\u03b5 \u03b1\u03c5\u03c4\u03cc \u03c4\u03bf \u03bc\u03b5\u03c4\u03b1\u03c3\u03c7\u03b7\u03bc\u03b1\u03c4\u03b9\u03c3\u03bc\u03cc \u03c4\u03c9\u03bd \u03c3\u03c5\u03bd\u03c4\u03b5\u03c4\u03b1\u03b3\u03bc\u03ad\u03bd\u03c9\u03bd \u03c3\u03c4\u03bf\u03c5\u03c2 \u03bd\u03cc\u03bc\u03bf\u03c5\u03c2 \u03c4\u03bf\u03c5 \u039d\u03b5\u03cd\u03c4\u03c9\u03bd\u03b1 \u03b2\u03c1\u03af\u03c3\u03ba\u03bf\u03c5\u03bc\u03b5 \u03cc\u03c4\u03b9 \u03b1\u03c5\u03c4\u03bf\u03af \u03bf\u03b9 \u03bd\u03cc\u03bc\u03bf\u03b9 \u03bc\u03b5\u03c4\u03b1\u03c3\u03c7\u03b7\u03bc\u03b1\u03c4\u03af\u03b6\u03bf\u03bd\u03c4\u03b1\u03b9 \u03c3\u03c4\u03bf\u03c5\u03c2 \u03af\u03b4\u03b9\u03bf\u03c5\u03c2 \u03bd\u03cc\u03bc\u03bf\u03c5\u03c2 \u03c3\u03c4\u03bf \u03b1\u03c1\u03c7\u03b9\u03ba\u03cc \u03c3\u03cd\u03c3\u03c4\u03b7\u03bc\u03b1. \u0394\u03b7\u03bb\u03b1\u03b4\u03ae, \u03bf\u03b9 \u03bd\u03cc\u03bc\u03bf\u03b9 \u03c4\u03bf\u03c5 \u039d\u03b5\u03cd\u03c4\u03c9\u03bd\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c4\u03b7\u03c2 \u03af\u03b4\u03b9\u03b1\u03c2 \u03bc\u03bf\u03c1\u03c6\u03ae\u03c2 \u03c3\u03b5 \u03ad\u03bd\u03b1 \u03ba\u03b9\u03bd\u03bf\u03cd\u03bc\u03b5\u03bd\u03bf \u03c3\u03cd\u03c3\u03c4\u03b7\u03bc\u03b1, \u03cc\u03c0\u03c9\u03c2 \u03c3\u03b5 \u03ad\u03bd\u03b1 \u03c3\u03c4\u03b1\u03c4\u03b9\u03ba\u03cc \u03c3\u03cd\u03c3\u03c4\u03b7\u03bc\u03b1\u00a0 \u03ba\u03b1\u03b9 \u03c9\u03c2 \u03b5\u03ba \u03c4\u03bf\u03cd\u03c4\u03bf\u03c5 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b1\u03b4\u03cd\u03bd\u03b1\u03c4\u03bf \u03bd\u03b1 \u03c0\u03b5\u03b9 \u03ba\u03b1\u03bd\u03b5\u03af\u03c2, \u03ba\u03ac\u03bd\u03bf\u03bd\u03c4\u03b1\u03c2 \u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03ac \u03c0\u03b5\u03b9\u03c1\u03ac\u03bc\u03b1\u03c4\u03b1, \u03b1\u03bd \u03c4\u03bf \u03c3\u03cd\u03c3\u03c4\u03b7\u03bc\u03b1 \u03ba\u03b9\u03bd\u03b5\u03af\u03c4\u03b1\u03b9 \u03ae \u03cc\u03c7\u03b9.<br \/>\n\u0397 \u03b1\u03c1\u03c7\u03ae \u03c4\u03b7\u03c2 \u03c3\u03c7\u03b5\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 \u03ad\u03c7\u03b5\u03b9 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03b7\u03b8\u03b5\u03af \u03c3\u03c4\u03b7 \u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03ae \u03b3\u03b9\u03b1 \u03bc\u03b5\u03b3\u03ac\u03bb\u03bf \u03c7\u03c1\u03bf\u03bd\u03b9\u03ba\u03cc \u03b4\u03b9\u03ac\u03c3\u03c4\u03b7\u03bc\u03b1. \u0395\u03af\u03c7\u03b5 \u03c5\u03b9\u03bf\u03b8\u03b5\u03c4\u03b7\u03b8\u03b5\u03af \u03b1\u03c0\u03cc \u03b4\u03b9\u03ac\u03c6\u03bf\u03c1\u03bf\u03c5\u03c2 \u03b1\u03bd\u03b8\u03c1\u03ce\u03c0\u03bf\u03c5\u03c2, \u03b9\u03b4\u03af\u03c9\u03c2 \u03b1\u03c0\u03cc \u03c4\u03bf\u03bd Huygens, \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03c0\u03c1\u03bf\u03ba\u03cd\u03c8\u03bf\u03c5\u03bd \u03bf\u03b9 \u03b1\u03c1\u03c7\u03ad\u03c2 \u03c0\u03bf\u03c5 \u03b9\u03c3\u03c7\u03cd\u03bf\u03c5\u03bd \u03cc\u03c4\u03b1\u03bd \u03c3\u03c5\u03b3\u03ba\u03c1\u03bf\u03cd\u03bf\u03bd\u03c4\u03b1\u03b9 \u03bf\u03b9 \u03bc\u03c0\u03ac\u03bb\u03b5\u03c2 \u03c4\u03bf\u03c5 \u03bc\u03c0\u03b9\u03bb\u03b9\u03ac\u03c1\u03b4\u03bf\u03c5, \u03bc\u03b5 \u03c4\u03bf\u03bd \u03af\u03b4\u03b9\u03bf \u03c4\u03c1\u03cc\u03c0\u03bf \u03cc\u03c0\u03c9\u03c2 \u03c4\u03b7 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03ae\u03c3\u03b1\u03bc\u03b5 \u03c3\u03c4\u03bf \u03c0\u03b1\u03c1\u03b5\u03bb\u03b8\u03cc\u03bd \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03c3\u03c5\u03b6\u03b7\u03c4\u03ae\u03c3\u03bf\u03c5\u03bc\u03b5 \u03c4\u03b7 \u03b4\u03b9\u03b1\u03c4\u03ae\u03c1\u03b7\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03bf\u03c1\u03bc\u03ae\u03c2. \u039a\u03b1\u03c4\u03ac \u03c4\u03bf\u03bd \u03c0\u03c1\u03bf\u03b7\u03b3\u03bf\u03cd\u03bc\u03b5\u03bd\u03bf \u03b1\u03b9\u03ce\u03bd\u03b1 (\u03c3.\u03bc. 19\u03bf) \u03c4\u03bf \u03b5\u03bd\u03b4\u03b9\u03b1\u03c6\u03ad\u03c1\u03bf\u03bd \u03c3&#8217; \u03b1\u03c5\u03c4\u03ae \u03b5\u03bd\u03c4\u03ac\u03b8\u03b7\u03ba\u03b5 \u03ba\u03b1\u03c4\u03ac \u03c4\u03b7\u03bd \u03ad\u03c1\u03b5\u03c5\u03bd\u03b1 \u03c4\u03c9\u03bd \u03c6\u03b1\u03b9\u03bd\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd \u03c4\u03bf\u03c5 \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03b9\u03c3\u03bc\u03bf\u03cd, \u03c4\u03bf\u03c5 \u03bc\u03b1\u03b3\u03bd\u03b7\u03c4\u03b9\u03c3\u03bc\u03bf\u03cd \u03ba\u03b1\u03b9 \u03c4\u03bf\u03c5 \u03c6\u03c9\u03c4\u03cc\u03c2. \u039c\u03b9\u03b1 \u03bc\u03b1\u03ba\u03c1\u03ac \u03c3\u03b5\u03b9\u03c1\u03ac \u03c0\u03c1\u03bf\u03c3\u03b5\u03ba\u03c4\u03b9\u03ba\u03ce\u03bd \u03bc\u03b5\u03bb\u03b5\u03c4\u03ce\u03bd \u03b1\u03c5\u03c4\u03ce\u03bd \u03c4\u03c9\u03bd \u03c6\u03b1\u03b9\u03bd\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd \u03b1\u03c0\u03cc \u03c0\u03bf\u03bb\u03bb\u03bf\u03cd\u03c2 \u03b1\u03bd\u03b8\u03c1\u03ce\u03c0\u03bf\u03c5\u03c2 \u03ba\u03bf\u03c1\u03c5\u03c6\u03ce\u03b8\u03b7\u03ba\u03b5 \u03c3\u03c4\u03b9\u03c2 \u03b5\u03be\u03b9\u03c3\u03ce\u03c3\u03b5\u03b9\u03c2 \u03c4\u03bf\u03c5 Maxwell \u03c4\u03bf\u03c5 \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03bf\u03bc\u03b1\u03b3\u03bd\u03b7\u03c4\u03b9\u03ba\u03bf\u03cd \u03c0\u03b5\u03b4\u03af\u03bf\u03c5, \u03bf\u03b9 \u03bf\u03c0\u03bf\u03af\u03b5\u03c2 \u03c0\u03b5\u03c1\u03b9\u03b3\u03c1\u03ac\u03c6\u03bf\u03c5\u03bd \u03c4\u03bf\u03bd \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03b9\u03c3\u03bc\u03cc, \u03c4\u03bf\u03bd \u03bc\u03b1\u03b3\u03bd\u03b7\u03c4\u03b9\u03c3\u03bc\u03cc, \u03ba\u03b1\u03b9 \u03c4\u03bf \u03c6\u03c9\u03c2 \u03c3\u03b5 \u03ad\u03bd\u03b1 \u03b5\u03bd\u03b9\u03b1\u03af\u03bf \u03c3\u03cd\u03c3\u03c4\u03b7\u03bc\u03b1. \u03a9\u03c3\u03c4\u03cc\u03c3\u03bf, \u03bf\u03b9 \u03b5\u03be\u03b9\u03c3\u03ce\u03c3\u03b5\u03b9\u03c2 \u03c4\u03bf\u03c5 Maxwell \u03b4\u03b5\u03bd \u03c6\u03b1\u03af\u03bd\u03b5\u03c4\u03b1\u03b9 \u03bd\u03b1 \u03c5\u03c0\u03b1\u03ba\u03bf\u03cd\u03bf\u03c5\u03bd \u03c3\u03c4\u03b7\u03bd \u03b1\u03c1\u03c7\u03ae \u03c4\u03b7\u03c2 \u03c3\u03c7\u03b5\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2. \u0394\u03b7\u03bb\u03b1\u03b4\u03ae, \u03b1\u03bd \u03ad\u03c7\u03bf\u03c5\u03bc\u03b5 \u03bc\u03b5\u03c4\u03b1\u03c3\u03c7\u03b7\u03bc\u03b1\u03c4\u03af\u03c3\u03b5\u03b9 \u03c4\u03b9\u03c2 \u03b5\u03be\u03b9\u03c3\u03ce\u03c3\u03b5\u03b9\u03c2 \u03c4\u03bf\u03c5 \u039c\u03ac\u03be\u03b3\u03bf\u03c5\u03b5\u03bb\u00a0 \u03bc\u03b5 \u03c4\u03b7\u03bd \u03b1\u03bd\u03c4\u03b9\u03ba\u03b1\u03c4\u03ac\u03c3\u03c4\u03b1\u03c3\u03b7 \u03c4\u03c9\u03bd \u03b5\u03be\u03b9\u03c3\u03ce\u03c3\u03b5\u03c9\u03bd (<a href=\"#id3112648316\">2<\/a>), <em>\u03b7 \u03bc\u03bf\u03c1\u03c6\u03ae \u03c4\u03bf\u03c5\u03c2 \u03b4\u03b5\u03bd \u03c0\u03b1\u03c1\u03b1\u03bc\u03ad\u03bd\u03b5\u03b9 \u03b7 \u03af\u03b4\u03b9\u03b1<\/em>. \u03a9\u03c2 \u03b5\u03ba \u03c4\u03bf\u03cd\u03c4\u03bf\u03c5, \u03c3\u03b5 \u03ad\u03bd\u03b1 \u03b4\u03b9\u03b1\u03c3\u03c4\u03b7\u03bc\u03b9\u03ba\u03cc \u03c3\u03ba\u03ac\u03c6\u03bf\u03c2 \u03c4\u03b1 \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03b9\u03ba\u03ac 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\u03b5\u03af\u03bd\u03b1\u03b9 \u03cc\u03c4\u03b9, \u03b1\u03bd \u03c5\u03c0\u03ac\u03c1\u03c7\u03b5\u03b9 \u03bc\u03b9\u03b1 \u03b4\u03b9\u03b1\u03c4\u03b1\u03c1\u03b1\u03c7\u03ae \u03c3\u03c4\u03bf \u03c0\u03b5\u03b4\u03af\u03bf, \u03ad\u03c4\u03c3\u03b9 \u03ce\u03c3\u03c4\u03b5 \u03bd\u03b1 \u03c0\u03b1\u03c1\u03ac\u03b3\u03b5\u03c4\u03b1\u03b9 \u03c6\u03c9\u03c2, \u03b1\u03c5\u03c4\u03ac \u03c4\u03b1 \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03bf\u03bc\u03b1\u03b3\u03bd\u03b7\u03c4\u03b9\u03ba\u03ac \u03ba\u03cd\u03bc\u03b1\u03c4\u03b1 \u03b2\u03b3\u03b1\u03af\u03bd\u03bf\u03c5\u03bd \u03c0\u03c1\u03bf\u03c2 \u03c4\u03b1 \u03ad\u03be\u03c9 \u03c4\u03c1\u03ad\u03c7\u03bf\u03bd\u03c4\u03b1\u03c2 \u03c0\u03c1\u03bf\u03c2 \u03cc\u03bb\u03b5\u03c2 \u03c4\u03b9\u03c2 \u03ba\u03b1\u03c4\u03b5\u03c5\u03b8\u03cd\u03bd\u03c3\u03b5\u03b9\u03c2 \u03bc\u03b5 \u03c4\u03b7\u03bd \u03af\u03b4\u03b9\u03b1 \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1 c, \u03ae 300.000km\/sec. \u039c\u03b9\u03b1 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\u03b5\u03af\u03bc\u03b1\u03c3\u03c4\u03b5 \u03ba\u03b1\u03b2\u03ac\u03bb\u03b1 \u03c3\u03b5 \u03ad\u03bd\u03b1 \u03b1\u03c5\u03c4\u03bf\u03ba\u03af\u03bd\u03b7\u03c4\u03bf \u03c0\u03bf\u03c5 \u03c0\u03b7\u03b3\u03b1\u03af\u03bd\u03b5\u03b9 \u03bc\u03b5 \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1 u \u03ba\u03b1\u03b9 \u03b5\u03ba\u03c0\u03ad\u03bc\u03c0o\u03c5\u03bc\u03b5 \u03c6\u03c9\u03c2 \u03c0\u03bf\u03c5 \u03b1\u03c0\u03bf\u03bc\u03b1\u03ba\u03c1\u03cd\u03bd\u03b5\u03c4\u03b1\u03b9 \u03b1\u03c0\u03cc \u03c4\u03bf \u03b1\u03c5\u03c4\u03bf\u03ba\u03af\u03bd\u03b7\u03c4\u03bf \u03bc\u03b5 \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1 c. \u03a0\u03b1\u03c1\u03b1\u03b3\u03c9\u03b3\u03af\u03b6\u03bf\u03bd\u03c4\u03b1\u03c2 \u03c4\u03b7\u03bd \u03c0\u03c1\u03ce\u03c4\u03b7 \u03b5\u03be\u03af\u03c3\u03c9\u03c3\u03b7 \u03b1\u03c0\u03cc \u03c4\u03b9\u03c2 (<a href=\"#id3112648316\">2<\/a>) \u03c0\u03b1\u03af\u03c1\u03bd\u03bf\u03c5\u03bc\u03b5:<\/p>\n<p style=\"text-align: left;\">\n<p style=\"text-align: left;\">\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 38px;\"><span class=\"ql-right-eqno\"> &nbsp; <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-c21b41f99d811c7f1ae01a86cb203c88_l3.png\" height=\"38\" width=\"108\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#091; &#92;&#102;&#114;&#97;&#99;&#123;&#100;&#120;&#39;&#125;&#123;&#100;&#116;&#125;&#61;&#92;&#102;&#114;&#97;&#99;&#123;&#100;&#120;&#125;&#123;&#100;&#116;&#125;&#45;&#117;&#44; &#92;&#093;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<p style=\"text-align: left;\">\u03c0\u03c1\u03ac\u03b3\u03bc\u03b1 \u03c0\u03bf\u03c5 \u03c3\u03b7\u03bc\u03b1\u03af\u03bd\u03b5\u03b9 \u03cc\u03c4\u03b9, \u03c3\u03cd\u03bc\u03c6\u03c9\u03bd\u03b1 \u03bc\u03b5 \u03c4\u03bf\u03c5\u03c2 \u03bc\u03b5\u03c4\u03b1\u03c3\u03c7\u03b7\u03bc\u03b1\u03c4\u03b9\u03c3\u03bc\u03bf\u03cd\u03c2 \u03c4\u03bf\u03c5 \u0393\u03b1\u03bb\u03b9\u03bb\u03b1\u03af\u03bf\u03c5, \u03b7 \u03c6\u03b1\u03b9\u03bd\u03bf\u03bc\u03b5\u03bd\u03b9\u03ba\u03ae \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1 \u03c4\u03bf\u03c5 \u03b5\u03ba\u03c0\u03b5\u03bc\u03c0\u03cc\u03bc\u03b5\u03bd\u03bf\u03c5 \u03c6\u03c9\u03c4\u03cc\u03c2, \u03cc\u03c0\u03c9\u03c2 \u03c4\u03bf \u03bc\u03b5\u03c4\u03c1\u03ac\u03bc\u03b5 \u03b1\u03c0\u03cc \u03c4\u03bf \u03b1\u03c5\u03c4\u03bf\u03ba\u03af\u03bd\u03b7\u03c4\u03bf, \u03b4\u03b5\u03bd \u03b8\u03b1 \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 c, \u03b1\u03bb\u03bb\u03ac \u03b8\u03b1 \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 c &#8211; u. \u0393\u03b9\u03b1 \u03c0\u03b1\u03c1\u03ac\u03b4\u03b5\u03b9\u03b3\u03bc\u03b1, \u03b5\u03ac\u03bd \u03c4\u03bf \u03b1\u03c5\u03c4\u03bf\u03ba\u03af\u03bd\u03b7\u03c4\u03bf \u03c0\u03b7\u03b3\u03b1\u03af\u03bd\u03b5\u03b9 \u03bc\u03b5 160.000km\/sec, \u03ba\u03b1\u03b9 \u03c4\u03bf \u03c6\u03c9\u03c2 \u03c4\u03c1\u03ad\u03c7\u03b5\u03b9 \u03bc\u03b5 300.000km\/sec, \u03c4\u03cc\u03c4\u03b5 \u03c0\u03c1\u03bf\u03c6\u03b1\u03bd\u03ce\u03c2 \u03c4\u03bf \u03c6\u03c9\u03c2 \u03b8\u03b1 \u03c4\u03bf \u03b2\u03bb\u03ad\u03c0\u03bf\u03c5\u03bc\u03b5 \u03bc\u03ad\u03c3\u03b1 \u03b1\u03c0\u03cc \u03c4\u03bf \u03b1\u03c5\u03c4\u03bf\u03ba\u03af\u03bd\u03b7\u03c4\u03bf \u03c0\u03bf\u03c5 \u03ba\u03b9\u03bd\u03b5\u03af\u03c4\u03b1\u03b9 \u03b1\u03c0\u03cc \u03c0\u03af\u03c3\u03c9 \u03c4\u03bf\u03c5, \u03bd\u03b1 \u03c4\u03c1\u03ad\u03c7\u03b5\u03b9 \u03bc\u03b5 140.000km\/sec. \u03a3\u03b5 \u03ba\u03ac\u03b8\u03b5 \u03c0\u03b5\u03c1\u03af\u03c0\u03c4\u03c9\u03c3\u03b7, \u03bc\u03b5 \u03c4\u03b7 \u03bc\u03ad\u03c4\u03c1\u03b7\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1\u03c2 \u03c4\u03bf\u03c5 \u03c6\u03c9\u03c4\u03cc\u03c2 \u03c0\u03bf\u03c5 \u03c6\u03b5\u03cd\u03b3\u03b5\u03b9 \u03c0\u03ad\u03c1\u03b1 \u03b1\u03c0\u03cc \u03c4\u03bf \u03b1\u03c5\u03c4\u03bf\u03ba\u03af\u03bd\u03b7\u03c4\u03bf (\u03b5\u03ac\u03bd \u03bf \u03bc\u03b5\u03c4\u03b1\u03c3\u03c7\u03b7\u03bc\u03b1\u03c4\u03b9\u03c3\u03bc\u03cc\u03c2 \u0393\u03b1\u03bb\u03b9\u03bb\u03b1\u03af\u03bf\u03c5 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c3\u03c9\u03c3\u03c4\u03cc\u03c2 \u03b3\u03b9\u03b1 \u03c4\u03bf \u03c6\u03c9\u03c2), \u03b8\u03b1 \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03c3\u03b5 \u03ba\u03b1\u03bd\u03b5\u03af\u03c2 \u03bd\u03b1 \u03c0\u03c1\u03bf\u03c3\u03b4\u03b9\u03bf\u03c1\u03af\u03c3\u03b5\u03b9 \u03c4\u03b7\u03bd \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1 \u03c4\u03bf\u03c5 \u03b1\u03c5\u03c4\u03bf\u03ba\u03b9\u03bd\u03ae\u03c4\u03bf\u03c5. \u039c\u03b9\u03b1 \u03c3\u03b5\u03b9\u03c1\u03ac \u03b1\u03c0\u03cc \u03c0\u03b5\u03b9\u03c1\u03ac\u03bc\u03b1\u03c4\u03b1, \u03c0\u03bf\u03c5 \u03c0\u03c1\u03b1\u03b3\u03bc\u03b1\u03c4\u03bf\u03c0\u03bf\u03b9\u03ae\u03b8\u03b7\u03ba\u03b1\u03bd \u03b3\u03b9\u03b1 \u03c4\u03bf\u03bd \u03c0\u03c1\u03bf\u03c3\u03b4\u03b9\u03bf\u03c1\u03b9\u03c3\u03bc\u03cc \u03c4\u03b7\u03c2 \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1\u03c2 \u03c4\u03b7\u03c2 \u0393\u03b7\u03c2 \u03ba\u03b1\u03b9 \u03b2\u03b1\u03c3\u03af\u03c3\u03c4\u03b7\u03ba\u03b1\u03bd \u03c3\u03b5 \u03b1\u03c5\u03c4\u03ae\u03bd \u03c4\u03b7 \u03b3\u03b5\u03bd\u03b9\u03ba\u03ae \u03b9\u03b4\u03ad\u03b1, \u03cc\u03bb\u03b1 \u03b1\u03c0\u03ad\u03c4\u03c5\u03c7\u03b1\u03bd \u03ba\u03b1\u03b9 \u03b4\u03b5\u03bd \u03ad\u03b4\u03c9\u03c3\u03b1\u03bd \u03ba\u03b1\u03bc\u03af\u03b1 \u03b1\u03c0\u03bf\u03bb\u03cd\u03c4\u03c9\u03c2 \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03c3. \u0398\u03b1 \u03c3\u03c5\u03b6\u03b7\u03c4\u03ae\u03c3\u03bf\u03c5\u03bc\u03b5 \u03ad\u03bd\u03b1 \u03b1\u03c0\u03cc \u03b1\u03c5\u03c4\u03ac \u03c4\u03b1 \u03c0\u03b5\u03b9\u03c1\u03ac\u03bc\u03b1\u03c4\u03b1 \u03bc\u03b5 \u03bb\u03b5\u03c0\u03c4\u03bf\u03bc\u03ad\u03c1\u03b5\u03b9\u03b1, \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03b4\u03b5\u03af\u03be\u03bf\u03c5\u03bc\u03b5 \u03c4\u03b9 \u03b1\u03ba\u03c1\u03b9\u03b2\u03ce\u03c2 \u03ad\u03b3\u03b9\u03bd\u03b5 \u03ba\u03b1\u03b9 \u03c0\u03bf\u03b9\u03bf \u03ae\u03c4\u03b1\u03bd \u03c4\u03bf \u03b8\u03ad\u03bc\u03b1. \u039a\u03ac\u03c4\u03b9 \u03c3\u03c5\u03bd\u03ad\u03b2\u03b7, \u03c6\u03c5\u03c3\u03b9\u03ba\u03ac \u03ba\u03b1\u03b9 \u03ba\u03ac\u03c4\u03b9 \u03b4\u03b5\u03bd \u03c0\u03ae\u03b3\u03b5 \u03ba\u03b1\u03bb\u03ac \u03bc\u03b5 \u03c4\u03b9\u03c2 \u03b5\u03be\u03b9\u03c3\u03ce\u03c3\u03b5\u03b9\u03c2 \u03c4\u03b7\u03c2 \u03c6\u03c5\u03c3\u03b9\u03ba\u03ae\u03c2. \u03a4\u03b9 \u03b1\u03ba\u03c1\u03b9\u03b2\u03ce\u03c2 \u03cc\u03bc\u03c9\u03c2 \u03b8\u03b1 \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03c3\u03b5 \u03bd\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9;<\/p>\n<p><span style=\"font-family: arial,helvetica,sans-serif; color: #0000ff;\"><strong><span style=\"font-size: 12pt;\">\u039f \u039c\u03b5\u03c4\u03b1\u03c3\u03c7\u03b7\u03bc\u03b1\u03c4\u03b9\u03c3\u03bc\u03cc\u03c2 Lorentz<\/span><\/strong><\/span><\/p>\n<p>\u038c\u03c4\u03b1\u03bd \u03b7 \u03b1\u03c0\u03bf\u03c4\u03c5\u03c7\u03af\u03b1 \u03c4\u03c9\u03bd \u03b5\u03be\u03b9\u03c3\u03ce\u03c3\u03b5\u03c9\u03bd \u03c4\u03b7\u03c2 \u03a6\u03c5\u03c3\u03b9\u03ba\u03ae\u03c2 \u03c3\u03c4\u03b7\u03bd \u03b1\u03bd\u03c9\u03c4\u03ad\u03c1\u03c9 \u03c5\u03c0\u03cc\u03b8\u03b5\u03c3\u03b7 \u03ae\u03c1\u03b8\u03b5 \u03c3\u03c4\u03bf \u03c6\u03c9\u03c2, \u03b7 \u03c0\u03c1\u03ce\u03c4\u03b7 \u03c3\u03ba\u03ad\u03c8\u03b7 \u03ae\u03c4\u03b1\u03bd \u03cc\u03c4\u03b9 \u03c4\u03bf \u03c0\u03c1\u03cc\u03b2\u03bb\u03b7\u03bc\u03b1 \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03b2\u03c1\u03af\u03c3\u03ba\u03b5\u03c4\u03b1\u03b9 \u03c3\u03c4\u03b9\u03c2 \u03bd\u03ad\u03b5\u03c2 \u03b5\u03be\u03b9\u03c3\u03ce\u03c3\u03b5\u03b9\u03c2 \u03c4\u03bf\u03c5 Maxwell \u03c4\u03b7\u03c2 \u03b7\u03bb\u03b5\u03ba\u03c1\u03bf\u03b4\u03c5\u03bd\u03b1\u03bc\u03b9\u03ba\u03ae\u03c2, \u03bf\u03b9 \u03bf\u03c0\u03bf\u03af\u03b5\u03c2 \u03ae\u03c4\u03b1\u03bd \u03bc\u03cc\u03bb\u03b9\u03c2 20 \u03b5\u03c4\u03ce\u03bd \u03b5\u03ba\u03b5\u03af\u03bd\u03b7 \u03c4\u03b7\u03bd \u03b5\u03c0\u03bf\u03c7\u03ae. \u03a6\u03ac\u03bd\u03b7\u03ba\u03b5 \u03c3\u03c7\u03b5\u03b4\u03cc\u03bd \u03b1\u03c5\u03c4\u03bf\u03bd\u03cc\u03b7\u03c4\u03bf \u03cc\u03c4\u03b9 \u03b1\u03c5\u03c4\u03ad\u03c2 \u03bf\u03b9 \u03b5\u03be\u03b9\u03c3\u03ce\u03c3\u03b5\u03b9\u03c2 \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03ae\u03c4\u03b1\u03bd \u03bb\u03ac\u03b8\u03bf\u03c2, \u03ad\u03c4\u03c3\u03b9 \u03c4\u03bf \u03bc\u03cc\u03bd\u03bf \u03c0\u03c1\u03ac\u03b3\u03bc\u03b1 \u03c0\u03bf\u03c5 \u03ad\u03c0\u03c1\u03b5\u03c0\u03b5 \u03bd\u03b1 \u03ba\u03ac\u03bd\u03bf\u03c5\u03bc\u03b5 \u03ae\u03c4\u03b1\u03bd \u03bd\u03b1 \u03c4\u03b9\u03c2 \u03b1\u03bb\u03bb\u03ac\u03be\u03bf\u03c5\u03bc\u03b5 \u03bc\u03b5 \u03c4\u03ad\u03c4\u03bf\u03b9\u03bf \u03c4\u03c1\u03cc\u03c0\u03bf \u03ce\u03c3\u03c4\u03b5, \u03c5\u03c0\u03cc \u03c4\u03bf\u03c5\u03c2 \u03bc\u03b5\u03c4\u03b1\u03c3\u03c7\u03b7\u03bc\u03b1\u03c4\u03b9\u03c3\u03bc\u03bf\u03cd\u03c2 \u03c4\u03bf\u03c5 \u0393\u03b1\u03bb\u03b9\u03bb\u03b1\u03af\u03bf\u03c5, \u03bd\u03b1 \u03b9\u03ba\u03b1\u03bd\u03bf\u03c0\u03bf\u03b9\u03b5\u03af\u03c4\u03b1\u03b9 \u03b7 \u03b1\u03c1\u03c7\u03ae \u03c4\u03b7\u03c2 \u03c3\u03c7\u03b5\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2. \u038c\u03c4\u03b1\u03bd \u03b5\u03c0\u03b9\u03c7\u03b5\u03b9\u03c1\u03ae\u03b8\u03b7\u03ba\u03b5 \u03b1\u03c5\u03c4\u03cc, \u03bf\u03b9 \u03bd\u03ad\u03bf\u03b9 \u03cc\u03c1\u03bf\u03b9 \u03c0\u03bf\u03c5 \u03ad\u03c0\u03c1\u03b5\u03c0\u03b5 \u03bd\u03b1 \u03c4\u03b5\u03b8\u03bf\u03cd\u03bd \u03c3\u03c4\u03b9\u03c2 \u03b5\u03be\u03b9\u03c3\u03ce\u03c3\u03b5\u03b9\u03c2 \u03bf\u03b4\u03ae\u03b3\u03b7\u03c3\u03b1\u03bd \u03c3\u03b5 \u03c0\u03c1\u03bf\u03b2\u03bb\u03ad\u03c8\u03b5\u03b9\u03c2 \u03bd\u03ad\u03c9\u03bd \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03b9\u03ba\u03ce\u03bd \u03c6\u03b1\u03b9\u03bd\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd, \u03c0\u03bf\u03c5 \u03b4\u03b5\u03bd \u03c5\u03c0\u03ae\u03c1\u03c7\u03b1\u03bd \u03ba\u03b1\u03b8\u03cc\u03bb\u03bf\u03c5, \u03cc\u03c4\u03b1\u03bd \u03b4\u03bf\u03ba\u03b9\u03bc\u03ac\u03c3\u03c4\u03b7\u03ba\u03b1\u03bd \u03c0\u03b5\u03b9\u03c1\u03b1\u03bc\u03b1\u03c4\u03b9\u03ba\u03ac \u03ba\u03b1\u03b9, \u03c9\u03c2 \u03b5\u03ba \u03c4\u03bf\u03cd\u03c4\u03bf\u03c5,\u03bf \u03c0\u03b5\u03b9\u03c1\u03b1\u03c3\u03bc\u03cc\u03c2 \u03b1\u03c5\u03c4\u03cc\u03c2 \u03ad\u03c0\u03c1\u03b5\u03c0\u03b5 \u03bd\u03b1 \u03b5\u03b3\u03ba\u03b1\u03c4\u03b1\u03bb\u03b5\u03b9\u03c6\u03b8\u03b5\u03af. \u03a3\u03c4\u03b7 \u03c3\u03c5\u03bd\u03ad\u03c7\u03b5\u03b9\u03b1, \u03c3\u03c4\u03b1\u03b4\u03b9\u03b1\u03ba\u03ac \u03ad\u03b3\u03b9\u03bd\u03b5 \u03c6\u03b1\u03bd\u03b5\u03c1\u03cc \u03cc\u03c4\u03b9 \u03bf\u03b9 \u03bd\u03cc\u03bc\u03bf\u03b9 \u03c4\u03b7\u03c2 \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03bf\u03b4\u03c5\u03bd\u03b1\u03bc\u03b9\u03ba\u03ae\u03c2 \u03c4\u03bf\u03c5 Maxwell \u03ae\u03c4\u03b1\u03bd \u03c3\u03c9\u03c3\u03c4\u03bf\u03af \u03ba\u03b1\u03b9 \u03c4\u03bf \u03c0\u03c1\u03cc\u03b2\u03bb\u03b7\u03bc\u03b1 \u03ad\u03c0\u03c1\u03b5\u03c0\u03b5 \u03bd\u03b1 \u03b1\u03bd\u03b1\u03b6\u03b7\u03c4\u03ae\u03c3\u03b5\u03b9 \u03b1\u03bb\u03bb\u03bf\u03cd \u03c4\u03b7 \u03bb\u03cd\u03c3\u03b7 \u03c4\u03bf\u03c5.<br \/>\n\u0395\u03bd \u03c4\u03c9 \u03bc\u03b5\u03c4\u03b1\u03be\u03cd, \u03bf \u0397.\u0391. Lorentz\u00a0 \u03c0\u03b1\u03c1\u03b1\u03c4\u03ae\u03c1\u03b7\u03c3\u03b5 \u03ad\u03bd\u03b1 \u03b1\u03be\u03b9\u03bf\u03c3\u03b7\u03bc\u03b5\u03af\u03c9\u03c4\u03bf \u03ba\u03b1\u03b9 \u03c0\u03b5\u03c1\u03af\u03b5\u03c1\u03b3\u03bf \u03c0\u03c1\u03ac\u03b3\u03bc\u03b1, \u03cc\u03c4\u03b1\u03bd \u03ad\u03ba\u03b1\u03bd\u03b5 \u03c4\u03b9\u03c2 \u03b1\u03ba\u03cc\u03bb\u03bf\u03c5\u03b8\u03b5\u03c2 \u03b5\u03c0\u03b9\u03bc\u03ad\u03c1\u03bf\u03c5\u03c2 \u03b1\u03bd\u03c4\u03b9\u03ba\u03b1\u03c4\u03b1\u03c3\u03c4\u03ac\u03c3\u03b5\u03b9\u03c2 \u03c3\u03c4\u03b9\u03c2 \u03b5\u03be\u03b9\u03c3\u03ce\u03c3\u03b5\u03b9\u03c2 \u03c4\u03bf\u03c5 Maxwell:<\/p>\n<p>&nbsp;<\/p>\n<p><a name=\"id995039166\"><\/a><\/p>\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 153px;\"><span class=\"ql-right-eqno\"> (3) <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-511dfb330dc038e618575f696ba17a46_l3.png\" height=\"153\" width=\"131\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#98;&#101;&#103;&#105;&#110;&#123;&#101;&#113;&#117;&#97;&#116;&#105;&#111;&#110;&#42;&#125;&#32;&#32; &#92;&#98;&#101;&#103;&#105;&#110;&#123;&#97;&#108;&#105;&#103;&#110;&#125; &#38;&#120;&#39;&#61;&#92;&#102;&#114;&#97;&#99;&#123;&#120;&#45;&#117;&#32;&#92;&#99;&#100;&#111;&#116;&#32;&#116;&#125;&#123;&#92;&#115;&#113;&#114;&#116;&#123;&#49;&#45;&#117;&#94;&#50;&#47;&#99;&#94;&#50;&#125;&#125;&#32;&#92;&#92; &#38;&#121;&#32;&#32;&#61;&#121;&#32;&#92;&#92; &#38;&#122;&#39;&#32;&#61;&#122;&#32;&#92;&#92; &#38;&#116;&#39;&#61;&#32;&#92;&#102;&#114;&#97;&#99;&#123;&#116;&#45;&#117;&#120;&#47;&#99;&#94;&#50;&#125;&#123;&#92;&#115;&#113;&#114;&#116;&#123;&#49;&#45;&#117;&#94;&#50;&#47;&#99;&#94;&#50;&#125;&#125; &#92;&#101;&#110;&#100;&#123;&#97;&#108;&#105;&#103;&#110;&#125; &#92;&#101;&#110;&#100;&#123;&#101;&#113;&#117;&#97;&#116;&#105;&#111;&#110;&#42;&#125;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<p>&nbsp;<\/p>\n<p>\u03b4\u03b7\u03bb\u03b1\u03b4\u03ae, \u03cc\u03c4\u03b1\u03bd \u03b1\u03c5\u03c4\u03cc\u03c2 \u03bf \u03bc\u03b5\u03c4\u03b1\u03c3\u03c7\u03b7\u03bc\u03b1\u03c4\u03b9\u03c3\u03bc\u03cc\u03c2 \u03b5\u03c6\u03b1\u03c1\u03bc\u03bf\u03c3\u03c4\u03b5\u03af \u03c3\u03c4\u03b9\u03c2 \u03b5\u03be\u03b9\u03c3\u03ce\u03c3\u03b5\u03b9\u03c2 \u03c4\u03bf\u03c5 Maxwell, \u03c4\u03cc\u03c4\u03b5 \u03b1\u03c5\u03c4\u03ad\u03c2 \u03c0\u03b1\u03c1\u03b1\u03bc\u03ad\u03bd\u03bf\u03c5\u03bd \u03b1\u03bd\u03b1\u03bb\u03bb\u03bf\u03af\u03c9\u03c4\u03b5\u03c2. \u039f\u03b9 \u03b5\u03be\u03b9\u03c3\u03ce\u03c3\u03b5\u03b9\u03c2 (<a href=\"#id995039166\">3<\/a>) \u03b5\u03af\u03bd\u03b1\u03b9 \u03b3\u03bd\u03c9\u03c3\u03c4\u03ad\u03c2 \u03c9\u03c2 <em>\u03bc\u03b5\u03c4\u03b1\u03c3\u03c7\u03b7\u03bc\u03b1\u03c4\u03b9\u03c3\u03bc\u03cc\u03c2 Lorentz<\/em>. \u039f <span id=\"result_box\" class=\"\" lang=\"el\" tabindex=\"-1\"><span title=\"Einstein, following a suggestion originally made by Poincare, tht&lt;n pro\u00ad posed that all the physical laws should be of such a kind that they remain unchanged under a Lorentz transfor\u00ad mation.\">\u0391\u03ca\u03bd\u03c3\u03c4\u03ac\u03b9\u03bd, \u03bc\u03b5\u03c4\u03ac \u03b1\u03c0\u03cc \u03b5\u03b9\u03c3\u03ae\u03b3\u03b7\u03c3\u03b7 \u03c0\u03bf\u03c5 \u03ad\u03b3\u03b9\u03bd\u03b5 \u03b1\u03c1\u03c7\u03b9\u03ba\u03ac \u03b1\u03c0\u03cc \u03c4\u03bf\u03bd Poincare, \u03c0\u03c1\u03cc\u03c4\u03b5\u03b9\u03bd\u03b5 \u03cc\u03c4\u03b9 \u03cc\u03bb\u03bf\u03b9 \u03bf\u03b9 \u03bd\u03cc\u03bc\u03bf\u03b9 \u03c4\u03b7\u03c2 \u03c6\u03c5\u03c3\u03b9\u03ba\u03ae\u03c2 \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c4\u03ad\u03c4\u03bf\u03b9\u03b1\u03c2 \u03c6\u03cd\u03c3\u03b5\u03c9\u03c2 \u03ce\u03c3\u03c4\u03b5 \u03bd\u03b1 <em>\u03c0\u03b1\u03c1\u03b1\u03bc\u03ad\u03bd\u03bf\u03c5\u03bd \u03b1\u03bc\u03b5\u03c4\u03ac\u03b2\u03bb\u03b7\u03c4\u03bf\u03b9 \u03b1\u03c0\u03cc \u03c4\u03bf\u03bd \u03bc\u03b5\u03c4\u03b1\u03c3\u03c7\u03b7\u03bc\u03b1\u03c4\u03b9\u03c3\u03bc\u03cc Lorentz<\/em>. <\/span><span title=\"In other words, we should change, not the laws of electrodynam\u00ad ics, but the laws of mechanics.\">\u039c\u03b5 \u03ac\u03bb\u03bb\u03b1 \u03bb\u03cc\u03b3\u03b9\u03b1, \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03b1\u03bb\u03bb\u03ac\u03be\u03bf\u03c5\u03bc\u03b5, \u03cc\u03c7\u03b9 \u03c4\u03bf\u03c5\u03c2 \u03bd\u03cc\u03bc\u03bf\u03c5\u03c2 \u03c4\u03b7\u03c2 \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03bf\u03b4\u03c5\u03bd\u03b1\u03bc\u03b9\u03ba\u03ae\u03c2, \u03b1\u03bb\u03bb\u03ac \u03c4\u03bf\u03c5\u03c2 \u03bd\u03cc\u03bc\u03bf\u03c5\u03c2 \u03c4\u03b7\u03c2 \u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03ae\u03c2. <\/span><span title=\"How shall we change Newton's laws so that they will remain unchanged by the Lorentz transformation?\">\u03a0\u03ce\u03c2 \u03cc\u03bc\u03c9\u03c2 \u03b8\u03b1 \u03b1\u03bb\u03bb\u03ac\u03be\u03bf\u03c5\u03bc\u03b5 \u03c4\u03bf\u03c5\u03c2 \u03bd\u03cc\u03bc\u03bf\u03c5\u03c2 \u03c4\u03bf\u03c5 \u039d\u03b5\u03cd\u03c4\u03c9\u03bd\u03b1 \u03ad\u03c4\u03c3\u03b9 \u03ce\u03c3\u03c4\u03b5 \u03bd\u03b1 \u03c0\u03b1\u03c1\u03b1\u03bc\u03b5\u03af\u03bd\u03bf\u03c5\u03bd \u03b1\u03bc\u03b5\u03c4\u03ac\u03b2\u03bb\u03b7\u03c4\u03bf\u03b9 \u03b1\u03c0\u03cc \u03c4\u03bf \u03bc\u03b5\u03c4\u03b1\u03c3\u03c7\u03b7\u03bc\u03b1\u03c4\u03b9\u03c3\u03bc\u03cc Lorentz; <\/span><span title=\"If this goal is set, we then have to rewrite New\u00ad ton's equations in such a way that the conditions we have imposed are satis\u00ad fied.\">\u0391\u03bd \u03b1\u03c5\u03c4\u03cc\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03bf \u03c3\u03c4\u03cc\u03c7\u03bf\u03c2, \u03c4\u03cc\u03c4\u03b5 \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03be\u03b1\u03bd\u03b1\u03b3\u03c1\u03ac\u03c8\u03bf\u03c5\u03bc\u03b5 \u03c4\u03b9\u03c2 \u03b5\u03be\u03b9\u03c3\u03ce\u03c3\u03b5\u03b9\u03c2 \u03c4\u03bf\u03c5 \u039d\u03b5\u03cd\u03c4\u03c9\u03bd\u03b1 \u03ba\u03b1\u03c4\u03ac \u03c4\u03ad\u03c4\u03bf\u03b9\u03bf \u03c4\u03c1\u03cc\u03c0\u03bf \u03ce\u03c3\u03c4\u03b5 \u03bf\u03b9 \u03cc\u03c1\u03bf\u03b9 \u03c0\u03bf\u03c5 \u03ad\u03c7\u03bf\u03c5\u03bc\u03b5 \u03b5\u03b9\u03c3\u03b1\u03b3\u03ac\u03b3\u03b5\u03b9 \u03bd\u03b1 \u03b9\u03ba\u03b1\u03bd\u03bf\u03c0\u03bf\u03b9\u03bf\u03cd\u03bd\u03c4\u03b1\u03b9. <\/span><span title=\"As it turned out, the only require\u00ad ment is that the mass m in Newton's equations must be replaced by the form shown in Eq.\">\u038c\u03c0\u03c9\u03c2 \u03b1\u03c0\u03bf\u03b4\u03b5\u03af\u03c7\u03b8\u03b7\u03ba\u03b5, \u03c4\u03bf \u03bc\u03cc\u03bd\u03bf \u03c0\u03bf\u03c5 \u03c7\u03c1\u03b5\u03b9\u03ac\u03b6\u03b5\u03c4\u03b1\u03b9 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b7 \u03bc\u03ac\u03b6\u03b1 m \u03c3\u03c4\u03b9\u03c2 \u03b5\u03be\u03b9\u03c3\u03ce\u03c3\u03b5\u03b9\u03c2 \u03c4\u03bf\u03c5 \u039d\u03b5\u03cd\u03c4\u03c9\u03bd\u03b1 \u03bd\u03b1 \u03b1\u03bd\u03c4\u03b9\u03ba\u03b1\u03c4\u03b1\u03c3\u03c4\u03b1\u03b8\u03b5\u03af \u03b1\u03c0\u03cc \u03c4\u03b7 \u03bc\u03bf\u03c1\u03c6\u03ae \u03c0\u03bf\u03c5 \u03c6\u03b1\u03af\u03bd\u03b5\u03c4\u03b1\u03b9 \u03c3\u03c4\u03b7\u03bd \u0395\u03be. <\/span><span title=\"( l ) .\">\u00a0(<a href=\"#id731623261\">1<\/a>). <\/span><span title=\"When this change is made, Newton's laws and the laws of electrodynamics will har\u00ad monize.\">\u038c\u03c4\u03b1\u03bd \u03b3\u03af\u03bd\u03b5\u03c4\u03b1\u03b9 \u03b1\u03c5\u03c4\u03ae \u03b7 \u03b1\u03bb\u03bb\u03b1\u03b3\u03ae, \u03bf\u03b9 \u03bd\u03cc\u03bc\u03bf\u03b9 \u03c4\u03bf\u03c5 \u039d\u03b5\u03cd\u03c4\u03c9\u03bd\u03b1 \u03ba\u03b1\u03b9 \u03bf\u03b9 \u03bd\u03cc\u03bc\u03bf\u03b9 \u03c4\u03b7\u03c2 \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03bf\u03b4\u03c5\u03bd\u03b1\u03bc\u03b9\u03ba\u03ae\u03c2 \u03b5\u03bd\u03b1\u03c1\u03bc\u03bf\u03bd\u03af\u03b6\u03bf\u03bd\u03c4\u03b1\u03b9. <\/span><span title=\"Then if we use the Lorentz transformation in comparing Moe's measurements with Joe's, we shall never be able to detect whether either is moving, because the form of all the equations will be the same in both co\u00ad ordinate systems! \">\u03a3\u03c4\u03b7 \u03c3\u03c5\u03bd\u03ad\u03c7\u03b5\u03b9\u03b1, \u03b1\u03bd \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03ae\u03c3\u03bf\u03c5\u03bc\u03b5 \u03c4\u03bf\u03bd \u03bc\u03b5\u03c4\u03b1\u03c3\u03c7\u03b7\u03bc\u03b1\u03c4\u03b9\u03c3\u03bc\u03cc Lorentz \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03c3\u03c5\u03b3\u03ba\u03c1\u03af\u03bd\u03bf\u03c5\u03bc\u03b5 \u03c4\u03b9\u03c2 \u03bc\u03b5\u03c4\u03c1\u03ae\u03c3\u03b5\u03b9\u03c2 \u03c4\u03bf\u03c5 Moe \u03bc\u03b5 \u03b1\u03c5\u03c4\u03ad\u03c2 \u03c4\u03bf\u03c5 Joe, \u03b4\u03b5 \u03b8\u03b1 \u03b5\u03af\u03bc\u03b1\u03c3\u03c4\u03b5 \u03c0\u03bf\u03c4\u03ad \u03c3\u03b5 \u03b8\u03ad\u03c3\u03b7 \u03bd\u03b1 \u03b1\u03bd\u03b9\u03c7\u03bd\u03b5\u03cd\u03c3\u03bf\u03c5\u03bc\u03b5 \u03b1\u03bd \u03c4\u03bf \u03c3\u03cd\u03c3\u03c4\u03b7\u03bc\u03b1 \u03ba\u03b9\u03bd\u03b5\u03af\u03c4\u03b1\u03b9, \u03b5\u03c0\u03b5\u03b9\u03b4\u03ae \u03b7 \u03bc\u03bf\u03c1\u03c6\u03ae \u03cc\u03bb\u03c9\u03bd \u03c4\u03c9\u03bd \u03b5\u03be\u03b9\u03c3\u03ce\u03c3\u03b5\u03c9\u03bd \u03b8\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b7 \u03af\u03b4\u03b9\u03b1 \u03ba\u03b1\u03b9 \u03c3\u03c4\u03b1 \u03b4\u03cd\u03bf \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1 \u03c3\u03c5\u03bd\u03c4\u03b5\u03c4\u03b1\u03b3\u03bc\u03ad\u03bd\u03c9\u03bd!<br \/>\n<\/span><span title=\"It is interesting to discuss what it means that we replace the old trans\u00ad formation between the coordinates and time with a new one, because the old one (Galilean ) seems to be self\u00ad evident and the new one (Lorentz) looks peculiar.\">\u0395\u03af\u03bd\u03b1\u03b9 \u03b5\u03bd\u03b4\u03b9\u03b1\u03c6\u03ad\u03c1\u03bf\u03bd \u03bd\u03b1 \u03c3\u03c5\u03b6\u03b7\u03c4\u03ae\u03c3\u03bf\u03c5\u03bc\u03b5 \u03c4\u03b9 \u03c3\u03b7\u03bc\u03b1\u03af\u03bd\u03b5\u03b9 \u03cc\u03c4\u03b9 \u03b1\u03bd\u03c4\u03b9\u03ba\u03b1\u03b8\u03b9\u03c3\u03c4\u03bf\u03cd\u03bc\u03b5 \u03c4\u03bf\u03bd \u03c0\u03b1\u03bb\u03b9\u03cc \u03bc\u03b5\u03c4\u03b1\u03c3\u03c7\u03b7\u03bc\u03b1\u03c4\u03b9\u03c3\u03bc\u03cc \u03bc\u03b5\u03c4\u03b1\u03be\u03cd \u03c4\u03c9\u03bd \u03c3\u03c5\u03bd\u03c4\u03b5\u03c4\u03b1\u03b3\u03bc\u03ad\u03bd\u03c9\u03bd \u03ba\u03b1\u03b9 \u03c4\u03bf\u03c5 \u03c7\u03c1\u03cc\u03bd\u03bf\u03c5 \u03bc\u03b5 \u03ad\u03bd\u03b1 \u03bd\u03ad\u03bf, \u03b5\u03c0\u03b5\u03b9\u03b4\u03ae \u03bf \u03c0\u03b1\u03bb\u03b9\u03cc\u03c2 (\u03c4\u03bf\u03c5 \u0393\u03b1\u03bb\u03b9\u03bb\u03b1\u03af\u03bf\u03c5) \u03c6\u03b1\u03af\u03bd\u03b5\u03c4\u03b1\u03b9 \u03bd\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b1\u03c5\u03c4\u03bf\u03bd\u03cc\u03b7\u03c4\u03bf\u03c2 \u03ba\u03b1\u03b9 \u03bf \u03bd\u03ad\u03bf\u03c2 (\u03c4\u03bf\u03c5 Lorentz) \u03c6\u03b1\u03af\u03bd\u03b5\u03c4\u03b1\u03b9 \u03c0\u03b5\u03c1\u03af\u03b5\u03c1\u03b3\u03bf\u03c2. <\/span><span title=\"We wish to know whether it is logically and experi\u00ad mentally possible that the old, and not the new, transformation can be cor\u00ad rect.\">\u0398\u03b1 \u03b8\u03ad\u03bb\u03b1\u03bc\u03b5 \u03bd\u03b1 \u03b3\u03bd\u03c9\u03c1\u03af\u03b6\u03bf\u03c5\u03bc\u03b5 \u03b1\u03bd \u03b5\u03af\u03bd\u03b1\u03b9 \u03bb\u03bf\u03b3\u03b9\u03ba\u03ac \u03ba\u03b1\u03b9 \u03c0\u03b5\u03b9\u03c1\u03b1\u03bc\u03b1\u03c4\u03b9\u03ba\u03ac \u03c0\u03b9\u03b8\u03b1\u03bd\u03cc \u03cc\u03c4\u03b9 \u03bf \u03c0\u03b1\u03bb\u03b9\u03cc\u03c2, \u03ba\u03b1\u03b9 \u03cc\u03c7\u03b9 \u03bf \u03bd\u03ad\u03bf\u03c2, \u03bc\u03b5\u03c4\u03b1\u03c3\u03c7\u03b7\u03bc\u03b1\u03c4\u03b9\u03c3\u03bc\u03cc\u03c2 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03bf\u03c1\u03b8\u03cc\u03c2. <\/span><span title=\"To find that out, it is not enough to study the laws of mechanics but, as Einstein did, we too must analyze our ideas of space and time in order to understand this transformation.\">\u0393\u03b9\u03b1 \u03bd\u03b1 \u03c6\u03c4\u03ac\u03c3\u03bf\u03c5\u03bc\u03b5 \u03c3\u03b5 \u03c3\u03c5\u03bc\u03c0\u03ad\u03c1\u03b1\u03c3\u03bc\u03b1, \u03b4\u03b5\u03bd \u03b5\u03af\u03bd\u03b1\u03b9 \u03b1\u03c1\u03ba\u03b5\u03c4\u03cc \u03bd\u03b1 \u03bc\u03b5\u03bb\u03b5\u03c4\u03ae\u03c3\u03bf\u03c5\u03bc\u03b5 \u03c4\u03bf\u03c5\u03c2 \u03bd\u03cc\u03bc\u03bf\u03c5\u03c2 \u03c4\u03b7\u03c2 \u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03ae\u03c2, \u03b1\u03bb\u03bb\u03ac, \u03cc\u03c0\u03c9\u03c2 \u03ad\u03ba\u03b1\u03bd\u03b5 \u03ba\u03b1\u03b9 \u03bf \u0391\u03ca\u03bd\u03c3\u03c4\u03ac\u03b9\u03bd, \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03b1\u03bd\u03b1\u03bb\u03cd\u03c3\u03bf\u03c5\u03bc\u03b5 \u03c4\u03b9\u03c2 \u03b9\u03b4\u03ad\u03b5\u03c2 \u03bc\u03b1\u03c2 \u03b3\u03b9\u03b1 \u03c4\u03bf \u03c7\u03ce\u03c1\u03bf \u03ba\u03b1\u03b9 \u03c4\u03bf \u03c7\u03c1\u03cc\u03bd\u03bf, \u03c0\u03c1\u03bf\u03ba\u03b5\u03b9\u03bc\u03ad\u03bd\u03bf\u03c5 \u03bd\u03b1 \u03ba\u03b1\u03c4\u03b1\u03bd\u03bf\u03ae\u03c3\u03bf\u03c5\u03bc\u03b5 \u03b1\u03c5\u03c4\u03cc\u03bd \u03c4\u03bf \u03bc\u03b5\u03c4\u03b1\u03c3\u03c7\u03b7\u03bc\u03b1\u03c4\u03b9\u03c3\u03bc\u03cc. <\/span><span title=\"We shall have to discuss these ideas and their implications for mechanics at some length, so we say in advance that the eff ort will be justified, since the results agree with experiment.\">\u0398\u03b1 \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03c3\u03c5\u03b6\u03b7\u03c4\u03ae\u03c3\u03bf\u03c5\u03bc\u03b5 \u03b1\u03c5\u03c4\u03ad\u03c2 \u03c4\u03b9\u03c2 \u03b9\u03b4\u03ad\u03b5\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03b9\u03c2 \u03b5\u03c0\u03b9\u03c0\u03c4\u03ce\u03c3\u03b5\u03b9\u03c2 \u03c4\u03bf\u03c5\u03c2 \u03c3\u03c4\u03b7 \u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03ae \u03c3\u03b5 \u03ba\u03ac\u03c0\u03bf\u03b9\u03bf \u03b2\u03ac\u03b8\u03bf\u03c2, \u03ad\u03c4\u03c3\u03b9 \u03ce\u03c3\u03c4\u03b5 \u03bd\u03b1 \u03c0\u03bf\u03cd\u03bc\u03b5 \u03b5\u03ba \u03c4\u03c9\u03bd \u03c0\u03c1\u03bf\u03c4\u03ad\u03c1\u03c9\u03bd \u03cc\u03c4\u03b9 \u03b7 \u03c0\u03c1\u03bf\u03c3\u03c3\u03c0\u03ac\u03b8\u03b5\u03b9\u03b1 \u03b8\u03b1 \u03b4\u03b9\u03ba\u03b1\u03b9\u03c9\u03b8\u03b5\u03af, \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03bf\u03c5 \u03cc\u03c4\u03b9 \u03c4\u03b1 \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03ad\u03c3\u03bc\u03b1\u03c4\u03b1 \u03b8\u03b1 \u03c3\u03c5\u03bc\u03c6\u03c9\u03bd\u03ae\u03c3\u03bf\u03c5\u03bd \u03bc\u03b5 \u03c4\u03bf \u03c0\u03b5\u03af\u03c1\u03b1\u03bc\u03b1.<\/span><\/span><\/p>\n<p><span style=\"font-family: arial,helvetica,sans-serif; font-size: 12pt; color: #0000ff;\"><strong>\u03a4\u03bf \u03a0\u03b5\u03af\u03c1\u03b1\u03bc\u03b1 Mickelson-Morley<\/strong><\/span><\/p>\n<p>\u038c\u03c0\u03c9\u03c2 \u03b1\u03bd\u03b1\u03c6\u03ad\u03c1\u03b8\u03b7\u03ba\u03b5 \u03b1\u03bd\u03c9\u03c4\u03ad\u03c1\u03c9, \u03ad\u03b3\u03b9\u03bd\u03b1\u03bd \u03c0\u03c1\u03bf\u03c3\u03c0\u03ac\u03b8\u03b5\u03b9\u03b5\u03c2 \u03bd\u03b1 \u03c0\u03c1\u03bf\u03c3\u03b4\u03b9\u03bf\u03c1\u03b9\u03c3\u03c4\u03b5\u03af \u03b7 \u03b1\u03c0\u03cc\u03bb\u03c5\u03c4\u03b7 \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1 \u03c4\u03b7\u03c2 \u0393\u03b7\u03c2 \u03bc\u03ad\u03c3\u03c9 \u03c4\u03bf\u03c5 \u03c5\u03c0\u03bf\u03b8\u03b5\u03c4\u03b9\u03ba\u03bf\u03cd &#8220;\u03b1\u03b9\u03b8\u03ad\u03c1\u03b1&#8221; , \u03bf \u03bf\u03c0\u03bf\u03af\u03bf\u03c2 \u03c5\u03c0\u03bf\u03c4\u03af\u03b8\u03b5\u03c4\u03b1\u03b9 \u03cc\u03c4\u03b9 \u03b3\u03b5\u03bc\u03af\u03b6\u03b5\u03b9 \u03cc\u03bb\u03bf \u03c4\u03bf \u03c7\u03ce\u03c1\u03bf. \u03a4\u03bf \u03c0\u03b9\u03bf \u03b4\u03b9\u03ac\u03c3\u03b7\u03bc\u03bf \u03b1\u03c0\u03cc \u03b1\u03c5\u03c4\u03ac \u03c4\u03b1 \u03c0\u03b5\u03b9\u03c1\u03ac\u03bc\u03b1\u03c4\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03ad\u03bd\u03b1 \u03c0\u03bf\u03c5 \u03b5\u03ba\u03c4\u03b5\u03bb\u03ad\u03c3\u03c4\u03b7\u03ba\u03b5 \u03b1\u03c0\u03cc \u03c4\u03bf\u03c5\u03c2 Michelson \u03ba\u03b1\u03b9 Morley \u03c4\u03bf 1887. \u03a0\u03ad\u03c1\u03b1\u03c3\u03b1\u03bd 18 \u03c7\u03c1\u03cc\u03bd\u03b9\u03b1 \u03bc\u03ad\u03c7\u03c1\u03b9 \u03bd\u03b1 \u03ad\u03c1\u03b8\u03b5\u03b9 \u03bf \u0386\u03b9\u03bd\u03c3\u03c4\u03ac\u03b9\u03bd \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03b5\u03c1\u03bc\u03b7\u03bd\u03b5\u03cd\u03c3\u03b5\u03b9 \u03c4\u03b1 \u03b1\u03c1\u03bd\u03b7\u03c4\u03b9\u03ba\u03ac \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03ad\u03bc\u03b1\u03c4\u03b1 \u03c4\u03bf\u03c5 \u03c0\u03b5\u03b9\u03c1\u03ac\u03bc\u03b1\u03c4\u03bf\u03c2.<\/p>\n<p><span id=\"result_box\" class=\"\" lang=\"el\" tabindex=\"-1\"><span title=\"The Michelson-Morley experiment was performed with an apparatus like that shown schematically in Fig.\">\u03a4\u03bf \u03c0\u03b5\u03af\u03c1\u03b1\u03bc\u03b1 Michelson-Morley \u03b4\u03b9\u03b5\u03be\u03ae\u03c7\u03b8\u03b7 \u03bc\u03b5 \u03bc\u03af\u03b1 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03ae \u03cc\u03c0\u03c9\u03c2 \u03b1\u03c5\u03c4\u03ae \u03c0\u03bf\u03c5 \u03c6\u03b1\u03af\u03bd\u03b5\u03c4\u03b1\u03b9 \u03c3\u03c7\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ac \u03c3\u03c4\u03b7\u03bd \u0395\u03b9\u03ba. <\/span><span title=\"2. This apparatus is essentially comprised of a light source A, a partially silvered glass plate B, and two mirrors C and E, all mounted on a rigid base.\">2. <\/span><\/span><\/p>\n<div id=\"attachment_4603\" style=\"width: 508px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-4603\" class=\" wp-image-4603\" src=\"https:\/\/viewonphysics.gr\/wp-content\/uploads\/2016\/06\/\u03a3\u03c7\u03b5\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1-2-300x241.jpg\" alt=\"\u0395\u03b9\u03ba. 2. \u03a3\u03c7\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03cc \u03b4\u03b9\u03ac\u03b3\u03c1\u03b1\u03bc\u03bc\u03b1 \u03c4\u03bf\u03c5 \u03c0\u03b5\u03b9\u03c1\u03ac\u03bc\u03b1\u03c4\u03b1\u03bf\u03c2 Mickelson-Morley.\" width=\"498\" height=\"400\" srcset=\"https:\/\/viewonphysics.gr\/wp-content\/uploads\/2016\/06\/\u03a3\u03c7\u03b5\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1-2-300x241.jpg 300w, https:\/\/viewonphysics.gr\/wp-content\/uploads\/2016\/06\/\u03a3\u03c7\u03b5\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1-2.jpg 719w\" sizes=\"auto, (max-width: 498px) 100vw, 498px\" \/><p id=\"caption-attachment-4603\" class=\"wp-caption-text\">\u0395\u03b9\u03ba. 2. \u03a3\u03c7\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03cc \u03b4\u03b9\u03ac\u03b3\u03c1\u03b1\u03bc\u03bc\u03b1 \u03c4\u03bf\u03c5 \u03c0\u03b5\u03b9\u03c1\u03ac\u03bc\u03b1\u03c4\u03b1\u03bf\u03c2 Mickelson-Morley.<\/p><\/div>\n<p><span id=\"result_box\" class=\"\" lang=\"el\" tabindex=\"-1\"><span title=\"2. This apparatus is essentially comprised of a light source A, a partially silvered glass plate B, and two mirrors C and E, all mounted on a rigid base.\">\u0397 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03ae \u03b1\u03c5\u03c4\u03ae \u03bf\u03c5\u03c3\u03b9\u03b1\u03c3\u03c4\u03b9\u03ba\u03ac \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03b5\u03af\u03c4\u03b1\u03b9 \u03b1\u03c0\u03cc \u03bc\u03b9\u03b1 \u03c0\u03b7\u03b3\u03ae \u03c6\u03c9\u03c4\u03cc\u03c2 \u0391, \u03bc\u03af\u03b1 \u03bc\u03b5\u03c1\u03b9\u03ba\u03ce\u03c2 \u03b5\u03c0\u03b1\u03c1\u03b3\u03c5\u03c1\u03c9\u03bc\u03ad\u03bd\u03b7 \u03b3\u03c5\u03ac\u03bb\u03b9\u03bd\u03b7 \u03c0\u03bb\u03ac\u03ba\u03b1 \u0392, \u03ba\u03b1\u03b9 \u03b4\u03cd\u03bf \u03ba\u03ac\u03c4\u03bf\u03c0\u03c4\u03c1\u03b1 C \u03ba\u03b1\u03b9 \u0395, \u03cc\u03bb\u03b1 \u03c4\u03bf\u03c0\u03bf\u03b8\u03b5\u03c4\u03b7\u03bc\u03ad\u03bd\u03b1 \u03c3\u03b5 \u03c3\u03c4\u03b1\u03b8\u03b5\u03c1\u03ae \u03b2\u03ac\u03c3\u03b7. <\/span><span title=\"The mirrors are placed at equal distances L from B. The plate B splits an on coming beam of light, and the two resulting beams continue in mutually perpendicular directions to the mirrors, where they are reflected back to B. On arriving back at B,\">\u039f\u03b9 \u03ba\u03b1\u03b8\u03c1\u03ad\u03c0\u03c4\u03b5\u03c2 \u03c4\u03bf\u03c0\u03bf\u03b8\u03b5\u03c4\u03bf\u03cd\u03bd\u03c4\u03b1\u03b9 \u03c3\u03b5 \u03af\u03c3\u03b5\u03c2 \u03b1\u03c0\u03bf\u03c3\u03c4\u03ac\u03c3\u03b5\u03b9\u03c2 L \u03b1\u03c0\u03cc \u03c4\u03b7 \u0392 \u0397 \u03c0\u03bb\u03ac\u03ba\u03b1 \u0392 \u03c7\u03c9\u03c1\u03af\u03b6\u03b5\u03b9 \u03bc\u03b9\u03b1 \u03c0\u03c1\u03bf\u03c3\u03c0\u03af\u03c0\u03c4\u03bf\u03c5\u03c3\u03b1 \u03b4\u03ad\u03c3\u03bc\u03b7 \u03c6\u03c9\u03c4\u03cc\u03c2 \u03ba\u03b1\u03b9 \u03bf\u03b9 \u03b4\u03cd\u03bf \u03c0\u03c1\u03bf\u03ba\u03cd\u03c0\u03c4\u03bf\u03c5\u03c3\u03b5\u03c2 \u03b1\u03ba\u03c4\u03af\u03bd\u03b5\u03c2 \u03c3\u03c5\u03bd\u03b5\u03c7\u03af\u03b6\u03bf\u03c5\u03bd \u03c3\u03b5 \u03ba\u03ac\u03b8\u03b5\u03c4\u03b5\u03c2 \u03bc\u03b5\u03c4\u03b1\u03be\u03cd \u03c4\u03bf\u03c5\u03c2 \u03ba\u03b1\u03c4\u03b5\u03c5\u03b8\u03cd\u03bd\u03c3\u03b5\u03b9\u03c2 \u03c3\u03c4\u03bf\u03c5\u03c2 \u03ba\u03b1\u03b8\u03c1\u03ad\u03c0\u03c4\u03b5\u03c2, \u03cc\u03c0\u03bf\u03c5 \u03b1\u03bd\u03c4\u03b1\u03bd\u03b1\u03ba\u03bb\u03ce\u03bd\u03c4\u03b1\u03b9 \u03ba\u03b1\u03b9 \u03b5\u03c0\u03b9\u03c3\u03c4\u03c1\u03ad\u03c6\u03bf\u03c5\u03bd \u03c0\u03af\u03c3\u03c9 \u03c3\u03c4\u03bf \u0392. \u039a\u03b1\u03c4\u03ac \u03c4\u03b7\u03bd \u03ac\u03c6\u03b9\u03be\u03ae \u03c4\u03bf\u03c5\u03c2 \u03c0\u03af\u03c3\u03c9 \u03c3\u03c4\u03bf \u0392, <\/span><span title=\"the two beams are recombined as two superposed beams, D and F. If the time taken for the light to go from B to E and back is the same as the time from B to C and back , the emerging beams D and F will be\">\u03bf\u03b9 \u03b4\u03cd\u03bf \u03b4\u03ad\u03c3\u03bc\u03b5\u03c2 \u03b5\u03c0\u03b1\u03bd\u03b1\u03c3\u03c5\u03bd\u03b4\u03c5\u03ac\u03b6\u03bf\u03bd\u03c4\u03b1\u03b9 \u03c3\u03b5 \u03b4\u03cd\u03bf \u03b5\u03c0\u03ac\u03bb\u03bb\u03b7\u03bb\u03b5\u03c2 \u03b4\u03ad\u03c3\u03bc\u03b5\u03c2 D \u03ba\u03b1\u03b9 F. \u0395\u03ac\u03bd \u03bf \u03c7\u03c1\u03cc\u03bd\u03bf\u03c2 \u03c0\u03bf\u03c5 \u03b1\u03c0\u03b1\u03b9\u03c4\u03b5\u03af\u03c4\u03b1\u03b9 \u03b3\u03b9\u03b1 \u03c4\u03bf \u03c6\u03c9\u03c2 \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03c0\u03ac\u03b5\u03b9 \u03b1\u03c0\u03cc \u03c4\u03bf \u0392 \u03ad\u03c9\u03c2 \u03c4\u03bf \u0395 \u03ba\u03b1\u03b9 \u03c0\u03af\u03c3\u03c9 \u03b5\u03af\u03bd\u03b1\u03b9 \u03bf \u03af\u03b4\u03b9\u03bf\u03c2 \u03cc\u03c3\u03bf \u03bf \u03c7\u03c1\u03cc\u03bd\u03bf\u03c2 \u03b1\u03c0\u03cc \u0392 \u03ad\u03c9\u03c2 \u03c4\u03bf C \u03ba\u03b1\u03b9 \u03c0\u03af\u03c3\u03c9, \u03bf\u03b9 \u03b1\u03bd\u03b1\u03b4\u03c5\u03cc\u03bc\u03b5\u03bd\u03b5\u03c2 \u03b4\u03ad\u03c3\u03bc\u03b5\u03c2 D \u03ba\u03b1\u03b9 F \u03b8\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 <\/span><span title=\"in phase and will reinforce each other, but if the two times differ slightly, the beams will be slightly out of phase and interference will result.\">\u03c3\u03b5 \u03c6\u03ac\u03c3\u03b7 \u03ba\u03b1\u03b9 \u03b8\u03b1 \u03b1\u03bb\u03bb\u03b7\u03bb\u03bf\u03b5\u03bd\u03b9\u03c3\u03c7\u03cd\u03bf\u03bd\u03c4\u03b1\u03b9, \u03b1\u03bb\u03bb\u03ac \u03b1\u03bd \u03bf\u03b9 \u03b4\u03cd\u03bf \u03c7\u03c1\u03cc\u03bd\u03bf\u03b9 \u03b4\u03b9\u03b1\u03c6\u03ad\u03c1\u03bf\u03c5\u03bd \u03b5\u03bb\u03b1\u03c6\u03c1\u03ce\u03c2, \u03bf\u03b9 \u03b1\u03ba\u03c4\u03af\u03bd\u03b5\u03c2 \u03b8\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b5\u03bb\u03b1\u03c6\u03c1\u03ce\u03c2 \u03b5\u03ba\u03c4\u03cc\u03c2 \u03c6\u03ac\u03c3\u03b7\u03c2 \u03ba\u03b1\u03b9 \u03b8\u03b1 \u03c0\u03c1\u03bf\u03ba\u03cd\u03c8\u03b5\u03b9 \u03c3\u03c5\u03bc\u03b2\u03bf\u03bb\u03ae. <\/span><span title=\"If the apparatus is &quot;at rest&quot; in the \">\u0391\u03bd \u03b7 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03ae \u03b5\u03af\u03bd\u03b1\u03b9 &#8220;\u03c3\u03b5 \u03b7\u03c1\u03b5\u03bc\u03af\u03b1&#8221; \u03c9\u03c2 \u03c0\u03c1\u03bf\u03c2 \u03c4\u03bf\u03bd \u03b1\u03b9\u03b8\u03ad\u03c1\u03b1,\u03bf\u03b9 \u03c7\u03c1\u03cc\u03bd\u03bf\u03b9 \u03b8\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b1\u03ba\u03c1\u03b9\u03b2\u03ce\u03c2 \u03af\u03c3\u03bf\u03b9,<\/span><span title=\"equal, but if it is moving toward the right with a velocity u, there should be a difference in the times.\"> \u03b1\u03bb\u03bb\u03ac \u03b1\u03bd \u03b1\u03c5\u03c4\u03ae \u03ba\u03b9\u03bd\u03b5\u03af\u03c4\u03b1\u03b9 \u03c0\u03c1\u03bf\u03c2 \u03c4\u03b1 \u03b4\u03b5\u03be\u03b9\u03ac \u03bc\u03b5 \u03bc\u03af\u03b1 \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1 u, \u03b8\u03b1 \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03c5\u03c0\u03ac\u03c1\u03c7\u03b5\u03b9 \u03bc\u03b9\u03b1 \u03b4\u03b9\u03b1\u03c6\u03bf\u03c1\u03ac \u03c3\u03c4\u03bf\u03c5\u03c2 \u03c7\u03c1\u03cc\u03bd\u03bf\u03c5\u03c2. <\/span><span title=\"Let us see why. \">\u0391\u03c2 \u03b4\u03bf\u03cd\u03bc\u03b5 \u03b3\u03b9\u03b1\u03c4\u03af.<br \/>\n<\/span><span title=\"First, let us calculate the time re\u00ad quired for the light to go from B to E and back.\">\u039a\u03b1\u03c4 &#8216;\u03b1\u03c1\u03c7\u03ac\u03c2, \u03b1\u03c2 \u03c5\u03c0\u03bf\u03bb\u03bf\u03b3\u03af\u03c3\u03bf\u03c5\u03bc\u03b5 \u03b5\u03ba \u03bd\u03ad\u03bf\u03c5 \u03c4\u03bf \u03c7\u03c1\u03cc\u03bd\u03bf \u03c0\u03bf\u03c5 \u03b1\u03c0\u03b1\u03b9\u03c4\u03b5\u03af\u03c4\u03b1\u03b9 \u03b3\u03b9\u03b1 \u03c4\u03bf \u03c6\u03c9\u03c2 \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03c0\u03ac\u03b5\u03b9 \u03b1\u03c0\u03cc \u03c4\u03bf B \u03c3\u03c4\u03bf E \u03ba\u03b1\u03b9 \u03c0\u03af\u03c3\u03c9. <\/span><span title=\"Let us say that the time for light to go from plate B to mirror E is li&gt; and the time for the return is 12 \u2022 Now, while the light is on its way from B to the mirror, the ap paratus moves a distance ul\">\u0388\u03c3\u03c4\u03c9 \u03cc\u03c4\u03b9 \u03bf \u03c7\u03c1\u03cc\u03bd\u03bf\u03c2 \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03c0\u03ac\u03b5\u03b9 \u03c4\u03bf \u03c6\u03c9\u03c2 \u03b1\u03c0\u03cc \u03c4\u03bf \u0392 \u03c3\u03c4\u03bf \u0395 \u03b5\u03af\u03bd\u03b1\u03b9 t<sub>1<\/sub> \u03ba\u03b1\u03b9 \u03bf \u03c7\u03c1\u03cc\u03bd\u03bf\u03c2 \u03b5\u03c0\u03b9\u03c3\u03c4\u03c1\u03bf\u03c6\u03ae\u03c2 \u03c4\u03bf\u03c5 t<sub>2<\/sub> . \u03a4\u03ce\u03c1\u03b1, \u03b5\u03bd\u03ce \u03c4\u03bf \u03c6\u03c9\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c3\u03c4\u03bf \u03b4\u03c1\u03cc\u03bc\u03bf \u03c4\u03bf\u03c5 \u03b1\u03c0\u03cc \u03c4\u03bf \u0392 \u03c0\u03c1\u03bf\u03c2 \u03c4\u03bf\u03bd \u03ba\u03b1\u03b8\u03c1\u03ad\u03c6\u03c4\u03b7 \u0395, \u03b7 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03ae \u03ba\u03b9\u03bd\u03b5\u03af\u03c4\u03b1\u03b9 \u03c0\u03c1\u03bf\u03c2 \u03c4\u03b1 \u03b4\u03b5\u03be\u03b9\u03ac \u03bc\u03b9\u03b1 \u03b1\u03c0\u03cc\u03c3\u03c4\u03b1\u03c3\u03b7 u\u00b7t<sub>1<\/sub> \u03ad\u03c4\u03c3\u03b9 \u03ce\u03c3\u03c4\u03b5 \u03c4\u03bf \u03c6\u03ce\u03c2 \u03b8\u03b1 \u03b4\u03b9\u03b1\u03bd\u03cd\u03c3\u03b5\u03b9 \u03bc\u03b9\u03b1 \u03c3\u03c5\u03bd\u03bf\u03bb\u03b9\u03ba\u03ae \u03b1\u03c0\u03cc\u03c3\u03c4\u03b1\u03c3\u03b7 L+u\u00b7t<sub>1<\/sub> \u03bc\u03b5 \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1 c. \u039c\u03c0\u03bf\u03c1\u03bf\u03cd\u03bc\u03b5 \u03bd\u03b1 \u03b5\u03ba\u03c6\u03c1\u03ac\u03c3\u03bf\u03c5\u03bc\u03b5 \u03b1\u03c5\u03c4\u03ae \u03c4\u03b7\u03bd \u03b1\u03c0\u03cc\u03c3\u03c4\u03b1\u03c3\u03b7\u00a0 c\u00b7t<sub>1<\/sub> \u03ce\u03c3\u03c4\u03b5 \u03bd\u03b1 \u03ad\u03c7\u03bf\u03c5\u03bc\u03b5: <\/span><\/span><\/p>\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 37px;\"><span class=\"ql-right-eqno\"> &nbsp; <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-072b58cce41ddb046612096a6a068a02_l3.png\" height=\"37\" width=\"262\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#091; &#99;&#32;&#92;&#99;&#100;&#111;&#116;&#32;&#116;&#95;&#49;&#61;&#76;&#43;&#117;&#32;&#92;&#99;&#100;&#111;&#116;&#32;&#116;&#95;&#49;&#44;&#32;&#92;&#113;&#117;&#97;&#100;&#32;&#92;&#97;&#99;&#117;&#116;&#101;&#123;&#92;&#101;&#116;&#97;&#125;&#32;&#92;&#113;&#117;&#97;&#100;&#32;&#116;&#95;&#49;&#61;&#92;&#102;&#114;&#97;&#99;&#123;&#76;&#125;&#123;&#99;&#45;&#117;&#125; &#92;&#093;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<p>(\u0391\u03c5\u03c4\u03cc \u03c4\u03bf \u03b1\u03c0\u03bf\u03c4\u03ad\u03bb\u03b5\u03c3\u03bc\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b5\u03c0\u03af\u03c3\u03b7\u03c2 \u03c0\u03c1\u03bf\u03c6\u03b1\u03bd\u03ad\u03c2 \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd \u03ac\u03c0\u03bf\u03c8\u03b7 \u03cc\u03c4\u03b9 \u03b7 \u03c3\u03c7\u03b5\u03c4\u03b9\u03ba\u03ae \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1 \u03c4\u03bf\u03c5 \u03c6\u03c9\u03c4\u03cc\u03c2 \u03c9\u03c2 \u03c0\u03c1\u03bf\u03c2 \u03c4\u03b7 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03ae \u03b5\u03af\u03bd\u03b1\u03b9 c-u, \u03bf\u03c0\u03cc\u03c4\u03b5 \u03bf \u03c7\u03c1\u03cc\u03bd\u03bf\u03c2 \u03c0\u03c1\u03bf\u03ba\u03cd\u03c0\u03c4\u03b5\u03b9 \u03b1\u03c0\u03cc \u03c4\u03b7 \u03b4\u03b9\u03b1\u03af\u03c1\u03b5\u03c3\u03b7 \u03c4\u03bf\u03c5 \u03bc\u03ae\u03ba\u03bf\u03c5\u03c2 L \u03b4\u03b9\u03b1 \u03c4\u03b7\u03c2 \u03c3\u03c7\u03b5\u03c4\u03b9\u03ba\u03ae\u03c2 \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1\u03c2 c-u). \u039c\u03b5 \u03c0\u03b1\u03c1\u03cc\u03bc\u03bf\u03b9\u03bf \u03c4\u03c1\u03cc\u03b9\u03c0\u03bf \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bc\u03b5 \u03bd\u03b1 \u03c5\u03c0\u03bf\u03bb\u03bf\u03b3\u03af\u03c3\u03bf\u03c5\u03bc\u03b5 \u03c4\u03bf \u03c7\u03c1\u03cc\u03bd\u03bf\u00a0<span id=\"result_box\" class=\"\" lang=\"el\" tabindex=\"-1\"><span title=\"Let us say that the time for light to go from plate B to mirror E is li&gt; and the time for the return is 12 \u2022 Now, while the light is on its way from B to the mirror, the ap paratus moves a distance ul\"> t<sub>2<\/sub> . \u039a\u03b1\u03c4\u03ac \u03c4\u03b7 \u03b4\u03b9\u03ac\u03c1\u03ba\u03b5\u03b9\u03b1 \u03b1\u03c5\u03c4\u03bf\u03cd \u03c4\u03bf\u03c5 \u03c7\u03c1\u03cc\u03bd\u03bf\u03c5 \u03b7 \u03c0\u03bb\u03ac\u03ba\u03b1 B \u03c0\u03c1\u03bf\u03c7\u03ce\u03c1\u03b7\u03c3\u03b5 \u03ba\u03b1\u03c4\u03ac \u03b4\u03b9\u03ac\u03c3\u03c4\u03b7\u03bc\u03b1 u\u00b7t<sub>2<\/sub> , \u03bf\u03c0\u03cc\u03c4\u03b5 \u03b7 \u03b1\u03c0\u03cc\u03c3\u03c4\u03b1\u03c3\u03b7 \u03c0\u03bf\u03c5 \u03b4\u03b9\u03b1\u03bd\u03cd\u03b5\u03b9 \u03c4\u03bf \u03c6\u03c9\u03c2 \u03ba\u03b1\u03c4\u03ac \u03c4\u03b7\u03bd \u03b5\u03c0\u03b9\u03c3\u03c4\u03c1\u03bf\u03c6\u03ae \u03c4\u03bf\u03c5 \u03b8\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9:<\/span><\/span><\/p>\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 39px;\"><span class=\"ql-right-eqno\"> &nbsp; <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-fcbc6cc5ebc932e15209548db48a68e6_l3.png\" height=\"39\" width=\"262\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#091; &#99;&#32;&#92;&#99;&#100;&#111;&#116;&#32;&#116;&#95;&#50;&#61;&#76;&#45;&#117;&#92;&#99;&#100;&#111;&#116;&#32;&#116;&#95;&#50;&#44;&#32;&#92;&#113;&#117;&#97;&#100;&#32;&#92;&#97;&#99;&#117;&#116;&#101;&#123;&#92;&#101;&#116;&#97;&#125;&#32;&#92;&#113;&#117;&#97;&#100;&#32;&#116;&#95;&#50;&#61;&#92;&#102;&#114;&#97;&#99;&#123;&#76;&#125;&#123;&#99;&#43;&#117;&#125; &#92;&#093;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<\/p>\n<p>\u03ba\u03b1\u03b9 \u03ac\u03c1\u03b1 \u03bf \u03c3\u03c5\u03bd\u03bf\u03bb\u03b9\u03ba\u03cc\u03c2 \u03c7\u03c1\u03cc\u03bd\u03bf\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9:<\/p>\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 37px;\"><span class=\"ql-right-eqno\"> &nbsp; <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-f3aa20e8f66c1e1205139241bc6ae521_l3.png\" height=\"37\" width=\"130\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#091; &#116;&#95;&#49;&#43;&#116;&#95;&#50;&#61;&#92;&#102;&#114;&#97;&#99;&#123;&#50;&#76;&#99;&#125;&#123;&#99;&#94;&#50;&#45;&#117;&#94;&#50;&#125; &#92;&#093;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<p>\u0393\u03b9\u03b1 \u03b4\u03b9\u03b5\u03c5\u03ba\u03cc\u03bb\u03c5\u03bd\u03c3\u03ae \u03bc\u03b1\u03c2 \u03c3\u03c4\u03bf \u03b5\u03be\u03ae\u03c2 \u03c4\u03b7 \u03c3\u03c7\u03ad\u03c3\u03b7 \u03b1\u03c5\u03c4\u03ae \u03b8\u03b1 \u03c4\u03b7 \u03b3\u03c1\u03ac\u03c6\u03bf\u03c5\u03bc\u03b5 \u03c5\u03c0\u03cc \u03c4\u03b7 \u03bc\u03bf\u03c1\u03c6\u03ae:<\/p>\n<p>&nbsp;<\/p>\n<p><a name=\"id2288598068\"><\/a><\/p>\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 42px;\"><span class=\"ql-right-eqno\"> (4) <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-9172b368f3b3519502075f7052dd0300_l3.png\" height=\"42\" width=\"148\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#98;&#101;&#103;&#105;&#110;&#123;&#101;&#113;&#117;&#97;&#116;&#105;&#111;&#110;&#42;&#125;&#32; &#116;&#95;&#49;&#43;&#116;&#95;&#50;&#61;&#92;&#102;&#114;&#97;&#99;&#123;&#50;&#76;&#47;&#99;&#125;&#123;&#49;&#45;&#117;&#94;&#50;&#47;&#99;&#94;&#50;&#125; &#92;&#101;&#110;&#100;&#123;&#101;&#113;&#117;&#97;&#116;&#105;&#111;&#110;&#42;&#125;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<p>&nbsp;<\/p>\n<p>\u039f \u03b4\u03b5\u03cd\u03c4\u03b5\u03c1\u03bf\u03c2 \u03c5\u03c0\u03bf\u03bb\u03bf\u03b3\u03b9\u03c3\u03bc\u03cc\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b3\u03b9\u03b1 \u03c4\u03bf \u03c7\u03c1\u03cc\u03bd\u03bf <span id=\"result_box\" class=\"\" lang=\"el\" tabindex=\"-1\"><span title=\"Let us say that the time for light to go from plate B to mirror E is li&gt; and the time for the return is 12 \u2022 Now, while the light is on its way from B to the mirror, the ap paratus moves a distance ul\"> t<sub>3<\/sub> \u03c0\u03bf\u03c5 \u03c7\u03c1\u03b5\u03b9\u03ac\u03b6\u03b5\u03c4\u03b1\u03b9 \u03c4\u03bf \u03c6\u03c9\u03c2 \u03b3\u03b9\u03b1 \u03c4\u03b7 \u03b4\u03b9\u03b1\u03b4\u03c1\u03bf\u03bc\u03ae \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd \u03c0\u03bb\u03ac\u03ba\u03b1 \u0392 \u03c3\u03c4\u03bf\u03bd \u03ba\u03b1\u03b8\u03c1\u03ad\u03c6\u03c4\u03b7 C. \u038c\u03c0\u03c9\u03c2 \u03ba\u03b1\u03b9 \u03c0\u03c1\u03b9\u03bd \u03bf \u03ba\u03b1\u03b8\u03c1\u03ad\u03c6\u03c4\u03b7\u03c2 C \u03ba\u03b1\u03c4\u03ac \u03c4\u03b7 \u03b4\u03b9\u03ac\u03c1\u03ba\u03b5\u03b9\u03b1 \u03c4\u03bf\u03c5 \u03c7\u03c1\u03cc\u03bd\u03bf\u03c5 t<sub>3<\/sub> \u03c0\u03c1\u03bf\u03c7\u03ce\u03c1\u03b7\u03c3\u03b5 \u03c0\u03c1\u03bf\u03c2 \u03c4\u03b1 \u03b4\u03b5\u03be\u03b9\u03ac \u03ba\u03b1\u03c4\u03ac u\u00b7t<sub>3<\/sub> \u03c3\u03c4\u03b7 \u03b8\u03ad\u03c3\u03b7 C\u0384. \u03a3\u03c4\u03bf\u03bd \u03af\u03b4\u03b9\u03bf \u03c7\u03c1\u03cc\u03bd\u03bf, \u03c4\u03bf \u03c6\u03c9\u03c2 \u03c4\u03b1\u03be\u03af\u03b4\u03b5\u03c8\u03b5 \u03b1\u03c0\u03cc\u03c3\u03c4\u03b1\u03c3\u03b7 c\u00b7t<sub>3<\/sub> \u03ba\u03b1\u03c4\u03ac \u03bc\u03ae\u03ba\u03bf\u03c2 \u03c4\u03b7\u03c2 \u03c5\u03c0\u03bf\u03c4\u03b5\u03af\u03bd\u03bf\u03c5\u03c3\u03b1\u03c2 BC\u0384 \u03c4\u03bf\u03c5 \u03bf\u03c1\u03b8\u03bf\u03b3\u03c9\u03bd\u03af\u03bf\u03c5 \u0392CC\u0384. \u0393\u03b9\u03b1 \u03c4\u03bf \u03bf\u03c1\u03b8\u03bf\u03b3\u03ce\u03bd\u03b9\u03bf \u03b1\u03c5\u03c4\u03cc \u03ad\u03c7\u03bf\u03c5\u03bc\u03b5:<\/span><\/span><\/p>\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 21px;\"><span class=\"ql-right-eqno\"> &nbsp; <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-c3a38462338d1e3367c29ee2055041e0_l3.png\" height=\"21\" width=\"178\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#091; &#40;&#99;&#32;&#92;&#99;&#100;&#111;&#116;&#32;&#116;&#95;&#51;&#41;&#94;&#50;&#61;&#76;&#94;&#50;&#43;&#40;&#117;&#32;&#92;&#99;&#100;&#111;&#116;&#32;&#116;&#95;&#51;&#41;&#94;&#50; &#92;&#093;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<\/p>\n<p title=\"light must traverse a distance L + ulH \">\u03ae<\/p>\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 21px;\"><span class=\"ql-right-eqno\"> &nbsp; <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-d81ed86ef4bbfbda87abd11a6b28d46e_l3.png\" height=\"21\" width=\"257\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#091; &#76;&#94;&#50;&#61;&#99;&#94;&#50;&#32;&#92;&#99;&#100;&#111;&#116;&#32;&#116;&#95;&#51;&#94;&#50;&#45;&#117;&#94;&#50;&#32;&#92;&#99;&#100;&#111;&#116;&#32;&#116;&#95;&#51;&#94;&#50;&#61;&#40;&#99;&#94;&#50;&#45;&#117;&#94;&#50;&#41;&#116;&#95;&#51;&#94;&#50; &#92;&#093;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<p>\u03b1\u03c0\u03cc \u03c4\u03bf \u03bf\u03c0\u03bf\u03af\u03bf \u03c0\u03b1\u03af\u03c1\u03bd\u03bf\u03c5\u03bc\u03b5:<\/p>\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 41px;\"><span class=\"ql-right-eqno\"> &nbsp; <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-907eb8c0acb67ef9a64d27bfd85e49de_l3.png\" height=\"41\" width=\"115\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#091; &#116;&#95;&#51;&#61;&#92;&#102;&#114;&#97;&#99;&#123;&#76;&#125;&#123;&#92;&#115;&#113;&#114;&#116;&#123;&#99;&#94;&#50;&#45;&#117;&#94;&#50;&#125;&#125;&#46; &#92;&#093;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<\/p>\n<p title=\"light must traverse a distance L + ulH \">\u0393\u03b9\u03b1 \u03c4\u03bf \u03c4\u03b1\u03be\u03af\u03b4\u03b9 \u03b5\u03c0\u03b9\u03c3\u03c4\u03c1\u03bf\u03c6\u03ae\u03c2 \u03b1\u03c0\u03cc \u03c4\u03bf C\u0384 \u03b7 \u03b1\u03c0\u03cc\u03c3\u03c4\u03b1\u03c3\u03b7 \u03b5\u03af\u03bd\u03b1\u03b9 \u03af\u03b4\u03b9\u03b1, \u03bb\u03cc\u03b3\u03c9 \u03c3\u03c5\u03bc\u03bc\u03b5\u03c4\u03c1\u03af\u03b1\u03c2, \u03cc\u03c0\u03c9\u03c2 \u03c6\u03b1\u03af\u03bd\u03b5\u03c4\u03b1\u03b9 \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd \u0395\u03b9\u03ba. 2. \u0395\u03c0\u03bf\u03bc\u03ad\u03bd\u03c9\u03c2 \u03bf \u03c7\u03c1\u03cc\u03bd\u03bf\u03c2 \u03b5\u03c0\u03b9\u03c3\u03c4\u03c1\u03bf\u03c6\u03ae\u03c2 \u03b8\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03cc \u03af\u03b4\u03b9\u03bf\u03c2 \u03ba\u03b1\u03b9 \u03c3\u03c5\u03bd\u03bf\u03bb\u03b9\u03ba\u03cc\u03c2 \u03c7\u03c1\u03cc\u03bd\u03bf\u03c2 \u03c0\u03ae\u03b3\u03b1\u03b9\u03bd\u03b5-\u03ad\u03bb\u03b1 \u03b8\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 2<span id=\"result_box\" class=\"\" lang=\"el\" tabindex=\"-1\"><span title=\"Let us say that the time for light to go from plate B to mirror E is li&gt; and the time for the return is 12 \u2022 Now, while the light is on its way from B to the mirror, the ap paratus moves a distance ul\">t<sub>3<\/sub> . \u039c\u03b5 \u03bc\u03b9\u03ba\u03c1\u03ae \u03c4\u03c1\u03bf\u03c0\u03bf\u03c0\u03bf\u03af\u03b7\u03c3\u03b7 \u03c4\u03bf\u03c5 \u03c4\u03cd\u03c0\u03bf\u03c5 \u03c0\u03b1\u03af\u03c1\u03bd\u03bf\u03c5\u03bc\u03b5:<\/span><\/span><\/p>\n<p>&nbsp;<\/p>\n<p><a name=\"id224129529\"><\/a><\/p>\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 45px;\"><span class=\"ql-right-eqno\"> (5) <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-f980fa29d69605356f1c966ab6e01fe8_l3.png\" height=\"45\" width=\"237\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#98;&#101;&#103;&#105;&#110;&#123;&#101;&#113;&#117;&#97;&#116;&#105;&#111;&#110;&#42;&#125;&#32; &#50;&#116;&#95;&#51;&#61;&#92;&#102;&#114;&#97;&#99;&#123;&#50;&#76;&#125;&#123;&#92;&#115;&#113;&#114;&#116;&#123;&#99;&#94;&#50;&#45;&#117;&#94;&#50;&#125;&#125;&#61;&#92;&#102;&#114;&#97;&#99;&#123;&#50;&#76;&#47;&#99;&#125;&#123;&#92;&#115;&#113;&#114;&#116;&#123;&#49;&#45;&#117;&#94;&#50;&#47;&#99;&#94;&#50;&#125;&#125; &#92;&#101;&#110;&#100;&#123;&#101;&#113;&#117;&#97;&#116;&#105;&#111;&#110;&#42;&#125;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<p>&nbsp;<\/p>\n<p>\u039c\u03c0\u03bf\u03c1\u03bf\u03cd\u03bc\u03b5 \u03c4\u03ce\u03c1\u03b1 \u03bd\u03b1 \u03c3\u03c5\u03b3\u03ba\u03c1\u03af\u03bd\u03bf\u03c5\u03bc\u03b5 \u03c4\u03bf\u03c5\u03c2 \u03b4\u03cd\u03bf \u03c7\u03c1\u03cc\u03bd\u03bf\u03c5\u03c2 \u03c0\u03bf\u03c5 \u03c0\u03ae\u03c1\u03b1\u03bc\u03b5. \u03a3\u03c4\u03b9\u03c2 \u03c3\u03c7\u03ad\u03c3\u03b5\u03b9\u03c2 (<a href=\"#id2288598068\">4<\/a>) \u03ba\u03b1\u03b9 (<a href=\"#id224129529\">5<\/a>) \u03bf\u03b9 \u03b1\u03c1\u03b9\u03b8\u03bc\u03b7\u03c4\u03ad\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03af\u03b4\u03b9\u03bf\u03b9 \u03ba\u03b1\u03b9 \u03b4\u03af\u03bd\u03bf\u03c5\u03bd \u03c4\u03bf \u03c7\u03c1\u03cc\u03bd\u03bf \u03c0\u03bf\u03c5 \u03c7\u03c1\u03b5\u03b9\u03ac\u03b6\u03b5\u03c4\u03b1\u03b9 \u03c4\u03bf \u03c6\u03c9\u03c2 \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03ba\u03b1\u03bb\u03cd\u03c8\u03b5\u03b9 \u03c4\u03b9\u03c2 \u03b1\u03c0\u03bf\u03c3\u03c4\u03ac\u03c3\u03b5\u03b9\u03c2 \u03cc\u03c4\u03b1\u03bd \u03b7 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03ae \u03b5\u03af\u03bd\u03b1\u03b9 \u03b1\u03ba\u03af\u03bd\u03b7\u03c4\u03b7. \u03a3\u03c4\u03bf\u03c5\u03c2 \u03c0\u03b1\u03c1\u03bf\u03bd\u03bf\u03bc\u03b1\u03c3\u03c4\u03ad\u03c2, \u03bf \u03cc\u03c1\u03bf\u03c2 u<sup>2<\/sup>\/c<sup>2<\/sup> \u03b8\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03bc\u03b9\u03ba\u03c1\u03cc\u03c2, \u03b5\u03ba\u03c4\u03cc\u03c2 \u03b5\u03ac\u03bd \u03c4\u03bf u \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03c3\u03c5\u03b3\u03ba\u03c1\u03b9\u03b8\u03b5\u03af \u03c3\u03b5 \u03bc\u03ad\u03b3\u03b5\u03b8\u03bf\u03c2 \u03bc\u03b5 \u03c4\u03bf c. \u039f\u03b9 \u03c0\u03b1\u03c1\u03bf\u03bd\u03bf\u03bc\u03b1\u03c3\u03c4\u03ad\u03c2 \u03b5\u03ba\u03c6\u03c1\u03ac\u03b6\u03bf\u03c5\u03bd \u03c4\u03b9\u03c2 \u03b4\u03b9\u03bf\u03c1\u03b8\u03ce\u03c3\u03b5\u03b9\u03c2 \u03c3\u03c4\u03bf\u03c5\u03c2 \u03c7\u03c1\u03cc\u03bd\u03bf\u03c5\u03c2 \u03c0\u03bf\u03c5 \u03c0\u03c1\u03bf\u03ba\u03b1\u03bb\u03bf\u03cd\u03bd\u03c4\u03b1\u03b9 \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd \u03ba\u03af\u03bd\u03b7\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03ae\u03c2. \u039a\u03b1\u03b9 \u03bd\u03b1 \u03c0\u03bf\u03c5 \u03bf\u03b9 \u03c4\u03c1\u03bf\u03c0\u03bf\u03c0\u03bf\u03b9\u03ae\u03c3\u03b5\u03b9\u03c2 \u03b1\u03c5\u03c4\u03ad\u03c2 <em>\u03b4\u03b5 \u03b4\u03af\u03bd\u03bf\u03c5\u03bd \u03c4\u03bf\u03c5\u03c2 \u03af\u03b4\u03b9\u03bf\u03c5\u03c2 \u03c7\u03c1\u03cc\u03bd\u03bf\u03c5\u03c2<\/em>. \u0393\u03b9\u03b1 \u03bd\u03b1 \u03c0\u03ac\u03b5\u03b9 \u03c4\u03bf \u03c6\u03c9\u03c2 \u03c3\u03c4\u03bf C \u03ba\u03b1\u03b9 \u03c0\u03af\u03c3\u03c9 \u03b5\u03af\u03bd\u03b1\u03b9 \u03bb\u03af\u03b3\u03bf \u03bc\u03b9\u03ba\u03c1\u03cc\u03c4\u03b5\u03c1\u03bf\u03c2 \u03b1\u03c0\u03cc \u03c4\u03bf \u03c7\u03c1\u03cc\u03bd\u03bf \u03c9\u03c2 \u03c4\u03bf E \u03ba\u03b1\u03b9 \u03c0\u03af\u03c3\u03c9, \u03b1\u03ba\u03cc\u03bc\u03b1 \u03ba\u03b9 \u03b1\u03bd \u03bf\u03b9 \u03ba\u03b1\u03b8\u03c1\u03ad\u03c6\u03c4\u03b5\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c3\u03b5 \u03af\u03c3\u03b7 \u03b1\u03c0\u03cc\u03c3\u03c4\u03b1\u03c3\u03b7 \u03b1\u03c0\u03cc \u03c4\u03bf \u0392, \u03ba\u03b1\u03b9 \u03c4\u03bf \u03bc\u03cc\u03bd\u03bf \u03c0\u03bf\u03c5 \u03ad\u03c7\u03bf\u03c5\u03bc\u03b5 \u03bd\u03b1 \u03ba\u03ac\u03bd\u03bf\u03c5\u03bc\u03b5 \u03b5\u03af\u03bd\u03b1\u03b9 \u03bd\u03b1 \u03bc\u03b5\u03c4\u03c1\u03ae\u03c3\u03bf\u03c5\u03bc\u03b5 \u03c4\u03b7 \u03b4\u03b9\u03b1\u03c6\u03bf\u03c1\u03ac \u03bc\u03b5 \u03b1\u03ba\u03c1\u03af\u03b2\u03b5\u03b9\u03b1.<\/p>\n<p>\u0395\u03b4\u03ce \u03c4\u03af\u03b8\u03b5\u03c4\u03b1\u03b9 \u03ad\u03bd\u03b1 \u03bc\u03b9\u03ba\u03c1\u03cc \u03c4\u03b5\u03c7\u03bd\u03b9\u03ba\u03cc \u03b6\u03ae\u03c4\u03b7\u03bc\u03b1. \u039c\u03ae\u03c0\u03c9\u03c2 \u03c5\u03c0\u03bf\u03c8\u03b9\u03ac\u03b6\u03b5\u03c3\u03c4\u03b5 \u03cc\u03c4\u03b9 \u03b4\u03b5\u03bd \u03b5\u03af\u03bd\u03b1\u03b9 \u03af\u03c3\u03b5\u03c2 \u03bf\u03b9 \u03b1\u03c0\u03bf\u03c3\u03c4\u03ac\u03c3\u03b5\u03b9\u03c2 L; \u03a0\u03c1\u03ac\u03b3\u03bc\u03b1\u03c4\u03b9, \u03c3\u03c4\u03b7\u03bd \u03c0\u03c1\u03ac\u03be\u03b7 \u03b4\u03b5\u03bd \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bc\u03b5 \u03bd\u03b1 \u03ba\u03ac\u03bd\u03bf\u03c5\u03bc\u03b5 \u03c4\u03b9\u03c2 \u03b1\u03c0\u03bf\u03c3\u03c4\u03ac\u03c3\u03b5\u03b9\u03c2 \u03b1\u03c5\u03c4\u03ad\u03c2 \u03b1\u03ba\u03c1\u03b9\u03b2\u03ce\u03c2 \u03af\u03c3\u03b5\u03c2. \u03a3&#8217; \u03b1\u03c5\u03c4\u03ae \u03c4\u03b7\u03bd \u03c0\u03b5\u03c1\u03af\u03c0\u03c4\u03c9\u03c3\u03b7 \u03c3\u03c4\u03c1\u03ad\u03c6\u03bf\u03c5\u03bc\u03b5 \u03c4\u03b7 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03ae \u03ba\u03b1\u03c4\u03ac 90<sup>0<\/sup> \u03ad\u03c4\u03c3\u03b9 \u03ce\u03c3\u03c4\u03b5 \u03b7 BC \u03bd\u03b1 \u03b2\u03c1\u03af\u03c3\u03ba\u03b5\u03c4\u03b1\u03b9 \u03c3\u03c4\u03b7 \u03b4\u03b9\u03ad\u03c5\u03b8\u03c5\u03bd\u03c3\u03b7 \u03ba\u03af\u03bd\u03b7\u03c3\u03b7\u03c2 \u03ba\u03b1\u03b9 \u03b7 \u0392\u0395 \u03c3\u03c4\u03b7\u03bd \u03ba\u03ac\u03b8\u03b5\u03c4\u03b7 \u03c0\u03c1\u03bf\u03c2 \u03b1\u03c5\u03c4\u03ae\u03bd. \u039a\u03ac\u03b8\u03b5 \u03bc\u03b9\u03ba\u03c1\u03ae \u03b4\u03b9\u03b1\u03c6\u03bf\u03c1\u03ac \u03c3\u03c4\u03b1 \u03bc\u03ae\u03ba\u03b7 \u03ba\u03b1\u03b8\u03af\u03c3\u03c4\u03b1\u03c4\u03b1\u03b9 \u03ad\u03c4\u03c3\u03b9 \u03b1\u03c3\u03ae\u03bc\u03b1\u03bd\u03c4\u03b7 \u03ba\u03b1\u03b9 \u03b5\u03ba\u03b5\u03af\u03bd\u03bf \u03c0\u03bf\u03c5 \u03b1\u03bd\u03b1\u03b6\u03b7\u03c4\u03bf\u03cd\u03bc\u03b5 \u03b5\u03af\u03bd\u03b1\u03b9 \u03bc\u03af\u03b1 \u03bc\u03b5\u03c4\u03b1\u03c4\u03cc\u03c0\u03b9\u03c3\u03b7 \u03c3\u03c4\u03bf\u03c5\u03c2 \u03ba\u03c1\u03bf\u03c3\u03c3\u03bf\u03cd\u03c2 \u03c3\u03c5\u03bc\u03b2\u03bf\u03bb\u03ae\u03c2 \u03cc\u03c4\u03b1\u03bd \u03b7 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03ae \u03c0\u03b5\u03c1\u03b9\u03c3\u03c4\u03c1\u03b1\u03c6\u03b5\u03af.<br \/>\n\u039a\u03b1\u03c4\u03ac \u03c4\u03b7\u03bd \u03b5\u03ba\u03c4\u03ad\u03bb\u03b5\u03c3\u03b7 \u03c4\u03bf\u03c5 \u03c0\u03b5\u03b9\u03c1\u03ac\u03bc\u03b1\u03c4\u03bf\u03c2, \u03bf\u03b9 Michelson \u03ba\u03b1\u03b9 Morley \u03c0\u03c1\u03bf\u03c3\u03b1\u03bd\u03b1\u03c4\u03cc\u03bb\u03b9\u03c3\u03b1\u03bd \u03c4\u03b7 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03ae \u03ad\u03c4\u03c3\u03b9 \u03ce\u03c3\u03c4\u03b5 \u03b7 \u03b3\u03c1\u03b1\u03bc\u03bc\u03ae BE \u03bd\u03b1 \u03ae\u03c4\u03b1\u03bd \u03c3\u03c7\u03b5\u03b4\u03cc\u03bd \u03c0\u03b1\u03c1\u03ac\u03bb\u03bb\u03b7\u03bb\u03b7 \u03bc\u03b5 \u03c4\u03b7\u03bd \u03c4\u03c1\u03bf\u03c7\u03b9\u03b1\u03ba\u03ae \u03ba\u03af\u03bd\u03b7\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03b3\u03b7\u03c2 (\u03c3\u03b5 \u03c3\u03c5\u03b3\u03ba\u03b5\u03ba\u03c1\u03b9\u03bc\u03ad\u03bd\u03b5\u03c2 \u03ce\u03c1\u03b5\u03c2 \u03c4\u03b7\u03c2 \u03b7\u03bc\u03ad\u03c1\u03b1\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03c2 \u03bd\u03cd\u03c7\u03c4\u03b1\u03c2). \u0391\u03c5\u03c4\u03ae \u03b7 \u03c4\u03c1\u03bf\u03c7\u03b9\u03b1\u03ba\u03ae \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c0\u03b5\u03c1\u03af\u03c0\u03bf\u03c5 29km\/s, \u03cc\u03c0\u03c9\u03c2 \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03ba\u03b1\u03b9 \u03b7 \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1 \u03c4\u03bf\u03c5 &#8220;\u03c1\u03b5\u03cd\u03bc\u03b1\u03c4\u03bf\u03c2 \u03b1\u03b9\u03b8\u03ad\u03c1\u03b1&#8221; \u03c4\u03bf\u03c5\u03bb\u03ac\u03c7\u03b9\u03c3\u03c4\u03bf\u03bd \u03c3\u03b5 \u03ba\u03ac\u03c0\u03bf\u03b9\u03b1 \u03c3\u03c4\u03b9\u03b3\u03bc\u03ae \u03c4\u03b7\u03c2 \u03b7\u03bc\u03ad\u03c1\u03b1\u03c2 \u03ae \u03c4\u03b7\u03c2 \u03bd\u03cd\u03c7\u03c4\u03b1\u03c2 \u03ba\u03b1\u03b9 \u03c3\u03b5 \u03ba\u03ac\u03c0\u03bf\u03b9\u03b1 \u03c3\u03c4\u03b9\u03b3\u03bc\u03ae \u03ba\u03b1\u03c4\u03ac \u03c4\u03b7 \u03b4\u03b9\u03ac\u03c1\u03ba\u03b5\u03b9\u03b1 \u03c4\u03bf\u03c5 \u03ad\u03c4\u03bf\u03c5\u03c2. \u0397 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03ae \u03ae\u03c4\u03b1\u03bd \u03b5\u03c0\u03b1\u03c1\u03ba\u03ce\u03c2 \u03b5\u03c5\u03b1\u03af\u03c3\u03b8\u03b7\u03c4\u03b7 \u03bd\u03b1 \u03b5\u03bc\u03c6\u03b1\u03bd\u03af\u03c3\u03b5\u03b9 \u03ad\u03bd\u03b1 \u03c4\u03ad\u03c4\u03bf\u03b9\u03bf \u03b1\u03c0\u03bf\u03c4\u03ad\u03bb\u03b5\u03c3\u03bc\u03b1, \u03b1\u03bb\u03bb\u03ac \u03b4\u03b5\u03bd \u03b5\u03bc\u03c6\u03b1\u03bd\u03af\u03c3\u03c4\u03b7\u03ba\u03b5 \u03ba\u03b1\u03bd\u03ad\u03bd\u03b1. \u0394\u03b5\u03bd \u03b1\u03bd\u03b9\u03c7\u03bd\u03b5\u03cd\u03c4\u03b7\u03ba\u03b5 \u03ba\u03b1\u03bc\u03af\u03b1 \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1 \u03c4\u03b7\u03c2 \u0393\u03b7\u03c2 \u03bc\u03ad\u03c3\u03c9 \u03c4\u03bf\u03c5 \u03b1\u03b9\u03b8\u03ad\u03c1\u03b1. \u03a4\u03bf \u03b1\u03c0\u03bf\u03c4\u03ad\u03bb\u03b5\u03c3\u03bc\u03b1 \u03c4\u03bf\u03c5 \u03c0\u03b5\u03b9\u03c1\u03ac\u03bc\u03b1\u03c4\u03bf\u03c2 Michelson-Morley \u03ae\u03c4\u03b1\u03bd \u03bc\u03b7\u03b4\u03b5\u03bd\u03b9\u03ba\u03cc.<br \/>\n\u0391\u03c5\u03c4\u03cc \u03cc\u03bc\u03c9\u03c2 \u03ae\u03c4\u03b1\u03bd \u03c0\u03bf\u03bb\u03cd \u03b1\u03b9\u03bd\u03b9\u03b3\u03bc\u03b1\u03c4\u03b9\u03ba\u03cc \u03ba\u03b1\u03b9 \u03b1\u03bd\u03b7\u03c3\u03c5\u03c7\u03b7\u03c4\u03b9\u03ba\u03cc. \u0397 \u03c0\u03c1\u03ce\u03c4\u03b7 \u03ba\u03b1\u03c1\u03c0\u03bf\u03c6\u03cc\u03c1\u03b1 \u03b9\u03b4\u03ad\u03b1 \u03b3\u03b9\u03b1 \u03c4\u03b7\u03bd \u03b5\u03be\u03b5\u03cd\u03c1\u03b5\u03c3\u03b7 \u03bc\u03b9\u03b1\u03c2 \u03b4\u03b9\u03b5\u03be\u03cc\u03b4\u03bf\u03c5 \u03b1\u03c0\u03cc \u03c4\u03bf \u03b1\u03b4\u03b9\u03ad\u03be\u03bf\u03b4\u03bf \u03ae\u03c1\u03b8\u03b5 \u03b1\u03c0\u03cc \u03c4\u03bf\u03bd Lorentz. \u03a5\u03c0\u03ad\u03b4\u03b5\u03b9\u03be\u03b5 \u03cc\u03c4\u03b9 \u03c4\u03b1 \u03c5\u03bb\u03b9\u03ba\u03ac \u03c3\u03ce\u03bc\u03b1\u03c4\u03b1 \u03c3\u03c5\u03c3\u03c4\u03ad\u03bb\u03bb\u03bf\u03bd\u03c4\u03b1\u03b9 \u03cc\u03c4\u03b1\u03bd \u03ba\u03b9\u03bd\u03bf\u03cd\u03bd\u03c4\u03b1\u03b9 \u03ba\u03b1\u03b9 \u03cc\u03c4\u03b9 \u03b1\u03c5\u03c4\u03ae \u03b7 \u03c3\u03c5\u03c3\u03c4\u03bf\u03bb\u03ae \u03b5\u03af\u03bd\u03b1\u03b9 \u03bc\u03cc\u03bd\u03bf \u03c0\u03c1\u03bf\u03c2 \u03c4\u03b7\u03bd \u03ba\u03b1\u03c4\u03b5\u03cd\u03b8\u03c5\u03bd\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03ba\u03af\u03bd\u03b7\u03c3\u03b7\u03c2 \u03ba\u03b1\u03b9 \u03b5\u03c0\u03af\u03c3\u03b7\u03c2, \u03cc\u03c4\u03b9 \u03b1\u03bd \u03c4\u03bf \u03bc\u03ae\u03ba\u03bf\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 L<span id=\"result_box\" class=\"\" lang=\"el\" tabindex=\"-1\"><span title=\"Let us say that the time for light to go from plate B to mirror E is li&gt; and the time for the return is 12 \u2022 Now, while the light is on its way from B to the mirror, the ap paratus moves a distance ul\"><sub>0,<\/sub> <\/span><\/span>\u03cc\u03c4\u03b1\u03bd \u03ad\u03bd\u03b1 \u03c3\u03ce\u03bc\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c3\u03b5 \u03ba\u03b1\u03c4\u03ac\u03c3\u03c4\u03b1\u03c3\u03b7 \u03b7\u03c1\u03b5\u03bc\u03af\u03b1\u03c2, \u03c3\u03c4\u03b7 \u03c3\u03c5\u03bd\u03ad\u03c7\u03b5\u03b9\u03b1, \u03cc\u03c4\u03b1\u03bd \u03ba\u03b9\u03bd\u03b5\u03af\u03c4\u03b1\u03b9 \u03bc\u03b5 \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1 u \u03c0\u03b1\u03c1\u03ac\u03bb\u03bb\u03b7\u03bb\u03b7 \u03c0\u03c1\u03bf\u03c2 \u03c4\u03bf \u03bc\u03ae\u03ba\u03bf\u03c2 \u03c4\u03bf\u03c5, \u03c4\u03bf \u03bd\u03ad\u03bf \u03bc\u03ae\u03ba\u03bf\u03c2, \u03c4\u03bf \u03bf\u03c0\u03bf\u03af\u03bf \u03bf\u03bd\u03bf\u03bc\u03ac\u03b6\u03bf\u03c5\u03bc\u03b5 L<span id=\"result_box\" class=\"\" lang=\"el\" tabindex=\"-1\"><span title=\"Let us say that the time for light to go from plate B to mirror E is li&gt; and the time for the return is 12 \u2022 Now, while the light is on its way from B to the mirror, the ap paratus moves a distance ul\"><sub>||<\/sub> (L-\u03c0\u03b1\u03c1\u03ac\u03bb\u03bb\u03b7\u03bb\u03bf), \u03b4\u03af\u03bd\u03b5\u03c4\u03b1\u03b9 \u03b1\u03c0\u03cc \u03c4\u03b7 \u03c3\u03c7\u03ad\u03c3\u03b7:<\/span><\/span><\/p>\n<p>&nbsp;<\/p>\n<p><a name=\"id212545029\"><\/a><\/p>\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 23px;\"><span class=\"ql-right-eqno\"> (6) <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-dea3451b391adc5e25ce4baf180f1fc6_l3.png\" height=\"23\" width=\"154\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#98;&#101;&#103;&#105;&#110;&#123;&#101;&#113;&#117;&#97;&#116;&#105;&#111;&#110;&#42;&#125;&#32; &#76;&#95;&#123;&#124;&#124;&#125;&#61;&#76;&#95;&#48;&#32;&#92;&#115;&#113;&#114;&#116;&#123;&#49;&#45;&#117;&#94;&#50;&#47;&#99;&#94;&#50;&#125; &#92;&#101;&#110;&#100;&#123;&#101;&#113;&#117;&#97;&#116;&#105;&#111;&#110;&#42;&#125;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<p>&nbsp;<\/p>\n<p>\u038c\u03c4\u03b1\u03bd \u03b1\u03c5\u03c4\u03ae \u03b7 \u03c4\u03c1\u03bf\u03c0\u03bf\u03c0\u03bf\u03af\u03b7\u03c3\u03b7 \u03b5\u03c6\u03b1\u03c1\u03bc\u03bf\u03c3\u03c4\u03b5\u03af \u03c3\u03c4\u03bf \u03c3\u03c5\u03bc\u03b2\u03bf\u03bb\u03cc\u03bc\u03b5\u03c4\u03c1\u03bf Mickelson-Morley \u03b7 \u03b1\u03c0\u03cc\u03c3\u03c4\u03b1\u03c3\u03b7 \u03b1\u03c0\u03cc \u03c4\u03bf \u0392 \u03c3\u03c4\u03bf C \u03b4\u03b5\u03bd \u03b1\u03bb\u03bb\u03ac\u03b6\u03b5\u03b9, \u03b1\u03bb\u03bb\u03ac \u03b7 \u03b1\u03c0\u03ac\u03bf\u03c3\u03c4\u03b1\u03c3\u03b7 \u03b1\u03c0\u03cc \u03c4\u03bf \u0392 \u03c3\u03c4\u03bf \u0395 \u03bc\u03b9\u03ba\u03c1\u03b1\u03af\u03bd\u03b5\u03b9 \u03ba\u03b1\u03b9 \u03b3\u03af\u03bd\u03b5\u03c4\u03b1\u03b9 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-39bf461d99ba42ddf011241925098aac_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#32;&#36;&#32;&#76;&#32;&#92;&#115;&#113;&#114;&#116;&#123;&#49;&#45;&#117;&#94;&#50;&#47;&#99;&#94;&#50;&#125;&#32;&#36;&#32;\" title=\"Rendered by QuickLaTeX.com\" height=\"22\" width=\"108\" style=\"vertical-align: -6px;\"\/>. \u0395\u03c0\u03bf\u03bc\u03ad\u03bd\u03c9\u03c2 \u03b7 \u03b5\u03be\u03af\u03c3\u03c9\u03c3\u03b7 (<a href=\"#id224129529\">5<\/a>) \u03b4\u03b5\u03bd \u03b1\u03bb\u03bb\u03ac\u03b6\u03b5\u03b9, \u03b1\u03bb\u03bb\u03ac \u03c4\u03bf L \u03c3\u03c4\u03b7\u03bd \u03b5\u03be\u03af\u03c3\u03c9\u03c3\u03b7 (<a href=\"#id2288598068\">4<\/a>) \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03b1\u03bb\u03bb\u03ac\u03be\u03b5\u03b9 \u03c3\u03cd\u03bc\u03c6\u03c9\u03bd\u03b1 \u03bc\u03b5 \u03c4\u03b7\u03bd \u03b5\u03be\u03af\u03c3\u03c9\u03c3\u03b7 (<a href=\"#id212545029\">6<\/a>). \u03a3\u03c4\u03b7\u03bd \u03c0\u03b5\u03c1\u03af\u03c0\u03c4\u03c9\u03c3\u03b7 \u03b1\u03c5\u03c4\u03ae \u03c0\u03b1\u03af\u03c1\u03bd\u03bf\u03c5\u03bc\u03b5:<\/p>\n<p>&nbsp;<\/p>\n<p><a name=\"id1280941393\"><\/a><\/p>\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 49px;\"><span class=\"ql-right-eqno\"> (7) <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-6120f8379a60e47ca6109a77cd4562a6_l3.png\" height=\"49\" width=\"336\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#98;&#101;&#103;&#105;&#110;&#123;&#101;&#113;&#117;&#97;&#116;&#105;&#111;&#110;&#42;&#125;&#32; &#116;&#95;&#49;&#43;&#116;&#95;&#50;&#61;&#92;&#102;&#114;&#97;&#99;&#123;&#40;&#50;&#76;&#47;&#99;&#41;&#32;&#92;&#115;&#113;&#114;&#116;&#123;&#49;&#45;&#117;&#94;&#50;&#47;&#99;&#94;&#50;&#125;&#125;&#123;&#49;&#45;&#117;&#94;&#50;&#47;&#99;&#94;&#50;&#125;&#61;&#92;&#102;&#114;&#97;&#99;&#123;&#50;&#76;&#47;&#99;&#125;&#123;&#92;&#115;&#113;&#114;&#116;&#123;&#49;&#45;&#117;&#94;&#50;&#47;&#99;&#94;&#50;&#125;&#125; &#92;&#101;&#110;&#100;&#123;&#101;&#113;&#117;&#97;&#116;&#105;&#111;&#110;&#42;&#125;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<p>&nbsp;<\/p>\n<p>\u03a3\u03c5\u03b3\u03ba\u03c1\u03af\u03bd\u03bf\u03bd\u03c4\u03b1\u03c2 \u03c4\u03bf \u03b1\u03c0\u03bf\u03c4\u03ad\u03bb\u03b5\u03c3\u03bc\u03b1 \u03b1\u03c5\u03c4\u03cc \u03bc\u03b5 \u03c4\u03b7\u03bd \u03b5\u03be\u03af\u03c3\u03c9\u03c3\u03b7 (<a href=\"#id224129529\">5<\/a>), \u03b2\u03bb\u03ad\u03c0\u03bf\u03c5\u03bc\u03b5 \u03cc\u03c4\u03b9 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-b6e8ad521ef02c0b54c4b04705369805_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#116;&#95;&#49;&#43;&#116;&#95;&#50;&#61;&#50;&#116;&#95;&#51;\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"95\" style=\"vertical-align: -4px;\"\/>. \u0388\u03c4\u03c3\u03b9, \u03b1\u03bd \u03b7 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03ae \u03c3\u03c5\u03c1\u03c1\u03b9\u03ba\u03bd\u03ce\u03bd\u03b5\u03c4\u03b1\u03b9 \u03bc\u03b5 \u03c4\u03bf\u03bd \u03c4\u03c1\u03cc\u03c0\u03bf \u03c0\u03bf\u03c5 \u03bc\u03cc\u03bb\u03b9\u03c2 \u03c0\u03b5\u03c1\u03b9\u03b3\u03c1\u03ac\u03c8\u03b1\u03bc\u03b5, \u03ad\u03c7\u03bf\u03c5\u03bc\u03b5 \u03ad\u03bd\u03b1\u03bd \u03c4\u03c1\u03cc\u03c0\u03bf \u03bd\u03b1 \u03ba\u03b1\u03c4\u03b1\u03bd\u03bf\u03ae\u03c3\u03bf\u03c5\u03bc\u03b5 \u03b3\u03b9\u03b1\u03c4\u03af \u03c4\u03bf \u03c0\u03b5\u03af\u03c1\u03b1\u03bc\u03b1 \u03c4\u03c9\u03bd Michelson-Morley \u03b4\u03b5 \u03b4\u03af\u03bd\u03b5\u03b9 \u03ba\u03b1\u03bd\u03ad\u03bd\u03b1 \u03b1\u03c0\u03bf\u03c4\u03ad\u03bb\u03b5\u03c3\u03bc\u03b1. \u0391\u03bd \u03ba\u03b1\u03b9 \u03b7 \u03c5\u03c0\u03cc\u03b8\u03b5\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03c3\u03c5\u03c3\u03c4\u03bf\u03bb\u03ae\u03c2 \u03b5\u03be\u03b7\u03b3\u03bf\u03cd\u03c3\u03b5 \u03bc\u03b5 \u03b5\u03c0\u03b9\u03c4\u03c5\u03c7\u03af\u03b1 \u03c4\u03bf \u03b1\u03c1\u03bd\u03b7\u03c4\u03b9\u03ba\u03cc \u03b1\u03c0\u03bf\u03c4\u03ad\u03bb\u03b5\u03c3\u03bc\u03b1 \u03c4\u03bf\u03c5 \u03c0\u03b5\u03b9\u03c1\u03ac\u03bc\u03b1\u03c4\u03bf\u03c2, \u03ae\u03c4\u03b1\u03bd \u03b1\u03bd\u03bf\u03b9\u03c7\u03c4\u03ae \u03c3\u03c4\u03b7\u03bd \u03ad\u03bd\u03c3\u03c4\u03b1\u03c3\u03b7 \u03cc\u03c4\u03b9 \u03b5\u03c0\u03b9\u03bd\u03bf\u03ae\u03b8\u03b7\u03ba\u03b5 \u03bc\u03b5 \u03b1\u03c0\u03bf\u03ba\u03bb\u03b5\u03b9\u03c3\u03c4\u03b9\u03ba\u03cc \u03c3\u03ba\u03bf\u03c0\u03cc \u03bd\u03b1 \u03b5\u03be\u03b7\u03b3\u03ae\u03c3\u03b5\u03b9 \u03bc\u03b9\u03b1 \u03bc\u03b5\u03b3\u03ac\u03bb\u03b7 \u03b4\u03c5\u03c3\u03ba\u03bf\u03bb\u03af\u03b1 \u03ba\u03b1\u03b9 \u03ae\u03c4\u03b1\u03bd \u03c0\u03bf\u03bb\u03cd \u03c4\u03b5\u03c7\u03bd\u03b7\u03c4\u03ae. \u03a9\u03c3\u03c4\u03cc\u03c3\u03bf, \u03c3\u03b5 \u03c0\u03bf\u03bb\u03bb\u03ac \u03ac\u03bb\u03bb\u03b1 \u03c0\u03b5\u03b9\u03c1\u03ac\u03bc\u03b1\u03c4\u03b1 \u03c0\u03bf\u03c5 \u03c0\u03c1\u03b1\u03b3\u03bc\u03b1\u03c4\u03bf\u03c0\u03bf\u03b9\u03ae\u03b8\u03b7\u03ba\u03b1\u03bd \u03bc\u03b5 \u03c3\u03ba\u03bf\u03c0\u03cc \u03bd\u03b1 \u03b1\u03bd\u03b1\u03ba\u03b1\u03bb\u03cd\u03c8\u03bf\u03c5\u03bd \u03ba\u03ac\u03c0\u03bf\u03b9\u03bf\u03bd \u03ac\u03bd\u03b5\u03bc\u03bf \u03b1\u03b9\u03b8\u03ad\u03c1\u03b1, \u03c0\u03c1\u03bf\u03ad\u03ba\u03c5\u03c8\u03b1\u03bd \u03c0\u03b1\u03c1\u03cc\u03bc\u03bf\u03b9\u03b5\u03c2 \u03b4\u03c5\u03c3\u03ba\u03bf\u03bb\u03af\u03b5\u03c2, \u03bc\u03ad\u03c7\u03c1\u03b9 \u03bd\u03b1 \u03b5\u03bc\u03c6\u03b1\u03bd\u03b9\u03c3\u03c4\u03b5\u03af \u03cc\u03c4\u03b9 \u03b7 \u03c6\u03cd\u03c3\u03b7\u00a0 &#8220;\u03c3\u03c5\u03bd\u03c9\u03bc\u03c9\u03c4\u03bf\u03cd\u03c3\u03b5&#8221; \u03b5\u03bd\u03b1\u03bd\u03c4\u03af\u03bf\u03bd \u03c4\u03bf\u03c5 \u03b1\u03bd\u03b8\u03c1\u03ce\u03c0\u03bf\u03c5 \u03bc\u03b5 \u03c4\u03b7\u03bd \u03b5\u03b9\u03c3\u03b1\u03b3\u03c9\u03b3\u03ae \u03ba\u03ac\u03c0\u03bf\u03b9\u03bf\u03c5 \u03bd\u03ad\u03bf\u03c5 \u03c6\u03b1\u03b9\u03bd\u03bf\u03bc\u03ad\u03bd\u03bf\u03c5 \u03c0\u03bf\u03c5 \u03b1\u03bd\u03b1\u03b9\u03c1\u03bf\u03cd\u03c3\u03b5 \u03ba\u03ac\u03b8\u03b5 \u03c6\u03b1\u03b9\u03bd\u03cc\u03bc\u03b5\u03bd\u03bf \u03c0\u03bf\u03c5 \u03c3\u03ba\u03b5\u03c6\u03c4\u03cc\u03c4\u03b1\u03bd \u03cc\u03c4\u03b9 \u03b8\u03b1 \u03c4\u03bf\u03c5 \u03b5\u03c0\u03ad\u03c4\u03c1\u03b5\u03c0\u03b5 \u03c4\u03b7 \u03bc\u03ad\u03c4\u03c1\u03b7\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1\u03c2 u.<br \/>\n\u0389\u03c4\u03b1\u03bd \u03c4\u03b5\u03bb\u03b9\u03ba\u03ac \u03b1\u03c0\u03bf\u03b4\u03b5\u03ba\u03c4\u03cc \u03b1\u03c0\u03cc \u03c4\u03bf\u03c5\u03c2 \u03c0\u03ac\u03bd\u03c4\u03b5\u03c2, \u03cc\u03c0\u03c9\u03c2 \u03b5\u03c0\u03b5\u03c3\u03ae\u03bc\u03b1\u03bd\u03b5 \u03bf Poincare, \u03cc\u03c4\u03b9 <em>\u03b7 \u03c0\u03bb\u03ae\u03c1\u03b7\u03c2 \u03c3\u03c5\u03bd\u03c9\u03bc\u03bf\u03c3\u03af\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b1\u03c0\u03cc \u03bc\u03cc\u03bd\u03b7 \u03c4\u03b7\u03c2 \u03ad\u03bd\u03b1\u03c2 \u03bd\u03cc\u03bc\u03bf\u03c2 \u03c4\u03b7\u03c2 \u03c6\u03cd\u03c3\u03b7\u03c2!<\/em> \u039f Poincare \u03c4\u03cc\u03c4\u03b5 \u03b5\u03af\u03c7\u03b5 \u03c0\u03c1\u03bf\u03c4\u03b5\u03af\u03bd\u03b5\u03b9 \u03cc\u03c4\u03b9 \u03c5\u03c0\u03ac\u03c1\u03c7\u03b5\u03b9 \u03ad\u03bd\u03b1\u03c2 \u03c6\u03c5\u03c3\u03b9\u03ba\u03cc\u03c2 \u03bd\u03cc\u03bc\u03bf\u03c2 \u03c4\u03ad\u03c4\u03bf\u03b9\u03bf\u03c2 \u03ce\u03c3\u03c4\u03b5 \u03bd\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b1\u03b4\u03cd\u03bd\u03b1\u03c4\u03bf\u03bd \u03bd\u03b1 \u03b1\u03bd\u03b1\u03ba\u03b1\u03bb\u03cd\u03c8\u03b5\u03b9\u03c2 \u03c4\u03bf\u03bd \u03ac\u03bd\u03b5\u03bc\u03bf \u03c4\u03bf\u03c5 \u03b1\u03b9\u03b8\u03ad\u03c1\u03b1 \u03b1\u03c0\u03cc \u03bf\u03c0\u03bf\u03b9\u03bf\u03b4\u03ae\u03c0\u03bf\u03c4\u03b5 \u03c0\u03b5\u03af\u03c1\u03b1\u03bc\u03b1. \u0394\u03b7\u03bb\u03b1\u03b4\u03ae, \u03b4\u03b5\u03bd \u03c5\u03c0\u03ac\u03c1\u03c7\u03b5\u03b9 \u03ba\u03b1\u03bd\u03ad\u03bd\u03b1\u03c2 \u03c4\u03c1\u03cc\u03c0\u03bf\u03c2 \u03bd\u03b1 \u03ba\u03b1\u03b8\u03bf\u03c1\u03b9\u03c3\u03c4\u03b5\u03af \u03bc\u03b9\u03b1 \u03b1\u03c0\u03cc\u03bb\u03c5\u03c4\u03b7 \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1.<\/p>\n<p><span style=\"color: #0000ff; font-size: 12pt;\"><strong>\u039f \u039c\u03b5\u03c4\u03b1\u03c3\u03c7\u03b7\u03bc\u03b1\u03c4\u03b9\u03c3\u03bc\u03cc\u03c2 \u03c4\u03bf\u03c5 \u03a7\u03c1\u03cc\u03bd\u03bf\u03c5<\/strong><\/span><br \/>\n\u0395\u03bb\u03ad\u03b3\u03c7\u03bf\u03bd\u03c4\u03b1\u03c2 \u03c4\u03b7\u03bd \u03b9\u03b4\u03ad\u03b1 \u03b1\u03bd \u03b7 \u03c3\u03c5\u03c3\u03c4\u03bf\u03bb\u03ae \u03c4\u03bf\u03c5 \u03bc\u03ae\u03ba\u03bf\u03c5\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c3\u03b5 \u03b1\u03c1\u03bc\u03bf\u03bd\u03af\u03b1 \u03bc\u03b5 \u03c4\u03b1 \u03c0\u03c1\u03b1\u03b3\u03bc\u03b1\u03c4\u03b9\u03ba\u03ac \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03b1 \u03c0\u03bf\u03c5 \u03c0\u03b1\u03af\u03c1\u03bd\u03bf\u03c5\u03bc\u03b5 \u03b1\u03c0\u03cc \u03ac\u03bb\u03bb\u03b1 \u03c0\u03b5\u03b9\u03c1\u03ac\u03bc\u03b1\u03c4\u03b1, \u03b1\u03c0\u03bf\u03b4\u03b5\u03b9\u03ba\u03bd\u03cd\u03b5\u03c4\u03b1\u03b9 \u03cc\u03c4\u03b9 \u03cc\u03bb\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 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<em>\u03b4\u03b9\u03b1\u03bc\u03ae\u03ba\u03b7\u03c2<\/em> \u03b2\u03c1\u03b1\u03c7\u03af\u03bf\u03bd\u03b1\u03c2 BE \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03b5\u03bc\u03c6\u03b1\u03bd\u03af\u03b6\u03b5\u03c4\u03b1\u03b9 \u03b2\u03c1\u03b1\u03c7\u03cd\u03c4\u03b5\u03c1\u03bf\u03c2 \u03b5\u03c0\u03af \u03c4\u03b7\u03bd \u03c4\u03b5\u03c4\u03c1\u03b1\u03b3\u03c9\u03bd\u03b9\u03ba\u03ae \u03c1\u03af\u03b6\u03b1 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-cbf39efea0a2a9af94f32ce45e6597a7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#115;&#113;&#114;&#116;&#123;&#49;&#45;&#117;&#94;&#50;&#47;&#99;&#94;&#50;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"22\" width=\"90\" style=\"vertical-align: -6px;\"\/>. \u03a4\u03b9 \u03c3\u03b7\u03bc\u03b1\u03af\u03bd\u03b5\u03b9 \u03b1\u03c5\u03c4\u03ae \u03b7 \u03c3\u03c5\u03c3\u03c4\u03bf\u03bb\u03ae, \u03b1\u03c0\u03cc 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x\u0384\u03c6\u03bf\u03c1\u03ad\u03c2 \u03ba\u03b1\u03b9 \u03ad\u03c4\u03c3\u03b9 \u03bd\u03bf\u03bc\u03af\u03b6\u03b5\u03b9 \u03cc\u03c4\u03b9 \u03b7 \u03b1\u03c0\u03cc\u03c3\u03c4\u03b1\u03c3\u03b7 \u03b5\u03af\u03bd\u03b1\u03b9 x &#8216; \u03bc\u03ad\u03c4\u03c1\u03b1. \u0391\u03c0\u03cc \u03c4\u03b7\u03bd \u03ac\u03c0\u03bf\u03c8\u03b7 \u03c4\u03bf\u03c5 Joe \u03c3\u03c4\u03bf \u03c3\u03cd\u03c3\u03c4\u03b7\u03bc\u03b1 S, \u03c9\u03c3\u03c4\u03cc\u03c3\u03bf, \u03bf Moe \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03b5\u03af \u03b2\u03c1\u03b1\u03c7\u03cd\u03c4\u03b5\u03c1\u03bf \u03c1\u03ac\u03b2\u03b4\u03bf, \u03ad\u03c4\u03c3\u03b9 \u03ce\u03c3\u03c4\u03b5 \u03b7 &#8220;\u03c0\u03c1\u03b1\u03b3\u03bc\u03b1\u03c4\u03b9\u03ba\u03ae&#8221; \u03b1\u03c0\u03cc\u03c3\u03c4\u03b1\u03c3\u03b7 \u03c0\u03bf\u03c5 \u03bc\u03b5\u03c4\u03c1\u03ac\u03c4\u03b1\u03b9 \u03b5\u03af\u03bd\u03b1\u03b9 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-d47969c5a7969691aa355c56bc4515bc_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#120;&#39;&#32;&#92;&#115;&#113;&#114;&#116;&#123;&#49;&#45;&#117;&#94;&#50;&#47;&#99;&#94;&#50;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"22\" width=\"105\" style=\"vertical-align: -6px;\"\/> \u03bc\u03ad\u03c4\u03c1\u03b1. \u03a3\u03c4\u03b7 \u03c3\u03c5\u03bd\u03ad\u03c7\u03b5\u03b9\u03b1, \u03b1\u03bd \u03c4\u03bf \u03c3\u03cd\u03c3\u03c4\u03b7\u03bc\u03b1 S &#8216;\u03ad\u03c7\u03b5\u03b9 \u03b4\u03b9\u03b1\u03bd\u03cd\u03c3\u03b5\u03b9 \u03bc\u03b9\u03b1 \u03b1\u03c0\u03cc\u03c3\u03c4\u03b1\u03c3\u03b7 ut \u03bc\u03b1\u03ba\u03c1\u03b9\u03ac \u03b1\u03c0\u03cc \u03c4\u03bf \u03c3\u03cd\u03c3\u03c4\u03b7\u03bc\u03b1 S, \u03bf \u03c0\u03b1\u03c1\u03b1\u03c4\u03b7\u03c1\u03b7\u03c4\u03ae\u03c2 \u03c4\u03bf\u03c5 \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2 S \u03b8\u03b1 \u03ad\u03bb\u03b5\u03b3\u03b5 \u03cc\u03c4\u03b9 \u03c4\u03bf \u03af\u03b4\u03b9\u03bf \u03c3\u03b7\u03bc\u03b5\u03af\u03bf, \u03bc\u03b5\u03c4\u03c1\u03b7\u03bc\u03ad\u03bd\u03bf \u03c3\u03b5 \u03c3\u03c5\u03bd\u03c4\u03b5\u03c4\u03b1\u03b3\u03bc\u03ad\u03bd\u03b5\u03c2 \u03c4\u03bf\u03c5, \u03b2\u03c1\u03af\u03c3\u03ba\u03b5\u03c4\u03b1\u03b9 \u03c3\u03b5 \u03b1\u03c0\u03cc\u03c3\u03c4\u03b1\u03c3\u03b7<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-73c51f7beb954bb7723e944dadce8224_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#120;&#39;&#32;&#92;&#115;&#113;&#114;&#116;&#123;&#49;&#45;&#117;&#94;&#50;&#47;&#99;&#94;&#50;&#125;&#43;&#117;&#32;&#92;&#99;&#100;&#111;&#116;&#32;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"22\" width=\"156\" style=\"vertical-align: -6px;\"\/> \u03ae<\/p>\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 45px;\"><span class=\"ql-right-eqno\"> &nbsp; <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-8e04d85f07144c9055fda59002232845_l3.png\" height=\"45\" width=\"137\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#091; &#120;&#39;&#61;&#92;&#102;&#114;&#97;&#99;&#123;&#120;&#45;&#117;&#116;&#125;&#123;&#92;&#115;&#113;&#114;&#116;&#123;&#49;&#45;&#117;&#94;&#50;&#47;&#99;&#94;&#50;&#125;&#125;&#44; &#92;&#093;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<p>\u03b7 \u03bf\u03c0\u03bf\u03af\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b7 \u03c0\u03c1\u03ce\u03c4\u03b7 \u03b5\u03be\u03af\u03c3\u03c9\u03c3\u03b7 \u03c4\u03c9\u03bd \u03bc\u03b5\u03c4\u03b1\u03c3\u03c7\u03b7\u03bc\u03b1\u03c4\u03b9\u03c3\u03bc\u03ce\u03bd Lorentz.<\/p>\n<p><span style=\"font-size: 12pt; color: #0000ff;\"><strong>T\u03b1\u03c5\u03c4\u03bf\u03c7\u03c1\u03bf\u03bd\u03b9\u03c3\u03bc\u03cc\u03c2<\/strong><\/span><br \/>\n\u039c\u03b5 \u03b1\u03bd\u03ac\u03bb\u03bf\u03b3\u03bf \u03c4\u03c1\u03cc\u03c0\u03bf, \u03bb\u03cc\u03b3\u03c9 \u03c4\u03b7\u03c2 \u03b4\u03b9\u03b1\u03c6\u03bf\u03c1\u03ac\u03c2 \u03c3\u03c4\u03b7\u03bd \u03ba\u03bb\u03af\u03bc\u03b1\u03ba\u03b1 \u03c4\u03bf\u03c5 \u03c7\u03c1\u03cc\u03bd\u03bf\u03c5, \u03b7 \u03ad\u03ba\u03c6\u03c1\u03b1\u03c3\u03b7 \u03c4\u03bf\u03c5 \u03c0\u03b1\u03c1\u03bf\u03bd\u03bf\u03bc\u03b1\u03c3\u03c4\u03ae \u03b5\u03b9\u03c3\u03ac\u03b3\u03b5\u03c4\u03b1\u03b9 \u03c3\u03c4\u03b7\u03bd \u03c4\u03ad\u03c4\u03b1\u03c1\u03c4\u03b7 \u03b5\u03be\u03af\u03c3\u03c9\u03c3\u03b7 \u03c4\u03bf\u03c5 \u03bc\u03b5\u03c4\u03b1\u03c3\u03c7\u03b7\u03bc\u03b1\u03c4\u03b9\u03c3\u03bc\u03bf\u03cd Lorentz. \u039f \u03c0\u03b9\u03bf \u03b5\u03bd\u03b4\u03b9\u03b1\u03c6\u03ad\u03c1\u03bf\u03bd \u03cc\u03c1\u03bf\u03c2 \u03c3\u03b5 \u03b1\u03c5\u03c4\u03ae \u03c4\u03b7\u03bd \u03b5\u03be\u03af\u03c3\u03c9\u03c3\u03b7 \u03b5\u03af\u03bd\u03b1\u03b9 \u03bf <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-509851c76b5341aefbc8d32bf105aca5_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#117;&#120;&#47;&#99;&#94;&#50;\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"44\" style=\"vertical-align: -5px;\"\/> \u03c3\u03c4\u03bf\u03bd \u03b1\u03c1\u03b9\u03b8\u03bc\u03b7\u03c4\u03ae, \u03b5\u03c0\u03b5\u03b9\u03b4\u03ae \u03bf \u03cc\u03c1\u03bf\u03c2 \u03b1\u03c5\u03c4\u03cc\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03ba\u03b1\u03b9\u03bd\u03bf\u03cd\u03c1\u03b3\u03b9\u03bf\u03c2 \u03ba\u03b1\u03b9 \u03b1\u03c0\u03c1\u03bf\u03c3\u03b4\u03cc\u03ba\u03b7\u03c4\u03bf\u03c2. \u03a4\u03ce\u03c1\u03b1, \u03c4\u03b9 \u03c3\u03b7\u03bc\u03b1\u03af\u03bd\u03b5\u03b9 \u03b1\u03c5\u03c4\u03cc; \u0391\u03bd \u03ba\u03bf\u03b9\u03c4\u03ac\u03be\u03bf\u03c5\u03bc\u03b5 \u03c4\u03b7\u03bd \u03ba\u03b1\u03c4\u03ac\u03c3\u03c4\u03b1\u03c3\u03b7 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\u03c3\u03c5\u03bc\u03b2\u03b1\u03af\u03bd\u03b5\u03b9 \u03c3\u03c4\u03bf \u03c3\u03b7\u03bc\u03b5\u03af\u03bf x<sub>1<\/sub> \u03c4\u03b7 \u03c7\u03c1\u03bf\u03bd\u03b9\u03ba\u03ae \u03c3\u03c4\u03b9\u03b3\u03bc\u03ae t<sub>0<\/sub> \u03ba\u03b1\u03b9 \u03c4\u03bf \u03ac\u03bb\u03bb\u03bf \u03c3\u03c4\u03bf \u03c3\u03b7\u03bc\u03b5\u03af\u03bf x<sub>2<\/sub> \u03c4\u03b7 \u03c7\u03c1\u03bf\u03bd\u03b9\u03ba\u03ae \u03c3\u03c4\u03b9\u03b3\u03bc\u03ae t<sub>0<\/sub> (\u03c4\u03b7\u03bd \u03af\u03b4\u03b9\u03b1 \u03c7\u03c1\u03bf\u03bd\u03b9\u03ba\u03ae \u03c3\u03c4\u03b9\u03b3\u03bc\u03ae), \u03b2\u03c1\u03af\u03c3\u03ba\u03bf\u03c5\u03bc\u03b5 \u03cc\u03c4\u03b9 \u03bf\u03b9 \u03b1\u03bd\u03c4\u03af\u03c3\u03c4\u03bf\u03b9\u03c7\u03bf\u03b9 \u03c7\u03c1\u03cc\u03bd\u03bf\u03b9 \u03c4\u03b7\u03c2 \u03b4\u03b9\u03ac\u03c1\u03ba\u03b5\u03b9\u03ac \u03c4\u03bf\u03c5\u03c2 t\u0384<sub>1<\/sub> \u03ba\u03b1\u03b9 t\u0384<sub>2<\/sub> \u03b4\u03b9\u03b1\u03c6\u03ad\u03c1\u03bf\u03c5\u03bd \u03ba\u03b1\u03c4\u03ac \u03c4\u03b7 \u03c0\u03bf\u03c3\u03cc\u03c4\u03b7\u03c4\u03b1<\/p>\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 48px;\"><span class=\"ql-right-eqno\"> &nbsp; <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-bd308c953e148b9c9f2e28aee0439603_l3.png\" height=\"48\" width=\"187\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#091; &#116;&#39;&#95;&#50;&#45;&#116;&#39;&#95;&#49;&#61;&#92;&#102;&#114;&#97;&#99;&#123;&#117;&#40;&#120;&#95;&#49;&#45;&#120;&#95;&#50;&#41;&#47;&#99;&#94;&#50;&#125;&#123;&#92;&#115;&#113;&#114;&#116;&#123;&#49;&#45;&#117;&#94;&#50;&#47;&#99;&#94;&#50;&#125;&#125;&#46; &#92;&#093;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<p>\u0391\u03c5\u03c4\u03ae \u03b7 \u03c0\u03b5\u03c1\u03af\u03c0\u03c4\u03c9\u03c3\u03b7 \u03bb\u03ad\u03b3\u03b5\u03c4\u03b1\u03b9 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\u03c3\u03cd\u03c3\u03c4\u03b7\u03bc\u03b1 \u03c3\u03c5\u03bd\u03c4\u03b5\u03c4\u03b1\u03b3\u03bc\u03ad\u03bd\u03c9\u03bd!<\/p>\n<p><span style=\"color: #0000ff; font-size: 12pt;\"><strong>\u03a4\u03ad\u03c3\u03c3\u03b5\u03c1\u03b1 \u0394\u03b9\u03b1\u03bd\u03cd\u03c3\u03bc\u03b1\u03c4\u03b1<\/strong><\/span><\/p>\n<p>\u0391\u03c2 \u03b4\u03bf\u03cd\u03bc\u03b5 \u03c4\u03b9 \u03ac\u03bb\u03bb\u03bf \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bc\u03b5 \u03bd\u03b1 \u03b1\u03bd\u03b1\u03ba\u03b1\u03bb\u03cd\u03c8\u03bf\u03c5\u03bc\u03b5 \u03c3\u03c4\u03bf\u03bd \u039c\u03b5\u03c4\u03b1\u03c3\u03c7\u03b7\u03bc\u03b1\u03c3\u03c4\u03b9\u03c3\u03bc\u03cc Lorentz. <span id=\"result_box\" class=\"\" lang=\"el\" tabindex=\"-1\"><span class=\"\">\u0395\u03af\u03bd\u03b1\u03b9<\/span> <span class=\"\">\u03b5\u03bd\u03b4\u03b9\u03b1\u03c6\u03ad\u03c1\u03bf\u03bd \u03bd\u03b1 \u03c3\u03b7\u03bc\u03b5\u03b9\u03c9\u03b8\u03b5\u03af<\/span> \u03cc\u03c4\u03b9 \u03bf \u03bc\u03b5\u03c4\u03b1\u03c3\u03c7\u03b7\u03bc\u03b1\u03c4\u03b9\u03c3\u03bc\u03cc\u03c2 \u03bc\u03b5\u03c4\u03b1\u03be\u03cd \u03c4\u03c9\u03bd x \u03ba\u03b1\u03b9 t \u03b5\u03af\u03bd\u03b1\u03b9 \u03b1\u03bd\u03ac\u03bb\u03bf\u03b3\u03bf\u03c2 <span class=\"\">\u03c3\u03c4\u03b7 \u03bc\u03bf\u03c1\u03c6\u03ae<\/span> <span class=\"\">\u03bc\u03b5 \u03c4\u03bf<\/span> \u03bc\u03b5\u03c4\u03b1\u03c3\u03c7\u03b7\u03bc\u03b1\u03c4\u03b9\u03c3\u03bc\u03cc \u03b3\u03b9\u03b1 \u03c4\u03b1 x \u03ba\u03b1\u03b9 y \u03c0\u03bf\u03c5 \u03bc\u03b5\u03bb\u03b5\u03c4\u03ae\u03c3\u03b1\u03bc\u03b5 \u03b3\u03b9\u03b1 \u03c4\u03b7\u03bd <span class=\"\">\u03c0\u03b5\u03c1\u03b9\u03c3\u03c4\u03c1\u03bf\u03c6\u03ae<\/span> <span class=\"\">\u03c4\u03c9\u03bd<\/span> <span class=\"\">\u03c3\u03c5\u03bd\u03c4\u03b5\u03c4\u03b1\u03b3\u03bc\u03ad\u03bd\u03c9\u03bd<\/span>. \u0395\u03af\u03c7\u03b1\u03bc\u03b5 \u03c4\u03cc\u03c4\u03b5:<\/span><\/p>\n<p>&nbsp;<\/p>\n<p><a name=\"id2537192127\"><\/a><\/p>\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 47px;\"><span class=\"ql-right-eqno\"> (8) <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-27e5b10853f49ef395377c6797caa0f3_l3.png\" height=\"47\" width=\"151\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#98;&#101;&#103;&#105;&#110;&#123;&#101;&#113;&#117;&#97;&#116;&#105;&#111;&#110;&#42;&#125;&#32; &#92;&#98;&#101;&#103;&#105;&#110;&#123;&#97;&#108;&#105;&#103;&#110;&#125; &#38;&#120;&#39;&#61;&#120;&#32;&#92;&#115;&#105;&#103;&#109;&#97;&#32;&#92;&#117;&#112;&#115;&#105;&#108;&#111;&#110;&#32;&#92;&#110;&#117;&#32;&#92;&#116;&#104;&#101;&#116;&#97;&#43;&#121;&#32;&#92;&#101;&#116;&#97;&#32;&#92;&#109;&#117;&#32;&#92;&#116;&#104;&#101;&#116;&#97;&#32;&#92;&#92; &#38;&#121;&#39;&#61;&#121;&#92;&#115;&#105;&#103;&#109;&#97;&#32;&#92;&#117;&#112;&#115;&#105;&#108;&#111;&#110;&#32;&#92;&#110;&#117;&#32;&#92;&#116;&#104;&#101;&#116;&#97;&#45;&#120;&#32;&#92;&#101;&#116;&#97;&#32;&#92;&#109;&#117;&#32;&#92;&#116;&#104;&#101;&#116;&#97;&#44; &#92;&#101;&#110;&#100;&#123;&#97;&#108;&#105;&#103;&#110;&#125; &#92;&#101;&#110;&#100;&#123;&#101;&#113;&#117;&#97;&#116;&#105;&#111;&#110;&#42;&#125;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<p>&nbsp;<\/p>\n<p>\u03c3\u03c4\u03b7\u03bd \u03bf\u03c0\u03bf\u03af\u03b1 \u03c4\u03bf \u03bd\u03ad\u03bf x\u0384 \u03b1\u03bd\u03b1\u03bc\u03b9\u03b3\u03bd\u03cd\u03b5\u03b9 \u03c4\u03bf \u03c0\u03b1\u03bb\u03b9\u03cc x \u03ba\u03b1\u03b9 y, \u03ba\u03b1\u03b9 \u03c4\u03bf \u03bd\u03ad\u03bf y\u0384 \u03b1\u03bd\u03b1\u03bc\u03b9\u03b3\u03bd\u03cd\u03b5\u03b9 \u03b5\u03c0\u03af\u03c3\u03b7\u03c2 \u03c4\u03b1 \u03c0\u03b1\u03bb\u03b9\u03ac x \u03ba\u03b1\u03b9 \u03b3. \u039f\u03bc\u03bf\u03af\u03c9\u03c2, \u03c3\u03c4\u03bf \u03bc\u03b5\u03c4\u03b1\u03c3\u03c7\u03b7\u03bc\u03b1\u03c4\u03b9\u03c3\u03bc\u03cc Lorentz \u03b2\u03c1\u03af\u03c3\u03ba\u03bf\u03c5\u03bc\u03b5 \u03ad\u03bd\u03b1 \u03bd\u03ad\u03bf x\u0384 \u03c4\u03bf \u03bf\u03c0\u03bf\u03af\u03bf \u03b5\u03af\u03bd\u03b1\u03b9 \u03bc\u03af\u03b3\u03bc\u03b1 \u03c4\u03c9\u03bd x \u03ba\u03b1\u03b9 t, \u03ba\u03b1\u03b9 \u03ad\u03bd\u03b1 \u03bd\u03ad\u03bf t\u0384 \u03c4\u03bf \u03bf\u03c0\u03bf\u03af\u03bf \u03b5\u03af\u03bd\u03b1\u03b9 \u03bc\u03af\u03b3\u03bc\u03b1 \u03b1\u03c0\u03cc t \u03ba\u03b1\u03b9 x. \u0388\u03c4\u03c3\u03b9 \u03bf \u03bc\u03b5\u03c4\u03b1\u03c3\u03c7\u03b7\u03bc\u03b1\u03c4\u03b9\u03c3\u03bc\u03cc\u03c2 Lorentz \u03b5\u03af\u03bd\u03b1\u03b9 \u03b1\u03bd\u03ac\u03bb\u03bf\u03b3\u03bf\u03c2 \u03bc\u03b5 \u03bc\u03b9\u03b1 \u03c0\u03b5\u03c1\u03b9\u03c3\u03c4\u03c1\u03bf\u03c6\u03ae, \u03bc\u03cc\u03bd\u03bf \u03c0\u03bf\u03c5 \u03b1\u03c5\u03c4\u03ae \u03b5\u03af\u03bd\u03b1\u03b9 \u03bc\u03b9\u03b1 &#8220;\u03c0\u03b5\u03c1\u03b9\u03c3\u03c4\u03c1\u03bf\u03c6\u03ae&#8221; \u03c3\u03c4\u03bf <em>\u03c7\u03ce\u03c1\u03bf<\/em> \u03ba\u03b1\u03b9 <em>\u03c7\u03c1\u03cc\u03bd\u03bf, \u03ba<\/em>\u03ac\u03c4\u03b9 \u03c4\u03bf \u03bf\u03c0\u03bf\u03af\u03bf \u03b5\u03af\u03bd\u03b1\u03b9 \u03bc\u03af\u03b1 \u03c0\u03b1\u03c1\u03ac\u03be\u03b5\u03bd\u03b7 \u03ad\u03bd\u03bd\u03bf\u03b9\u03b1. \u039c\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03b3\u03af\u03bd\u03b5\u03b9 \u03ad\u03bd\u03b1\u03c2 \u03ad\u03bb\u03b5\u03b3\u03c7\u03bf\u03c2 \u03c4\u03b7\u03c2 \u03b1\u03bd\u03b1\u03bb\u03bf\u03b3\u03af\u03b1\u03c2 \u03bc\u03b5 \u03c4\u03b7\u03bd \u03c0\u03b5\u03c1\u03b9\u03c3\u03c4\u03c1\u03bf\u03c6\u03ae, \u03c5\u03c0\u03bf\u03bb\u03bf\u03b3\u03af\u03b6\u03bf\u03bd\u03c4\u03b1\u03c2 \u03c4\u03b7\u03bd \u03c0\u03bf\u03c3\u03cc\u03c4\u03b7\u03c4\u03b1:<\/p>\n<p>&nbsp;<\/p>\n<p><a name=\"id369526210\"><\/a><\/p>\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 21px;\"><span class=\"ql-right-eqno\"> (9) <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-2e9773550b1502289c9ba04ce1ccaada_l3.png\" height=\"21\" width=\"335\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#98;&#101;&#103;&#105;&#110;&#123;&#101;&#113;&#117;&#97;&#116;&#105;&#111;&#110;&#42;&#125;&#32; &#120;&#39;&#94;&#50;&#43;&#121;&#39;&#94;&#50;&#43;&#122;&#39;&#94;&#50;&#45;&#99;&#94;&#50;&#116;&#39;&#94;&#50;&#61;&#120;&#94;&#50;&#43;&#121;&#94;&#50;&#43;&#122;&#94;&#50;&#45;&#99;&#94;&#50;&#116;&#94;&#50;&#46; &#92;&#101;&#110;&#100;&#123;&#101;&#113;&#117;&#97;&#116;&#105;&#111;&#110;&#42;&#125;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<p>&nbsp;<\/p>\n<p>\u03a3\u03b5 \u03b1\u03c5\u03c4\u03ae \u03c4\u03b7\u03bd \u03b5\u03be\u03af\u03c3\u03c9\u03c3\u03b7 \u03bf\u03b9 \u03c4\u03c1\u03b5\u03b9\u03c2 \u03c0\u03c1\u03ce\u03c4\u03bf\u03b9 \u03cc\u03c1\u03bf\u03b9 \u03c3\u03b5 \u03ba\u03ac\u03b8\u03b5 \u03c0\u03bb\u03b5\u03c5\u03c1\u03ac \u03b1\u03bd\u03c4\u03b9\u03c0\u03c1\u03bf\u03c3\u03c9\u03c0\u03b5\u03cd\u03bf\u03c5\u03bd, \u03c3\u03c4\u03b7\u03bd \u03c4\u03c1\u03b9\u03c3\u03b4\u03b9\u03ac\u03c3\u03c4\u03b1\u03c3\u03b7 \u03b3\u03b5\u03c9\u03bc\u03b5\u03c4\u03c1\u03af\u03b1, \u03c4\u03bf \u03c4\u03b5\u03c4\u03c1\u03ac\u03b3\u03c9\u03bd\u03bf \u03c4\u03b7\u03c2 \u03b1\u03c0\u03cc\u03c3\u03c4\u03b1\u03c3\u03b7\u03c2 \u03bc\u03b5\u03c4\u03b1\u03be\u03cd \u03b5\u03bd\u03cc\u03c2 \u03c3\u03b7\u03bc\u03b5\u03af\u03bf\u03c5 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03c2 \u03b1\u03c1\u03c7\u03b9\u03ba\u03ae\u03c2 \u03b8\u03ad\u03c3\u03b7\u03c2 (\u03b5\u03c0\u03b9\u03c6\u03ac\u03bd\u03b5\u03b9\u03b1 \u03c3\u03c6\u03b1\u03af\u03c1\u03b1\u03c2), \u03b7 \u03bf\u03c0\u03bf\u03af\u03b1 \u03c0\u03b1\u03c1\u03b1\u03bc\u03ad\u03bd\u03b5\u03b9 \u03c3\u03c4\u03b1\u03b8\u03b5\u03c1\u03ae (\u03b1\u03bc\u03b5\u03c4\u03ac\u03b2\u03bb\u03b7\u03c4\u03b7), \u03b1\u03bd\u03b5\u03be\u03ac\u03c1\u03c4\u03b7\u03c4\u03b1 \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd \u03c0\u03b5\u03c1\u03b9\u03c3\u03c4\u03c1\u03bf\u03c6\u03ae \u03c4\u03c9\u03bd \u03b1\u03be\u03cc\u03bd\u03c9\u03bd \u03c3\u03c5\u03bd\u03c4\u03b5\u03c4\u03b1\u03b3\u03bc\u03ad\u03bd\u03c9\u03bd. \u039f\u03bc\u03bf\u03af\u03c9\u03c2, \u03b7 \u0395\u03be. (<a href=\"#id369526210\">9<\/a>) \u03b4\u03b5\u03af\u03c7\u03bd\u03b5\u03b9 \u03cc\u03c4\u03b9 \u03c5\u03c0\u03ac\u03c1\u03c7\u03b5\u03b9 \u03ad\u03bd\u03b1\u03c2 \u03bf\u03c1\u03b9\u03c3\u03bc\u03ad\u03bd\u03bf\u03c2 \u03c3\u03c5\u03bd\u03b4\u03c5\u03b1\u03c3\u03bc\u03cc\u03c2 \u03c0\u03bf\u03c5 \u03c0\u03b5\u03c1\u03b9\u03bb\u03b1\u03bc\u03b2\u03ac\u03bd\u03b5\u03b9 \u03c7\u03c1\u03cc\u03bd\u03bf \u03ba\u03b1\u03b9 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b1\u03bd\u03b1\u03bb\u03bb\u03bf\u03af\u03c9\u03c4\u03bf\u03c2 \u03c3\u03c4\u03bf\u03c5\u03c2 \u03bc\u03b5\u03c4\u03b1\u03c3\u03c7\u03b7\u03bc\u03b1\u03c4\u03b9\u03c3\u03bc\u03cc\u03c2 Lorentz. \u0388\u03c4\u03c3\u03b9, \u03c5\u03c0\u03ac\u03c1\u03c7\u03b5\u03b9 \u03c0\u03bb\u03ae\u03c1\u03b7\u03c2 \u03b1\u03bd\u03b1\u03bb\u03bf\u03b3\u03af\u03b1 \u03bc\u03b5 \u03c4\u03b7 \u03c0\u03b5\u03c1\u03b9\u03c3\u03c4\u03c1\u03bf\u03c6\u03ae \u03ba\u03b1\u03b9 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c4\u03ad\u03c4\u03bf\u03b9\u03b1\u03c2 \u03c6\u03cd\u03c3\u03b5\u03c9\u03c2 \u03c0\u03bf\u03c5 \u03c4\u03b1 \u03b4\u03b9\u03b1\u03bd\u03cd\u03c3\u03bc\u03b1\u03c4\u03b1, \u03b4\u03b7\u03bb\u03b1\u03b4\u03ae, \u03bf\u03b9 \u03c0\u03bf\u03c3\u03cc\u03c4\u03b7\u03c4\u03b5\u03c2 \u03c0\u03bf\u03c5 \u03c0\u03b5\u03c1\u03b9\u03ad\u03c7\u03bf\u03c5\u03bd &#8220;\u03c3\u03c5\u03bd\u03b9\u03c3\u03c4\u03ce\u03c3\u03b5\u03c2&#8221; 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color: #0000ff;\"><strong>\u03a3\u03c7\u03b5\u03c4\u03b9\u03ba\u03b9\u03c3\u03c4\u03b9\u03ba\u03ae \u0394\u03c5\u03bd\u03b1\u03bc\u03b9\u03ba\u03ae<\/strong><\/span><\/p>\n<p>\u0395\u03af\u03bc\u03b1\u03c3\u03c4\u03b5 \u03c4\u03ce\u03c1\u03b1 \u03ad\u03c4\u03bf\u03b9\u03bc\u03bf\u03b9 \u03bd\u03b1 \u03b4\u03b9\u03b5\u03c1\u03b5\u03c5\u03bd\u03ae\u03c3\u03bf\u03c5\u03bc\u03b5, \u03b3\u03b5\u03bd\u03b9\u03ba\u03cc\u03c4\u03b5\u03c1\u03b1, \u03c0\u03bf\u03b9\u03b1 \u03bc\u03bf\u03c1\u03c6\u03ae \u03c0\u03b1\u03af\u03c1\u03bd\u03bf\u03c5\u03bd \u03bf\u03b9 \u03bd\u03cc\u03bc\u03bf\u03b9 \u03c4\u03b7\u03c2 \u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03ae\u03c2 \u03c3\u03c4\u03bf \u03c0\u03bb\u03b1\u03af\u03c3\u03b9\u03bf \u03c4\u03bf\u03c5 \u03bc\u03b5\u03c4\u03b1\u03c3\u03c7\u03b7\u03bc\u03b1\u03c4\u03b9\u03c3\u03bc\u03bf\u03cd Lorentz. [\u0388\u03c7\u03bf\u03c5\u03bc\u03b5 \u03ae\u03b4\u03b7 \u03b5\u03be\u03b7\u03b3\u03ae\u03c3\u03b5\u03b9 \u03c0\u03ce\u03c2 \u03b1\u03bb\u03bb\u03ac\u03b6\u03bf\u03c5\u03bd \u03c4\u03bf \u03bc\u03ae\u03ba\u03bf\u03c2 \u03ba\u03b1\u03b9 \u03bf \u03c7\u03c1\u03cc\u03bd\u03bf\u03c2, \u03b1\u03bb\u03bb\u03ac \u03cc\u03c7\u03b9 \u03c4\u03bf \u03c0\u03ce\u03c2 \u03b8\u03b1 \u03c0\u03ac\u03c1\u03bf\u03c5\u03bc\u03b5 \u03c4\u03bf \u03c4\u03c1\u03bf\u03c0\u03bf\u03c0\u03bf\u03b9\u03b7\u03bc\u03ad\u03bd\u03bf \u03c4\u03cd\u03c0\u03bf \u03b3\u03b9\u03b1 \u03c4\u03b7 \u03bc\u03ac\u03b6\u03b1 m (\u0395\u03be. <a href=\"#id731623261\">1<\/a>). \u0398\u03b1 \u03c4\u03bf \u03ba\u03ac\u03bd\u03bf\u03c5\u03bc\u03b5 \u03b1\u03c5\u03c4\u03cc \u03c3\u03c4\u03bf \u03b5\u03c0\u03cc\u03bc\u03b5\u03bd\u03bf \u03ba\u03b5\u03c6\u03ac\u03bb\u03b1\u03b9\u03bf.] \u0393\u03b9\u03b1 \u03bd\u03b1 \u03b4\u03bf\u03cd\u03bc\u03b5 \u03c4\u03b9\u03c2 \u03c3\u03c5\u03bd\u03ad\u03c0\u03b5\u03b9\u03b5\u03c2 \u03c4\u03c9\u03bd \u03bc\u03b5\u03c4\u03b1\u03c3\u03c7\u03b7\u03bc\u03b1\u03c4\u03b9\u03c3\u03bc\u03bf\u03cd \u0391\u03ca\u03bd\u03c3\u03c4\u03ac\u03b9\u03bd \u03b3\u03b9\u03b1 \u03c4\u03b7 \u03bc\u03ac\u03b6\u03b1 m \u03c4\u03b7\u03c2 \u03bd\u03b5\u03c5\u03c4\u03ce\u03bd\u03b5\u03b9\u03b1\u03c2 \u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03ae\u03c2, \u03be\u03b5\u03ba\u03b9\u03bd\u03ac\u03bc\u03b5 \u03bc\u03b5 \u03c4\u03bf \u03bd\u03cc\u03bc\u03bf \u03c4\u03bf\u03c5 \u039d\u03b5\u03cd\u03c4\u03c9\u03bd\u03b1 \u03cc\u03c4\u03b9 \u03b7 \u03b4\u03cd\u03bd\u03b1\u03bc\u03b7 \u03b5\u03af\u03bd\u03b1\u03b9 \u03bf \u03c1\u03c5\u03b8\u03bc\u03cc\u03c2 \u03bc\u03b5\u03c4\u03b1\u03b2\u03bf\u03bb\u03ae\u03c2 \u03c4\u03b7\u03c2 \u03bf\u03c1\u03bc\u03ae\u03c2, \u03ae<\/p>\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 19px;\"><span class=\"ql-right-eqno\"> &nbsp; <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-48c415580bb825f06de2c43d9a21baa5_l3.png\" height=\"19\" width=\"127\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#091; &#92;&#116;&#101;&#120;&#116;&#98;&#102;&#123;&#70;&#125;&#61;&#100;&#40;&#109;&#32;&#92;&#99;&#100;&#111;&#116;&#32;&#92;&#116;&#101;&#120;&#116;&#98;&#102;&#123;&#118;&#125;&#41;&#47;&#100;&#116;&#46; &#92;&#093;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<p>\u0397 \u03bf\u03c1\u03bc\u03ae \u03b5\u03be\u03b1\u03ba\u03bf\u03bb\u03bf\u03c5\u03b8\u03b5\u03af \u03bd\u03b1 \u03b4\u03af\u03bd\u03b5\u03c4\u03b1\u03b9 \u03b1\u03c0\u03cc \u03c4\u03bf mv, \u03b1\u03bb\u03bb\u03ac \u03cc\u03c4\u03b1\u03bd \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03bf\u03cd\u03bc\u03b5 \u03c4\u03bf \u03bd\u03ad\u03bf m, \u03b1\u03c5\u03c4\u03cc \u03b3\u03af\u03bd\u03b5\u03c4\u03b1\u03b9<\/p>\n<p>&nbsp;<\/p>\n<p><a name=\"id3228303709\"><\/a><\/p>\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 41px;\"><span class=\"ql-right-eqno\"> (10) <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-9389c0c28c283771c948f4d5aad78fa5_l3.png\" height=\"41\" width=\"190\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#98;&#101;&#103;&#105;&#110;&#123;&#101;&#113;&#117;&#97;&#116;&#105;&#111;&#110;&#42;&#125;&#32; &#92;&#116;&#101;&#120;&#116;&#98;&#102;&#123;&#112;&#125;&#61;&#109;&#32;&#92;&#99;&#100;&#111;&#116;&#32;&#92;&#116;&#101;&#120;&#116;&#98;&#102;&#123;&#118;&#125;&#61;&#92;&#102;&#114;&#97;&#99;&#123;&#109;&#95;&#48;&#32;&#92;&#99;&#100;&#111;&#116;&#32;&#92;&#116;&#101;&#120;&#116;&#98;&#102;&#123;&#118;&#125;&#125;&#123;&#92;&#115;&#113;&#114;&#116;&#123;&#49;&#45;&#118;&#94;&#50;&#47;&#99;&#94;&#50;&#125;&#125; &#92;&#101;&#110;&#100;&#123;&#101;&#113;&#117;&#97;&#116;&#105;&#111;&#110;&#42;&#125;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<p>&nbsp;<\/p>\n<p>\u0391\u03c5\u03c4\u03ae \u03b5\u03af\u03bd\u03b1\u03b9 \u03b7 \u03c4\u03c1\u03bf\u03c0\u03bf\u03c0\u03bf\u03af\u03b7\u03c3\u03b7 \u03c4\u03c9\u03bd \u03bd\u03cc\u03bc\u03c9\u03bd \u03c4\u03bf\u03c5 \u039d\u03b5\u03cd\u03c4\u03c9\u03bd\u03b1 \u03b1\u03c0\u03cc \u03c4\u03bf\u03bd \u0391\u03ca\u03bd\u03c3\u03c4\u03ac\u03b9\u03bd. \u03a3\u03cd\u03bc\u03c6\u03c9\u03bd\u03b1 \u03bc\u03b5 \u03c4\u03b7\u03bd \u03c4\u03c1\u03bf\u03c0\u03bf\u03c0\u03bf\u03af\u03b7\u03c3\u03b7 \u03b1\u03c5\u03c4\u03ae, \u03b1\u03bd \u03b7 \u03b4\u03c1\u03ac\u03c3\u03b7 \u03ba\u03b1\u03b9 \u03b7 \u03b1\u03bd\u03c4\u03af\u03b4\u03c1\u03b1\u03c3\u03b7 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b1\u03ba\u03cc\u03bc\u03b7 \u03af\u03c3\u03b5\u03c2 (\u03ba\u03ac\u03c4\u03b9 \u03c4\u03bf \u03bf\u03c0\u03bf\u03af\u03bf \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 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src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-83de78d8dc9d388a807661c65d3d98ba_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#109;&#32;&#92;&#99;&#100;&#111;&#116;&#32;&#92;&#116;&#101;&#120;&#116;&#98;&#102;&#123;&#118;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"9\" width=\"39\" style=\"vertical-align: 0px;\"\/>\u00a0 \u03bc\u03b5 \u03c3\u03c4\u03b1\u03b8\u03b5\u03c1\u03ae \u03c4\u03b7 \u03bc\u03ac\u03b6\u03b1, \u03b1\u03bb\u03bb\u03ac \u03b7 \u03c0\u03bf\u03c3\u03cc\u03c4\u03b7\u03c4\u03b1 \u03c0\u03bf\u03c5 \u03c6\u03b1\u03af\u03bd\u03b5\u03c4\u03b1\u03b9 \u03c3\u03c4\u03b7 (<a href=\"#id3228303709\">10<\/a>), \u03b7 \u03bf\u03c0\u03bf\u03af\u03b1 \u03ad\u03c7\u03b5\u03b9 \u03c4\u03c1\u03bf\u03c0\u03bf\u03c0\u03bf\u03b9\u03b7\u03bc\u03ad\u03bd\u03b7 \u03bc\u03ac\u03b6\u03b1. \u038c\u03c4\u03b1\u03bd \u03b1\u03c5\u03c4\u03ae \u03b7 \u03b1\u03bb\u03bb\u03b1\u03b3\u03ae \u03b3\u03af\u03bd\u03b5\u03c4\u03b1\u03b9 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\u03b1\u03cd\u03be\u03b7\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03bc\u03ac\u03b6\u03b1\u03c2, \u03c3\u03c4\u03b7\u03bd \u03c0\u03b5\u03c1\u03af\u03c0\u03c4\u03c9\u03c3\u03b7 \u03c0\u03bf\u03c5 \u03b7 \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03bc\u03b9\u03ba\u03c1\u03ae, \u03c0\u03c1\u03bf\u03ba\u03cd\u03c0\u03c4\u03b5\u03b9 \u03b1\u03bd \u03b5\u03ba\u03c6\u03c1\u03ac\u03c3\u03bf\u03c5\u03bc\u03b5 \u03c4\u03b7 \u03c3\u03c7\u03ad\u03c3\u03b7 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-feafb843e5ebdecbb0c7155605e0a097_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#109;&#95;&#48;&#47;&#92;&#115;&#113;&#114;&#116;&#123;&#49;&#45;&#118;&#94;&#50;&#47;&#99;&#94;&#50;&#125;&#61;&#109;&#95;&#48;&#40;&#49;&#45;&#118;&#94;&#50;&#47;&#99;&#94;&#50;&#41;&#94;&#123;&#45;&#49;&#47;&#50;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"23\" width=\"286\" style=\"vertical-align: -6px;\"\/>\u00a0 \u03c3\u03b5 \u03b4\u03c5\u03bd\u03b1\u03bc\u03bf\u03c3\u03b5\u03b9\u03c1\u03ac, \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03ce\u03bd\u03c4\u03b1\u03c2 \u03c4\u03bf \u03b4\u03b9\u03c9\u03bd\u03c5\u03bc\u03b9\u03ba\u03cc \u03b8\u03b5\u03ce\u03c1\u03b7\u03bc\u03b1. \u03a0\u03b1\u03af\u03c1\u03bd\u03bf\u03c5\u03bc\u03b5:<\/p>\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 36px;\"><span class=\"ql-right-eqno\"> &nbsp; <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-8451b1c20e1c0da8c7a73461830975cc_l3.png\" height=\"36\" width=\"403\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#091; &#109;&#95;&#48;&#40;&#49;&#45;&#118;&#94;&#50;&#47;&#99;&#94;&#50;&#41;&#94;&#123;&#45;&#49;&#47;&#50;&#125;&#61;&#109;&#95;&#48;&#40;&#49;&#43;&#92;&#102;&#114;&#97;&#99;&#123;&#49;&#125;&#123;&#50;&#125;&#118;&#94;&#50;&#47;&#99;&#94;&#50;&#43;&#92;&#102;&#114;&#97;&#99;&#123;&#51;&#125;&#123;&#56;&#125;&#118;&#94;&#52;&#47;&#99;&#94;&#52;&#43;&#46;&#46;&#46;&#41;&#46; &#92;&#093;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<p>\u0392\u03bb\u03ad\u03c0\u03bf\u03c5\u03bc\u03b5 \u03be\u03b5\u03ba\u03ac\u03b8\u03b1\u03c1\u03b1 \u03b1\u03c0\u03cc \u03c4\u03bf\u03bd \u03c4\u03cd\u03c0\u03bf \u03cc\u03c4\u03b9 \u03b7 \u03c3\u03b5\u03b9\u03c1\u03ac \u03c3\u03c5\u03b3\u03ba\u03bb\u03af\u03bd\u03b5\u03b9 \u03b3\u03c1\u03ae\u03b3\u03bf\u03c1\u03b1 \u03cc\u03c4\u03b1\u03bd \u03c4\u03bf \u03c5 \u03b5\u03af\u03bd\u03b1\u03b9 \u03bc\u03b9\u03ba\u03c1\u03cc, \u03ba\u03b1\u03b9 \u03bf\u03b9 \u03cc\u03c1\u03bf\u03b9, \u03bc\u03b5\u03c4\u03ac \u03c4\u03bf\u03c5\u03c2 \u03c0\u03c1\u03ce\u03c4\u03bf\u03c5\u03c2 \u03b4\u03cd\u03bf \u03ae \u03c4\u03c1\u03b5\u03b9\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b1\u03bc\u03b5\u03bb\u03b7\u03c4\u03ad\u03bf\u03b9. \u0388\u03c4\u03c3\u03b9, \u03ba\u03c1\u03b1\u03c4\u03ce\u03bd\u03c4\u03b1\u03c2 \u03bc\u03cc\u03bd\u03bf \u03c4\u03bf\u03c5\u03c2 \u03b4\u03cd\u03bf \u03c0\u03c1\u03ce\u03c4\u03bf\u03c5\u03c2, \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bc\u03b5 \u03bd\u03b1 \u03b3\u03c1\u03ac\u03c8\u03bf\u03c5\u03bc\u03b5:<\/p>\n<p>&nbsp;<\/p>\n<p><a name=\"id84581890\"><\/a><\/p>\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 43px;\"><span class=\"ql-right-eqno\"> (11) <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-df41df9553eae4633b7005461aea7cf9_l3.png\" height=\"43\" width=\"182\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#98;&#101;&#103;&#105;&#110;&#123;&#101;&#113;&#117;&#97;&#116;&#105;&#111;&#110;&#42;&#125;&#32; &#109;&#32;&#92;&#99;&#111;&#110;&#103;&#32;&#109;&#95;&#48;&#43;&#92;&#102;&#114;&#97;&#99;&#123;&#49;&#125;&#123;&#50;&#125;&#109;&#95;&#48;&#118;&#94;&#50;&#32;&#92;&#108;&#101;&#102;&#116;&#32;&#40;&#32;&#92;&#102;&#114;&#97;&#99;&#123;&#49;&#125;&#123;&#99;&#94;&#50;&#125;&#32;&#92;&#114;&#105;&#103;&#104;&#116;&#32;&#41; &#92;&#101;&#110;&#100;&#123;&#101;&#113;&#117;&#97;&#116;&#105;&#111;&#110;&#42;&#125;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<p>&nbsp;<\/p>\n<p>\u03c3\u03c4\u03bf \u03bf\u03c0\u03bf\u03af\u03bf \u03bf \u03b4\u03b5\u03cd\u03c4\u03b5\u03c1\u03bf\u03c2 \u03cc\u03c1\u03bf\u03c2 \u03c3\u03c4\u03b1 \u03b4\u03b5\u03be\u03b9\u03ac \u03b5\u03ba\u03c6\u03c1\u03ac\u03b6\u03b5\u03b9 \u03c4\u03b7\u03bd \u03b1\u03cd\u03be\u03b7\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03bc\u03ac\u03b6\u03b1\u03c2 \u03bb\u03cc\u03b3\u03c9 \u03c4\u03b7\u03c2 \u03bc\u03bf\u03c1\u03b9\u03b1\u03ba\u03ae\u03c2 \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1\u03c2. \u038c\u03c4\u03b1\u03bd \u03b7 \u03b8\u03b5\u03c1\u03bc\u03bf\u03ba\u03c1\u03b1\u03c3\u03af\u03b1 \u03b1\u03c5\u03be\u03ac\u03bd\u03b5\u03b9 \u03c4\u03bf\u00a0 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-bf31de35627ca5bd8b1c509d12aa2884_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#118;&#94;&#50;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"16\" style=\"vertical-align: 0px;\"\/>\u00a0 \u03b1\u03c5\u03be\u03ac\u03bd\u03b5\u03c4\u03b1\u03b9 \u03b1\u03bd\u03ac\u03bb\u03bf\u03b3\u03b1, \u03bf\u03c0\u03cc\u03c4\u03b5 \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bc\u03b5 \u03bd\u03b1 \u03c0\u03bf\u03cd\u03bc\u03b5 \u03cc\u03c4\u03b9 \u03b7 \u03b1\u03cd\u03be\u03b7\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03bc\u03ac\u03b6\u03b1\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b1\u03bd\u03ac\u03bb\u03bf\u03b3\u03b7 \u03bc\u03b5 \u03c4\u03b7\u03bd \u03b1\u03cd\u03be\u03b7\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03b8\u03b5\u03c1\u03bc\u03bf\u03ba\u03c1\u03b1\u03c3\u03af\u03b1\u03c2. \u0391\u03bb\u03bb\u03ac \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03bf\u03c5 \u03cc\u03c4\u03b9 \u03bf \u03cc\u03c1\u03bf\u03c2\u00a0 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-17b7fe8650376fda820f5579c24899bb_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#49;&#47;&#50;&#109;&#95;&#48;&#118;&#94;&#50;\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"65\" style=\"vertical-align: -5px;\"\/>\u00a0 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b7 \u03ba\u03b9\u03bd\u03b7\u03c4\u03b9\u03ba\u03ae \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1 \u03c0\u03b1\u03bb\u03b9\u03bf\u03cd \u03c4\u03cd\u03c0\u03bf\u03c5 \u03c3\u03c4\u03b7 \u039d\u03b5\u03c5\u03c4\u03ce\u03bd\u03b5\u03b9\u03b1 \u03bb\u03bf\u03b3\u03b9\u03ba\u03ae, \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bc\u03b5 \u03b5\u03c0\u03af\u03c3\u03b7\u03c2 \u03bd\u03b1 \u03c0\u03bf\u03cd\u03bc\u03b5 \u03cc\u03c4\u03b9 \u03b7 \u03b1\u03cd\u03be\u03b7\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03c3\u03c5\u03bd\u03bf\u03bb\u03b9\u03ba\u03ae\u03c2 \u03bc\u03ac\u03b6\u03b1\u03c2 \u03c4\u03bf\u03c5 \u03b1\u03b5\u03c1\u03af\u03bf\u03c5 \u03b5\u03af\u03bd\u03b1\u03b9 \u03af\u03c3\u03b7 \u03bc\u03b5 \u03c4\u03b7\u03bd \u03b1\u03cd\u03be\u03b7\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03ba\u03b9\u03bd\u03b7\u03c4\u03b9\u03ba\u03ae\u03c2 \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1\u03c2 \u03b4\u03b9\u03b1\u03b9\u03c1\u03b5\u03bc\u03ad\u03bd\u03b7\u03c2 \u03bc\u03b5 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-63d0dfb8c2ad5d572977925ebdf8c967_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#99;&#94;&#50;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"15\" style=\"vertical-align: 0px;\"\/>\u00a0 \u03ae\u00a0 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-066c939737ab4955727f7920cf6887c2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#68;&#101;&#108;&#116;&#97;&#32;&#109;&#61;&#92;&#68;&#101;&#108;&#116;&#97;&#32;&#40;&#75;&#46;&#69;&#46;&#41;&#47;&#99;&#94;&#50;&#46;\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"150\" style=\"vertical-align: -5px;\"\/><\/p>\n<p><span style=\"color: #0000ff;\"><strong><span style=\"font-size: 12pt;\">\u0399\u03c3\u03bf\u03b4\u03c5\u03bd\u03b1\u03bc\u03af\u03b1 \u039c\u03ac\u03b6\u03b1\u03c2 \u03ba\u03b1\u03b9 \u0395\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1\u03c2<\/span><\/strong><\/span><br \/>\n\u0397 \u03c0\u03b1\u03c1\u03b1\u03c0\u03ac\u03bd\u03c9 \u03c0\u03b1\u03c1\u03b1\u03c4\u03ae\u03c1\u03b7\u03c3\u03b7 \u03bf\u03b4\u03ae\u03b3\u03b7\u03c3\u03b5 \u03c4\u03bf\u03bd \u0391\u03ca\u03bd\u03c3\u03c4\u03ac\u03b9\u03bd \u03c3\u03c4\u03b7\u03bd \u03c5\u03c0\u03cc\u03b8\u03b5\u03c3\u03b7 \u03cc\u03c4\u03b9 \u03b7 \u03bc\u03ac\u03b6\u03b1 \u03b5\u03bd\u03cc\u03c2 \u03c3\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03b5\u03ba\u03c6\u03c1\u03b1\u03c3\u03c4\u03b5\u03af \u03c0\u03b9\u03bf \u03b1\u03c0\u03bb\u03ac \u03b1\u03c0\u03cc \u03cc, \u03c4\u03b9 \u03c3\u03c4\u03bf\u03bd \u03c4\u03cd\u03c0\u03bf (<a href=\"#id731623261\">1<\/a>), \u03b1\u03bd \u03c0\u03bf\u03cd\u03bc\u03b5 \u03cc\u03c4\u03b9 \u03b7 \u03bc\u03ac\u03b6\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03af\u03c3\u03b7 \u03bc\u03b5 \u03c4\u03bf \u03c3\u03c5\u03bd\u03bf\u03bb\u03b9\u03ba\u03cc \u03b5\u03bd\u03b5\u03c1\u03b3\u03b5\u03b9\u03b1\u03ba\u03cc \u03c0\u03b5\u03c1\u03b9\u03b5\u03c7\u03cc\u03bc\u03b5\u03bd\u03bf \u03b4\u03b9\u03b1\u03b9\u03c1o\u03cd\u03bc\u03b5\u03bd\u03bf \u03bc\u03b5 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-75b9bae59ceae639c96b8014263e49c9_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#32;&#99;&#94;&#50;&#32;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"15\" style=\"vertical-align: 0px;\"\/>. \u0395\u03ac\u03bd \u0395\u03be. (<a href=\"#id84581890\">11<\/a>) \u03c0\u03bf\u03bb\u03bb\u03b1\u03c0\u03bb\u03b1\u03c3\u03c4\u03b5\u03af \u03bc\u03b5 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-95812675c8f0d7c8e25f3470b20748d9_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#32;&#99;&#94;&#50;&#32;&#32;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"15\" style=\"vertical-align: 0px;\"\/> \u03c4\u03bf \u03b1\u03c0\u03bf\u03c4\u03ad\u03bb\u03b5\u03c3\u03bc\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9<\/p>\n<p>&nbsp;<\/p>\n<p><a name=\"id4168153701\"><\/a><\/p>\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 36px;\"><span class=\"ql-right-eqno\"> (12) <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-ce55d785f8a07935923d8c921964bab2_l3.png\" height=\"36\" width=\"203\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#98;&#101;&#103;&#105;&#110;&#123;&#101;&#113;&#117;&#97;&#116;&#105;&#111;&#110;&#42;&#125;&#32; &#109;&#99;&#94;&#50;&#32;&#61;&#32;&#109;&#32;&#95;&#48;&#99;&#94;&#50;&#32;&#43;&#32;&#92;&#102;&#114;&#97;&#99;&#123;&#49;&#125;&#123;&#50;&#125;&#109;&#95;&#48;&#118;&#94;&#50;&#32;&#43;&#46;&#46;&#46; &#92;&#101;&#110;&#100;&#123;&#101;&#113;&#117;&#97;&#116;&#105;&#111;&#110;&#42;&#125;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<p>\u0395\u03b4\u03ce, \u03bf \u03cc\u03c1\u03bf\u03c2 \u03c3\u03c4\u03b1 \u03b1\u03c1\u03b9\u03c3\u03c4\u03b5\u03c1\u03ac \u03b5\u03ba\u03c6\u03c1\u03ac\u03b6\u03b5\u03b9 \u03c4\u03b7\u03bd \u03c3\u03c5\u03bd\u03bf\u03bb\u03b9\u03ba\u03ae \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1 \u03c4\u03bf\u03c5 \u03c3\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2 \u03ba\u03b1\u03b9 \u03b1\u03bd\u03b1\u03b3\u03bd\u03c9\u03c1\u03af\u03b6\u03bf\u03c5\u03bc\u03b5 \u03c4\u03bf\u03bd \u03c4\u03b5\u03bb\u03b5\u03c5\u03c4\u03b1\u03af\u03bf \u03c9\u03c2 \u03c4\u03b7 \u03c3\u03c5\u03bd\u03ae\u03b8\u03b7 \u03ba\u03b9\u03bd\u03b7\u03c4\u03b9\u03ba\u03ae \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1. \u039f Einstein \u03b5\u03c1\u03bc\u03ae\u03bd\u03b5\u03c5\u03c3\u03b5 \u03c4\u03bf \u03bc\u03b5\u03b3\u03ac\u03bb\u03bf \u03c3\u03c4\u03b1\u03b8\u03b5\u03c1\u03cc \u03cc\u03c1\u03bf, <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-29dee7e628b8529a9676590bde117202_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#109;&#95;&#32;&#48;&#99;&#94;&#50;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"38\" style=\"vertical-align: -3px;\"\/>, \u03c9\u03c2 \u03bc\u03ad\u03c1\u03bf\u03c2 \u03c4\u03b7\u03c2 \u03c3\u03c5\u03bd\u03bf\u03bb\u03b9\u03ba\u03ae\u03c2 \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1\u03c2 \u03c4\u03bf\u03c5 \u03c3\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2, \u03bc\u03af\u03b1 \u03b5\u03b3\u03b3\u03b5\u03bd\u03ae \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1, \u03b3\u03bd\u03c9\u03c3\u03c4\u03ae \u03c9\u03c2 &#8220;\u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1 \u03b7\u03c1\u03b5\u03bc\u03af\u03b1\u03c2&#8221;.<br \/>\n\u0391\u03c2 \u03c0\u03b1\u03c1\u03b1\u03ba\u03bf\u03bb\u03bf\u03c5\u03b8\u03ae\u03c3\u03bf\u03c5\u03bc\u03b5 \u03c4\u03b9\u03c2 \u03c3\u03c5\u03bd\u03ad\u03c0\u03b5\u03b9\u03ad\u03c2 \u03c4\u03b7\u03c2 \u03b1\u03c0\u03bf\u03b4\u03b5\u03c7\u03cc\u03bc\u03b5\u03bd\u03bf\u03b9, \u03bc\u03b5 \u03c4\u03bf\u03bd \u0391\u03ca\u03bd\u03c3\u03c4\u03ac\u03b9\u03bd, \u03cc\u03c4\u03b9 <em>\u03b7 \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1 \u03b5\u03bd\u03cc\u03c2 \u03c3\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2 \u03b9\u03c3\u03bf\u03cd\u03c4\u03b1\u03b9 \u03c0\u03ac\u03bd\u03c4\u03b1 v<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-b24c7d20660b2ced1c72eadaf8357286_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#109;&#99;&#94;&#50;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"31\" style=\"vertical-align: 0px;\"\/><\/em>. \u03a9\u03c2 \u03ad\u03bd\u03b1 \u03b5\u03bd\u03b4\u03b9\u03b1\u03c6\u03ad\u03c1\u03bf\u03bd \u03b1\u03c0\u03bf\u03c4\u03ad\u03bb\u03b5\u03c3\u03bc\u03b1, \u03b8\u03b1 \u03b2\u03c1\u03bf\u03cd\u03bc\u03b5 \u03c4\u03bf\u03bd \u03c4\u03cd\u03c0\u03bf (<a href=\"#id731623261\">1<\/a>), \u03b3\u03b9\u03b1 \u03c4\u03b7 \u03bc\u03b5\u03c4\u03b1\u03b2\u03bf\u03bb\u03ae \u03c4\u03b7\u03c2 \u03bc\u03ac\u03b6\u03b1\u03c2 \u03bc\u03b5 \u03c4\u03b7\u03bd \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1, \u03c4\u03b7\u03bd \u03bf\u03c0\u03bf\u03af\u03b1 \u03bc\u03ad\u03c7\u03c1\u03b9 \u03c4\u03ce\u03c1\u03b1 \u03b1\u03c0\u03bb\u03ce\u03c2 \u03ad\u03c7\u03bf\u03c5\u03bc\u03b5 \u03c5\u03c0\u03bf\u03b8\u03ad\u03c3\u03b5\u03b9 \u03cc\u03c4\u03b9 \u03b9\u03c3\u03c7\u03cd\u03b5\u03b9. \u039e\u03b5\u03ba\u03b9\u03bd\u03ac\u03bc\u03b5 \u03bc\u03b5 \u03c4\u03bf \u03c3\u03ce\u03bc\u03b1 \u03c3\u03b5 \u03ba\u03b1\u03c4\u03ac\u03c3\u03c4\u03b1\u03c3\u03b7 \u03b7\u03c1\u03b5\u03bc\u03af\u03b1\u03c2, \u03cc\u03c4\u03b1\u03bd \u03b7 \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1 \u03c4\u03bf\u03c5 \u03b5\u03af\u03bd\u03b1\u03b9v<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-29dee7e628b8529a9676590bde117202_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#109;&#95;&#32;&#48;&#99;&#94;&#50;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"38\" style=\"vertical-align: -3px;\"\/>.\u00a0 \u03a3\u03c4\u03b7 \u03c3\u03c5\u03bd\u03ad\u03c7\u03b5\u03b9\u03b1 \u03b5\u03c6\u03b1\u03c1\u03bc\u03cc\u03b6\u03bf\u03c5\u03bc\u03b5 \u03bc\u03b9\u03b1 \u03b4\u03cd\u03bd\u03b1\u03bc\u03b7 \u03c3\u03c4\u03bf \u03c3\u03ce\u03bc\u03b1, \u03b7 \u03bf\u03c0\u03bf\u03af\u03b1 \u03c4\u03bf \u03b8\u03ad\u03c4\u03b5\u03b9 \u03c3\u03b5 \u03ba\u03af\u03bd\u03b7\u03c3\u03b7 \u03ba\u03b1\u03b9 \u03c4\u03bf\u03c5 \u03b4\u03af\u03bd\u03b5\u03b9 \u03ba\u03b9\u03bd\u03b7\u03c4\u03b9\u03ba\u03ae \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1. \u03a9\u03c2 \u03b5\u03ba \u03c4\u03bf\u03cd\u03c4\u03bf\u03c5, \u03ba\u03b1\u03b8\u03ce\u03c2 \u03b7 \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1 \u03b1\u03c5\u03be\u03ac\u03bd\u03b5\u03c4\u03b1\u03b9, \u03b7 \u03bc\u03ac\u03b6\u03b1 \u03b5\u03c0\u03af\u03c3\u03b7\u03c2 \u03b1\u03c5\u03be\u03ac\u03bd\u03b5\u03c4\u03b1\u03b9 &#8211; \u03b1\u03c5\u03c4\u03cc \u03c3\u03c5\u03bc\u03b2\u03b1\u03b4\u03af\u03b6\u03b5\u03b9 \u03bc\u03b5 \u03c4\u03b7\u03bd \u03b1\u03c1\u03c7\u03b9\u03ba\u03ae \u03c5\u03c0\u03cc\u03b8\u03b5\u03c3\u03b7. \u0395\u03c6 &#8216;\u03cc\u03c3\u03bf\u03bd \u03b7 \u03b4\u03cd\u03bd\u03b1\u03bc\u03b7 \u03c3\u03c5\u03bd\u03b5\u03c7\u03af\u03b6\u03b5\u03b9 \u03bd\u03b1 \u03b1\u03c3\u03ba\u03b5\u03af\u03c4\u03b1\u03b9, \u03b7 \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1 \u03ba\u03b1\u03b9 \u03b7 \u03bc\u03ac\u03b6\u03b1 \u03c3\u03c5\u03bd\u03b5\u03c7\u03af\u03b6\u03bf\u03c5\u03bd \u03bd\u03b1 \u03b1\u03c5\u03be\u03ac\u03bd\u03bf\u03bd\u03c4\u03b1\u03b9. \u0393\u03bd\u03c9\u03c1\u03af\u03b6\u03bf\u03c5\u03bc\u03b5 \u03cc\u03bc\u03c9\u03c2 \u03cc\u03c4\u03b9 \u03bf \u03c1\u03c5\u03b8\u03bc\u03cc\u03c2 \u03bc\u03b5\u03c4\u03b1\u03b2\u03bf\u03bb\u03ae\u03c2 \u03c4\u03b7\u03c2 \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1\u03c2 \u03bc\u03b5 \u03c4\u03bf \u03c7\u03c1\u03cc\u03bd\u03bf \u03b9\u03c3\u03bf\u03cd\u03c4\u03b1\u03b9 \u03bc\u03b5 \u03c4\u03b7 \u03b4\u03cd\u03bd\u03b1\u03bc\u03b7 \u03b5\u03c0\u03af \u03c4\u03b7\u03bd \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1:<\/p>\n<p>&nbsp;<\/p>\n<p><a name=\"id1763807517\"><\/a><\/p>\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 37px;\"><span class=\"ql-right-eqno\"> (13) <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-ea98eaca8b086df83646903a11ed4bd1_l3.png\" height=\"37\" width=\"86\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#98;&#101;&#103;&#105;&#110;&#123;&#101;&#113;&#117;&#97;&#116;&#105;&#111;&#110;&#42;&#125;&#32; &#92;&#102;&#114;&#97;&#99;&#123;&#100;&#69;&#125;&#123;&#100;&#116;&#125;&#61;&#92;&#116;&#101;&#120;&#116;&#98;&#102;&#123;&#70;&#125;&#32;&#92;&#99;&#100;&#111;&#116;&#32;&#92;&#116;&#101;&#120;&#116;&#98;&#102;&#123;&#118;&#125; &#92;&#101;&#110;&#100;&#123;&#101;&#113;&#117;&#97;&#116;&#105;&#111;&#110;&#42;&#125;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<p>\u0393\u03bd\u03c9\u03c1\u03af\u03b6\u03bf\u03c5\u03bc\u03b5 \u03b5\u03c0\u03af\u03c3\u03b7\u03c2 \u03cc\u03c4\u03b9 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-4f80a41de1df67841cb396615cdda7e7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#32;&#70;&#61;&#100;&#40;&#109;&#118;&#41;&#47;&#100;&#116;&#32;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"109\" style=\"vertical-align: -5px;\"\/>. \u038c\u03c4\u03b1\u03bd \u03bf\u03b9 \u03c3\u03c7\u03ad\u03c3\u03b5\u03b9\u03c2 \u03b1\u03c5\u03c4\u03ad\u03c2 \u03bc\u03b1\u03b6\u03af \u03bc\u03b5 \u03c4\u03bf\u03bd \u03bf\u03c1\u03b9\u03c3\u03bc\u03cc \u03c4\u03bf\u03c5 \u0395 \u03bc\u03c0\u03bf\u03c5\u03bd \u03c3\u03c4\u03b7\u03bd \u0395\u03be. (<a href=\"#id1763807517\">13<\/a>) \u03c0\u03b1\u03af\u03c1\u03bd\u03bf\u03c5\u03bc\u03b5:<\/p>\n<p>&nbsp;<\/p>\n<p><a name=\"id3396490189\"><\/a><\/p>\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 39px;\"><span class=\"ql-right-eqno\"> (14) <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-ccec332f7bbb4a9566a25842040e3cff_l3.png\" height=\"39\" width=\"161\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#98;&#101;&#103;&#105;&#110;&#123;&#101;&#113;&#117;&#97;&#116;&#105;&#111;&#110;&#42;&#125;&#32; &#92;&#102;&#114;&#97;&#99;&#123;&#100;&#40;&#109;&#99;&#94;&#50;&#41;&#125;&#123;&#100;&#116;&#125;&#61;&#92;&#116;&#101;&#120;&#116;&#98;&#102;&#123;&#118;&#125;&#32;&#92;&#99;&#100;&#111;&#116;&#32;&#92;&#102;&#114;&#97;&#99;&#123;&#100;&#40;&#109;&#32;&#92;&#116;&#101;&#120;&#116;&#98;&#102;&#123;&#118;&#125;&#41;&#125;&#123;&#100;&#116;&#125;&#46; &#92;&#101;&#110;&#100;&#123;&#101;&#113;&#117;&#97;&#116;&#105;&#111;&#110;&#42;&#125;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<p>&nbsp;<\/p>\n<p>\u0398\u03ad\u03bb\u03bf\u03c5\u03bc\u03b5 \u03bd\u03b1 \u03b5\u03c0\u03b9\u03bb\u03cd\u03c3\u03bf\u03c5\u03bc\u03b5 \u03b1\u03c5\u03c4\u03ae \u03c4\u03b7\u03bd \u03b5\u03be\u03af\u03c3\u03c9\u03c3\u03b7 \u03c9\u03c2 \u03c0\u03c1\u03bf\u03c2 \u03c4\u03b7 \u03bc\u03ac\u03b6\u03b1 m. \u0393\u03b9\u03b1 \u03bd\u03b1 \u03c4\u03bf \u03c0\u03b5\u03c4\u03cd\u03c7\u03bf\u03c5\u03bc\u03b5 \u03b1\u03c5\u03c4\u03cc, \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03bf\u03cd\u03bc\u03b5 \u03c4\u03bf \u03bc\u03b1\u03b8\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03cc \u03ba\u03cc\u03bb\u03c0\u03bf \u03bd\u03b1 \u03c0\u03bf\u03bb\u03bb\u03b1\u03c0\u03bb\u03b1\u03c3\u03b9\u03ac\u03c3\u03bf\u03c5\u03bc\u03b5 \u03ba\u03b1\u03b9 \u03c4\u03b1 \u03b4\u03cd\u03bf \u03bc\u03ad\u03bb\u03b7 \u03bc\u03b5 \u03c4\u03bf 2m, \u03bf\u03c0\u03cc\u03c4\u03b5 \u03b1\u03bb\u03bb\u03ac\u03b6\u03b5\u03b9 \u03b7 \u03bc\u03bf\u03c1\u03c6\u03ae \u03c4\u03b7\u03c2 \u03b5\u03be\u03af\u03c3\u03c9\u03c3\u03b7\u03c2 \u03ba\u03b1\u03b9 \u03c0\u03b1\u03af\u03c1\u03bd\u03bf\u03c5\u03bc\u03b5:<\/p>\n<p>&nbsp;<\/p>\n<p><a name=\"id229128116\"><\/a><\/p>\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 38px;\"><span class=\"ql-right-eqno\"> (15) <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-9d6d6894723990183eeea3c80393a23d_l3.png\" height=\"38\" width=\"199\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#98;&#101;&#103;&#105;&#110;&#123;&#101;&#113;&#117;&#97;&#116;&#105;&#111;&#110;&#42;&#125;&#32; &#99;&#94;&#50;&#40;&#50;&#109;&#41;&#92;&#102;&#114;&#97;&#99;&#123;&#100;&#109;&#125;&#123;&#100;&#116;&#125;&#61;&#50;&#109;&#32;&#92;&#116;&#101;&#120;&#116;&#98;&#102;&#123;&#118;&#125;&#32;&#92;&#102;&#114;&#97;&#99;&#123;&#100;&#40;&#109;&#32;&#92;&#116;&#101;&#120;&#116;&#98;&#102;&#123;&#118;&#125;&#41;&#125;&#123;&#100;&#116;&#125;&#46; &#92;&#101;&#110;&#100;&#123;&#101;&#113;&#117;&#97;&#116;&#105;&#111;&#110;&#42;&#125;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<p>\u03a0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03b1\u03c0\u03b1\u03bb\u03bb\u03b1\u03b3\u03bf\u03cd\u03bc\u03b5 \u03b1\u03c0\u03cc \u03c4\u03b9\u03c2 \u03c0\u03b1\u03c1\u03b1\u03b3\u03ce\u03b3\u03bf\u03c5\u03c2, \u03ba\u03ac\u03c4\u03b9 \u03c4\u03bf \u03bf\u03c0\u03bf\u03af\u03bf \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bc\u03b5 \u03bd\u03b1 \u03c4\u03bf \u03c0\u03b5\u03c4\u03cd\u03c7\u03bf\u03c5\u03bc\u03b5 \u03bf\u03bb\u03bf\u03ba\u03bb\u03b7\u03c1\u03ce\u03bd\u03bf\u03bd\u03c4\u03b1\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03b1 \u03b4\u03cd\u03bf \u03bc\u03ad\u03bb\u03b7. \u0397 \u03c0\u03bf\u03c3\u03cc\u03c4\u03b7\u03c4\u03b1 (2m) dm\/ dt \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03b1\u03bd\u03b1\u03b3\u03bd\u03c9\u03c1\u03b9\u03c3\u03c4\u03b5\u03af \u03c9\u03c2 \u03b7 \u03c7\u03c1\u03bf\u03bd\u03b9\u03ba\u03ae \u03c0\u03b1\u03c1\u03ac\u03b3\u03c9\u03b3\u03bf\u03c2 \u03c4\u03bf\u03c5 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-a817df4278fc5a9749060c24ec0dd870_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#32;&#109;&#94;&#50;&#32;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"23\" style=\"vertical-align: 0px;\"\/>, \u03ba\u03b1\u03b9 \u03c4\u03b7\u03c2 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-52443ff16db095415f42311d9ba90048_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#50;&#109;&#32;&#92;&#116;&#101;&#120;&#116;&#98;&#102;&#123;&#118;&#125;&#41;&#32;&#92;&#99;&#100;&#111;&#116;&#32;&#100;&#40;&#109;&#32;&#92;&#116;&#101;&#120;&#116;&#98;&#102;&#123;&#118;&#125;&#41;&#47;&#100;&#116;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"134\" style=\"vertical-align: -5px;\"\/> \u03c9\u03c2 \u03b7 \u03c7\u03c1\u03bf\u03bd\u03b9\u03ba\u03ae \u03c0\u03b1\u03c1\u03ac\u03b3\u03c9\u03b3\u03bf\u03c2 \u03c4\u03b7\u03c2 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-3868a64ee7e47246a2e3642def10ee57_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#40;&#109;&#118;&#41;&#94;&#50;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"45\" style=\"vertical-align: -4px;\"\/>. \u0388\u03c4\u03c3\u03b9, \u03b7 \u0395\u03be. (<a href=\"#id229128116\">15<\/a>) \u03b5\u03af\u03bd\u03b1\u03b9 \u03cc\u03c0\u03c9\u03c2 \u03b7<\/p>\n<p>&nbsp;<\/p>\n<p><a name=\"id1882838527\"><\/a><\/p>\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 39px;\"><span class=\"ql-right-eqno\"> (16) <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-6aef670ec3bf1b51d9780097441bf452_l3.png\" height=\"39\" width=\"147\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#98;&#101;&#103;&#105;&#110;&#123;&#101;&#113;&#117;&#97;&#116;&#105;&#111;&#110;&#42;&#125;&#32; &#99;&#94;&#50;&#92;&#102;&#114;&#97;&#99;&#123;&#100;&#109;&#94;&#50;&#125;&#123;&#100;&#116;&#125;&#61;&#32;&#92;&#102;&#114;&#97;&#99;&#123;&#100;&#40;&#109;&#94;&#50;&#118;&#94;&#50;&#41;&#125;&#123;&#100;&#116;&#125;&#46; &#92;&#101;&#110;&#100;&#123;&#101;&#113;&#117;&#97;&#116;&#105;&#111;&#110;&#42;&#125;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<p>&nbsp;<\/p>\n<p>\u0391\u03c0\u03b1\u03bb\u03bf\u03af\u03c6\u03bf\u03bd\u03c4\u03b1\u03c2 \u03c4\u03b1 dt \u03ba\u03b1\u03b9 \u03bf\u03bb\u03bf\u03ba\u03bb\u03b7\u03c1\u03ce\u03bd\u03bf\u03bd\u03c4\u03b1\u03c2 \u03b5\u03cd\u03ba\u03bf\u03bb\u03b1 \u03c0\u03b1\u03af\u03c1\u03bd\u03bf\u03c5\u03bc\u03b5:<\/p>\n<p>&nbsp;<\/p>\n<p><a name=\"id3638541078\"><\/a><\/p>\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 19px;\"><span class=\"ql-right-eqno\"> (17) <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-7955700496739d3b90da55d098e72f61_l3.png\" height=\"19\" width=\"141\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#98;&#101;&#103;&#105;&#110;&#123;&#101;&#113;&#117;&#97;&#116;&#105;&#111;&#110;&#42;&#125;&#32; &#109;&#94;&#50;&#99;&#94;&#50;&#61;&#32;&#109;&#94;&#50;&#118;&#94;&#50;&#43;&#67;&#46; &#92;&#101;&#110;&#100;&#123;&#101;&#113;&#117;&#97;&#116;&#105;&#111;&#110;&#42;&#125;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<p>&nbsp;<\/p>\n<p>\u03a0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03bf\u03c1\u03af\u03c3\u03bf\u03c5\u03bc\u03b5 \u03c4\u03b7 \u03c3\u03c4\u03b1\u03b8\u03b5\u03c1\u03ac C \u03bc\u03b5 \u03bc\u03b5\u03b3\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03b7 \u03c3\u03b1\u03c6\u03ae\u03bd\u03b5\u03b9\u03b1. \u0394\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03bf\u03c5 \u03cc\u03c4\u03b9 \u03b7 \u03b5\u03be\u03af\u03c3\u03c9\u03c3\u03b7 (<a href=\"#id3638541078\">17<\/a>) \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03b1\u03bb\u03b7\u03b8\u03b5\u03cd\u03b5\u03b9 \u03b3\u03b9\u03b1 \u03ba\u03ac\u03b8\u03b5 \u03c4\u03b9\u03bc\u03ae \u03c4\u03b7\u03c2 \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1\u03c2, \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bc\u03b5 \u03bd\u03b1 \u03b5\u03c0\u03b9\u03bb\u03bb\u03ad\u03be\u03bf\u03c5\u03bc\u03b5 \u03c4\u03b7\u03bd \u03b5\u03b9\u03b4\u03b9\u03ba\u03ae \u03c0\u03b5\u03c1\u03af\u03c0\u03c4\u03c9\u03c3\u03b7 \u03cc\u03c0\u03bf\u03c5 \u03c5=0 \u03ba\u03b1\u03b9 \u03bd\u03b1 \u03c0\u03bf\u03cd\u03bc\u03b5 \u03cc\u03c4\u03b9 \u03c4\u03cc\u03c4\u03b5 \u03b7 \u03bc\u03ac\u03b6\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-c21caa51df87531b5076f9f8bbcf6d58_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#32;&#109;&#95;&#48;&#32;\" title=\"Rendered by QuickLaTeX.com\" height=\"11\" width=\"23\" style=\"vertical-align: -3px;\"\/>. \u0391\u03bd\u03c4\u03b9\u03ba\u03b1\u03b8\u03b9\u03c3\u03c4\u03ce\u03bd\u03c4\u03b1\u03c2 \u03c4\u03b9\u03c2 \u03c4\u03b9\u03bc\u03ad\u03c2 \u03b1\u03c5\u03c4\u03ad\u03c2 \u03c3\u03c4\u03b7\u03bd \u0395\u03be. (<a href=\"#id3638541078\">17<\/a>) \u03c0\u03b1\u03af\u03c1\u03bd\u03bf\u03c5\u03bc\u03b5:<\/p>\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 21px;\"><span class=\"ql-right-eqno\"> &nbsp; <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-5e6af4bf3d38f8ae1f012148341640df_l3.png\" height=\"21\" width=\"109\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#091; &#109;&#95;&#48;&#94;&#50;&#99;&#94;&#50;&#61;&#48;&#43;&#67;&#46; &#92;&#093;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<p>\u039f\u03c0\u03cc\u03c4\u03b5, \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03ce\u03bd\u03c4\u03b1\u03c2 \u03c4\u03b7 \u03c3\u03c7\u03ad\u03c3\u03b7 \u03b1\u03c5\u03c4\u03ae. \u03b7 (<a href=\"#id3638541078\">17<\/a>) \u03b3\u03af\u03bd\u03b5\u03c4\u03b1\u03b9:<\/p>\n<p>&nbsp;<\/p>\n<p><a name=\"id3303102869\"><\/a><\/p>\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 21px;\"><span class=\"ql-right-eqno\"> (18) <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-8ecdb5bb67a671a23a6267a9f89f95cf_l3.png\" height=\"21\" width=\"167\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#98;&#101;&#103;&#105;&#110;&#123;&#101;&#113;&#117;&#97;&#116;&#105;&#111;&#110;&#42;&#125;&#32; &#109;&#94;&#50;&#99;&#94;&#50;&#61;&#32;&#109;&#94;&#50;&#118;&#94;&#50;&#43;&#109;&#95;&#48;&#94;&#50;&#99;&#94;&#50;&#46; &#92;&#101;&#110;&#100;&#123;&#101;&#113;&#117;&#97;&#116;&#105;&#111;&#110;&#42;&#125;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<p>&nbsp;<\/p>\n<p>\u0394\u03b9\u03b1\u03b9\u03c1\u03ce\u03bd\u03c4\u03b1\u03c2 \u03bc\u03b5 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-63d0dfb8c2ad5d572977925ebdf8c967_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#99;&#94;&#50;\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"15\" style=\"vertical-align: 0px;\"\/> \u03ba\u03b1\u03b9 \u03b1\u03bd\u03b1\u03b4\u03b9\u03b1\u03c4\u03ac\u03c3\u03c3\u03bf\u03bd\u03c4\u03b1\u03c2 \u03c4\u03bf\u03c5\u03c2 \u03cc\u03c1\u03bf\u03c5\u03c2 \u03bc\u03b1\u03c2 \u03b4\u03af\u03bd\u03b5\u03b9:<\/p>\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 22px;\"><span class=\"ql-right-eqno\"> &nbsp; <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-c084d64ca873cf05a401f609beb571bd_l3.png\" height=\"22\" width=\"159\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#091; &#109;&#94;&#50;&#40;&#49;&#45;&#118;&#94;&#50;&#47;&#99;&#94;&#50;&#41;&#61;&#109;&#95;&#48;&#94;&#50;&#44; &#92;&#093;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<p>\u03b1\u03c0\u03cc \u03cc\u03c0\u03bf\u03c5 \u03c0\u03b1\u03af\u03c1\u03bd\u03bf\u03c5\u03bc\u03b5:<\/p>\n<p>&nbsp;<\/p>\n<p><a name=\"id1680253502\"><\/a><\/p>\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 22px;\"><span class=\"ql-right-eqno\"> (19) <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-dc7b3774179a6568d0236da278d1796a_l3.png\" height=\"22\" width=\"165\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#98;&#101;&#103;&#105;&#110;&#123;&#101;&#113;&#117;&#97;&#116;&#105;&#111;&#110;&#42;&#125;&#32; &#109;&#61;&#109;&#95;&#48;&#47;&#92;&#115;&#113;&#114;&#116;&#123;&#49;&#45;&#118;&#94;&#50;&#47;&#99;&#94;&#50;&#125;&#46; &#92;&#101;&#110;&#100;&#123;&#101;&#113;&#117;&#97;&#116;&#105;&#111;&#110;&#42;&#125;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<p>&nbsp;<\/p>\n<p>\u0391\u03c5\u03c4\u03ae \u03cc\u03bc\u03c9\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b7 \u0395\u03be. (<a href=\"#id731623261\">1<\/a>) \u03ba\u03b1\u03b9 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b1\u03ba\u03c1\u03b9\u03b2\u03ce\u03c2 \u03cc, \u03c4\u03b9 \u03c7\u03c1\u03b5\u03b9\u03ac\u03b6\u03b5\u03c4\u03b1\u03b9 \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03c5\u03c0\u03ac\u03c1\u03be\u03b5\u03b9 \u03b7 \u03b9\u03c3\u03bf\u03b4\u03c5\u03bd\u03b1\u03bc\u03af\u03b1 \u03bc\u03b5\u03c4\u03b1\u03be\u03cd \u03c4\u03b7\u03c2 \u03bc\u03ac\u03b6\u03b1\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03c2 \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1\u03c2 \u03c4\u03b7\u03c2 \u0395\u03be. (<a href=\"#id4168153701\">12<\/a>).<\/p>\n<p>\u03a3\u03c5\u03bd\u03ae\u03b8\u03c9\u03c2 \u03bf\u03b9 \u03b1\u03bb\u03bb\u03b1\u03b3\u03ad\u03c2 \u03b1\u03c5\u03c4\u03ad\u03c2 \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1\u03c2 \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03bf\u03cd\u03bd \u03b5\u03be\u03b1\u03b9\u03c1\u03b5\u03c4\u03b9\u03ba\u03ac \u03bc\u03b9\u03ba\u03c1\u03ad\u03c2 \u03b1\u03bb\u03bb\u03b1\u03b3\u03ad\u03c2 \u03c3\u03c4\u03b7 \u03bc\u03ac\u03b6\u03b1, \u03b5\u03c0\u03b5\u03b9\u03b4\u03ae \u03c4\u03b9\u03c2 \u03c0\u03b5\u03c1\u03b9\u03c3\u03c3\u03cc\u03c4\u03b5\u03c1\u03b5\u03c2 \u03c6\u03bf\u03c1\u03ad\u03c2 \u03b4\u03b5\u03bd \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bc\u03b5 \u03bd\u03b1 \u03c0\u03b1\u03c1\u03ac\u03b3\u03bf\u03c5\u03bc\u03b5 \u03c0\u03bf\u03bb\u03bb\u03ae \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1 \u03b1\u03c0\u03cc \u03bc\u03b9\u03b1 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03b7 \u03c0\u03bf\u03c3\u03cc\u03c4\u03b7\u03c4\u03b1 \u03c4\u03bf\u03c5 \u03c5\u03bb\u03b9\u03ba\u03bf\u03cd. \u0391\u03bb\u03bb\u03ac \u03c3\u03b5 \u03bc\u03b9\u03b1 \u03b1\u03c4\u03bf\u03bc\u03b9\u03ba\u03ae \u03b2\u03cc\u03bc\u03b2\u03b1 \u03b5\u03ba\u03c1\u03b7\u03ba\u03c4\u03b9\u03ba\u03ae\u03c2 \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1\u03c2 \u03b9\u03c3\u03bf\u03b4\u03cd\u03bd\u03b1\u03bc\u03b7\u03c2 \u03bc\u03b5 20 \u03c7\u03b9\u03bb\u03b9\u03ac\u03b4\u03b5\u03c2 \u03c4\u03cc\u03bd\u03bf\u03c5\u03c2 \u03a4\u039d\u03a4, \u03b3\u03b9\u03b1 \u03c0\u03b1\u03c1\u03ac\u03b4\u03b5\u03b9\u03b3\u03bc\u03b1, \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03b1\u03c0\u03bf\u03b4\u03b5\u03b9\u03c7\u03b8\u03b5\u03af \u03cc\u03c4\u03b9 \u03c4\u03b1 \u03c5\u03c0\u03bf\u03bb\u03b5\u03af\u03bc\u03bc\u03b1\u03c4\u03b1 \u03bc\u03b5\u03c4\u03ac \u03c4\u03b7\u03bd \u03ad\u03ba\u03c1\u03b7\u03be\u03b7 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b5\u03bb\u03b1\u03c6\u03c1\u03cc\u03c4\u03b5\u03c1\u03b1 \u03ba\u03b1\u03c4\u03ac 1 \u03b3\u03c1\u03b1\u03bc\u03bc\u03ac\u03c1\u03b9\u03bf \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd \u03b1\u03c1\u03c7\u03b9\u03ba\u03ae \u03bc\u03ac\u03b6\u03b1 \u03c4\u03bf\u03c5 \u03c5\u03bb\u03b9\u03ba\u03bf\u03cd \u03c4\u03b7\u03c2 \u03b1\u03bd\u03c4\u03af\u03b4\u03c1\u03b1\u03c3\u03b7\u03c2, \u03bb\u03cc\u03b3\u03c9 \u03c4\u03b7\u03c2 \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1\u03c2 \u03c0\u03bf\u03c5 \u03ad\u03c6\u03c5\u03b3\u03b5, \u03b4\u03b7\u03bb\u03b1\u03b4\u03ae, \u03b7 \u03b1\u03c0\u03b5\u03bb\u03b5\u03c5\u03b8\u03b5\u03c1\u03c9\u03bc\u03ad\u03bd\u03b7 \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1 \u03b5\u03af\u03c7\u03b5 \u03bc\u03ac\u03b6\u03b1 1 \u03b3\u03c1\u03b1\u03bc\u03bc\u03b1\u03c1\u03af\u03bf\u03c5, \u03c3\u03c5\u03bc\u03c6\u03c9\u03bd\u03b1 \u03bc\u03b5 \u03c4\u03b7 \u03c3\u03c7\u03ad\u03c3\u03b7\u00a0 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-dc78f54e20f20fb9aa34d13d873dcd2c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#68;&#101;&#108;&#116;&#97;&#32;&#69;&#61;&#92;&#68;&#101;&#108;&#116;&#97;&#32;&#40;&#109;&#99;&#94;&#50;&#41;\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"111\" style=\"vertical-align: -4px;\"\/>.<br \/>\n\u0391\u03c5\u03c4\u03ae \u03b7 \u03b8\u03b5\u03c9\u03c1\u03af\u03b1 \u03c4\u03b7\u03c2 \u03b9\u03c3\u03bf\u03b4\u03c5\u03bd\u03b1\u03bc\u03af\u03b1\u03c2 \u03bc\u03ac\u03b6\u03b1\u03c2 \u03ba\u03b1\u03b9 \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1\u03c2 \u03ad\u03c7\u03b5\u03b9 \u03b5\u03c0\u03b9\u03b2\u03b5\u03b2\u03b1\u03b9\u03c9\u03b8\u03b5\u03af \u03cc\u03bc\u03bf\u03c1\u03c6\u03b1 \u03b1\u03c0\u03cc \u03c0\u03b5\u03b9\u03c1\u03ac\u03bc\u03b1\u03c4\u03b1 \u03c3\u03c4\u03b1 \u03bf\u03c0\u03bf\u03af\u03b1 \u03b7 \u03cd\u03bb\u03b7 \u03ad\u03c7\u03b5\u03b9 \u03bc\u03b7\u03b4\u03b5\u03bd\u03b9\u03c3\u03c4\u03b5\u03af, \u03bc\u03b5\u03c4\u03b1\u03c4\u03c1\u03b5\u03c0\u03cc\u03bc\u03b5\u03bd\u03b7 \u03c0\u03bb\u03ae\u03c1\u03c9\u03c2 \u03c3\u03b5 \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1: \u0388\u03bd\u03b1 \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03cc\u03bd\u03b9\u03bf \u03ba\u03b1\u03b9 \u03ad\u03bd\u03b1 \u03c0\u03bf\u03b6\u03b9\u03c4\u03c1\u03cc\u03bd\u03b9\u03bf \u03b5\u03bd\u03ce\u03bd\u03bf\u03bd\u03c4\u03b1\u03b9 \u03bc\u03b5 \u03bc\u03ac\u03b6\u03b1 \u03b7\u03c1\u03b5\u03bc\u03af\u03b1\u03c2 \u03b3\u03b9\u03b1 \u03c4\u03bf \u03ba\u03b1\u03b8\u03ad\u03bd\u03b1\u00a0 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-a753a6181779f8c9f8ab25240ec5f819_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#109;&#95;&#48;\" title=\"Rendered by QuickLaTeX.com\" height=\"11\" width=\"23\" style=\"vertical-align: -3px;\"\/>. \u038c\u03c4\u03b1\u03bd \u03b5\u03bd\u03ce\u03bd\u03bf\u03bd\u03c4\u03b1\u03b9 \u03b1\u03c0\u03bf\u03c3\u03c5\u03bd\u03c4\u03af\u03b8\u03b5\u03bd\u03c4\u03b1\u03b9 \u03ba\u03b1\u03b9 \u03b1\u03bd\u03b1\u03b4\u03cd\u03bf\u03bd\u03c4\u03b1\u03b9 \u03b4\u03cd\u03bf \u03b1\u03ba\u03c4\u03af\u03bd\u03b5\u03c2 \u03b3\u03ac\u03bc\u03bc\u03b1, \u03bc\u03b5 \u03bc\u03b5\u03c4\u03c1\u03bf\u03cd\u03bc\u03b5\u03bd\u03b7 \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-8d59f2f897355633a073f8b9cb74e663_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#109;&#32;&#95;&#48;&#99;&#94;&#50;\" title=\"Rendered by QuickLaTeX.com\" height=\"18\" width=\"38\" style=\"vertical-align: -3px;\"\/> \u03b7 \u03ba\u03ac\u03b8\u03b5 \u03bc\u03af\u03b1. \u0391\u03c5\u03c4\u03cc \u03c4\u03bf \u03c0\u03b5\u03af\u03c1\u03b1\u03bc\u03b1 \u03bc\u03b1\u03c2 \u03b4\u03af\u03bd\u03b5\u03b9 \u03ad\u03bd\u03b1\u03bd \u03ac\u03bc\u03b5\u03c3\u03bf \u03c0\u03c1\u03bf\u03c3\u03b4\u03b9\u03bf\u03c1\u03b9\u03c3\u03bc\u03cc \u03c4\u03b7\u03c2 \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1\u03c2 \u03c0\u03bf\u03c5 \u03c3\u03c5\u03bd\u03b4\u03ad\u03b5\u03c4\u03b1\u03b9 \u03bc\u03b5 \u03c4\u03b7\u03bd \u03cd\u03c0\u03b1\u03c1\u03be\u03b7 \u03c4\u03b7\u03c2 \u03c5\u03c0\u03cc\u03bb\u03bf\u03b9\u03c0\u03b7\u03c2 \u03bc\u03ac\u03b6\u03b1\u03c2 \u03b5\u03bd\u03cc\u03c2 \u03c3\u03c9\u03bc\u03b1\u03c4\u03b9\u03b4\u03af\u03bf\u03c5.<\/p>\n<p>&nbsp;<\/p>\n<p>\u0393\u03b9\u03ac\u03bd\u03bd\u03b7\u03c2 \u0393\u03b1\u03ca\u03c3\u03af\u03b4\u03b7\u03c2<\/p>\n<p><a href=\"mailto:ga&#105;&#115;&#105;&#100;&#x69;&#x73;&#x40;&#x76;&#x69;&#x65;&#x77;&#x6f;&#x6e;&#x70;&#x68;&#x79;sics.gr\">g&#x61;&#x69;s&#x69;&#x64;i&#x73;&#x40;v&#x69;&#x65;w&#x6f;&#x6e;p&#x68;&#x79;s&#x69;&#x63;s&#x2e;&#x67;r<\/a><\/p>\n<p><span style=\"color: #333333;\"><a href=\"https:\/\/viewonphysics.gr\/wp-content\/uploads\/2014\/03\/img_1494.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"\" src=\"https:\/\/viewonphysics.gr\/wp-content\/uploads\/2014\/03\/img_1494.jpg\" alt=\"img_1494\" width=\"140\" height=\"133\" \/><\/a> <\/span><\/p>\n<p><span style=\"border-radius: 2px; text-indent: 20px; width: auto; padding: 0px 4px 0px 0px; text-align: center; font: bold 11px\/20px 'Helvetica Neue',Helvetica,sans-serif; color: #ffffff; background: #bd081c no-repeat scroll 3px 50% \/ 14px 14px; position: absolute; opacity: 1; z-index: 8675309; display: none; cursor: pointer;\">\u039a\u03c1\u03ac\u03c4\u03b1 \u03c4\u03bf<\/span><\/p>\n<p><span style=\"border-radius: 2px; text-indent: 20px; width: auto; padding: 0px 4px 0px 0px; text-align: center; font: bold 11px\/20px 'Helvetica Neue',Helvetica,sans-serif; color: #ffffff; background: #bd081c no-repeat scroll 3px 50% \/ 14px 14px; position: absolute; opacity: 1; z-index: 8675309; display: none; cursor: pointer;\">\u039a\u03c1\u03ac\u03c4\u03b1 \u03c4\u03bf<\/span><\/p>\n<p><span style=\"border-radius: 2px; text-indent: 20px; width: auto; padding: 0px 4px 0px 0px; text-align: center; font: bold 11px\/20px 'Helvetica Neue',Helvetica,sans-serif; color: #ffffff; background: #bd081c no-repeat scroll 3px 50% \/ 14px 14px; position: absolute; opacity: 0.85; z-index: 8675309; display: none; cursor: pointer; top: 9765px; left: 179px;\">\u039a\u03c1\u03ac\u03c4\u03b1 \u03c4\u03bf<\/span><\/p>\n<p><span style=\"border-radius: 2px; text-indent: 20px; width: auto; padding: 0px 4px 0px 0px; text-align: center; font: bold 11px\/20px 'Helvetica Neue',Helvetica,sans-serif; color: #ffffff; background: #bd081c no-repeat scroll 3px 50% \/ 14px 14px; position: absolute; opacity: 0.85; z-index: 8675309; display: none; cursor: pointer; top: 1782px; left: 188px;\">\u039a\u03c1\u03ac\u03c4\u03b1 \u03c4\u03bf<\/span><\/p>\n<p><span style=\"border-radius: 2px; text-indent: 20px; width: auto; padding: 0px 4px 0px 0px; text-align: center; font: bold 11px\/20px 'Helvetica Neue',Helvetica,sans-serif; color: #ffffff; background: #bd081c no-repeat scroll 3px 50% \/ 14px 14px; position: absolute; opacity: 0.85; z-index: 8675309; display: none; cursor: pointer; top: 1783px; left: 188px;\">\u039a\u03c1\u03ac\u03c4\u03b1 \u03c4\u03bf<\/span><\/p>\n<p><span style=\"border-radius: 2px; text-indent: 20px; width: auto; padding: 0px 4px 0px 0px; text-align: center; font: bold 11px\/20px 'Helvetica Neue',Helvetica,sans-serif; color: #ffffff; background: #bd081c  no-repeat scroll 3px 50% \/ 14px 14px; position: absolute; opacity: 1; z-index: 8675309; display: none; cursor: pointer; top: 9371px; left: 179px;\">\u039a\u03c1\u03ac\u03c4\u03b1 \u03c4\u03bf<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u03a4\u03bf\u03c5 Richard P. Feynman \u039f Richard P. Feynman, \u03ae\u03c4\u03b1\u03bd \u03ad\u03bd\u03b1\u03c2 \u03b1\u03c0\u03cc \u03c4\u03bf\u03c5\u03c2 \u03c3\u03b7\u03bc\u03b1\u03bd\u03c4\u03b9\u03ba\u03cc\u03c4\u03b5\u03c1\u03bf\u03c5\u03c2 \u03b8\u03b5\u03c9\u03c1\u03b7\u03c4\u03b9\u03ba\u03bf\u03cd\u03c2 \u03c6\u03c5\u03c3\u03b9\u03ba\u03bf\u03cd\u03c2 \u03c4\u03bf\u03c5 20\u03bf\u03c5 \u03b1\u03b9\u03ce\u03bd\u03b1 \u03ba\u03b1\u03b9 \u03c4\u03b9\u03bc\u03ae\u03b8\u03b7\u03ba\u03b5 \u03bc\u03b5 \u03c4\u03bf \u03b2\u03c1\u03b1\u03b2\u03b5\u03af\u03bf \u039d\u03cc\u03bc\u03c0\u03b5\u03bb \u03c4\u03bf 1965 \u03b3\u03b9\u03b1 \u03c4\u03b7 \u03c3\u03c5\u03bc\u03b2\u03bf\u03bb\u03ae \u03c4\u03bf\u03c5 \u03c3\u03c4\u03b7\u03bd \u039a\u03b2\u03b1\u03bd\u03c4\u03b9\u03ba\u03ae \u0397\u03bb\u03b5\u03ba\u03c4\u03c1\u03bf\u03b4\u03c5\u03bd\u03b1\u03bc\u03b9\u03ba\u03ae, \u039f\u03b9 \u03b4\u03b9\u03b1\u03bb\u03ad\u03be\u03b5\u03b9\u03c2 \u03c4\u03bf\u03c5 \u03ad\u03bc\u03b5\u03b9\u03bd\u03b1\u03bd \u03c3\u03c4\u03b7\u03bd \u03b9\u03c3\u03c4\u03bf\u03c1\u03af\u03b1 \u03c4\u03b7\u03c2 \u03b5\u03c0\u03b9\u03c3\u03c4\u03ae\u03bc\u03b7\u03c2 \u03c9\u03c2 \u03ac\u03c1\u03b9\u03c3\u03c4\u03bf \u03c0\u03b1\u03c1\u03ac\u03b4\u03b5\u03b9\u03b3\u03bc\u03b1 \u03b5\u03ba\u03bb\u03b1\u0390\u03ba\u03b5\u03c5\u03c3\u03b7\u03c2 \u03c3\u03c0\u03bf\u03c5\u03b4\u03b1\u03af\u03c9\u03bd \u03c6\u03c5\u03c3\u03b9\u03ba\u03ce\u03bd \u03b5\u03bd\u03bd\u03bf\u03b9\u03ce\u03bd, \u03bc\u03b5 \u03b1\u03c0\u03bf\u03ba\u03bf\u03c1\u03cd\u03c6\u03c9\u03bc\u03b1 \u03c4\u03b7\u03bd \u03b5\u03c0\u03b9\u03bd\u03cc\u03b7\u03c3\u03b7 \u03c4\u03c9\u03bd &#8220;\u03b4\u03b9\u03b1\u03b3\u03c1\u03b1\u03bc\u03bc\u03ac\u03c4\u03c9\u03bd \u03a6\u03ac\u03b9\u03bd\u03bc\u03b1\u03bd&#8221;, [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":4603,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[4],"tags":[],"class_list":["post-4671","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-4"],"jetpack_featured_media_url":"https:\/\/viewonphysics.gr\/wp-content\/uploads\/2016\/06\/\u03a3\u03c7\u03b5\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1-2.jpg","jetpack_shortlink":"https:\/\/wp.me\/p4sIra-1dl","jetpack_sharing_enabled":true,"jetpack_likes_enabled":true,"_links":{"self":[{"href":"https:\/\/viewonphysics.gr\/index.php?rest_route=\/wp\/v2\/posts\/4671","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/viewonphysics.gr\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/viewonphysics.gr\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/viewonphysics.gr\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/viewonphysics.gr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=4671"}],"version-history":[{"count":83,"href":"https:\/\/viewonphysics.gr\/index.php?rest_route=\/wp\/v2\/posts\/4671\/revisions"}],"predecessor-version":[{"id":4751,"href":"https:\/\/viewonphysics.gr\/index.php?rest_route=\/wp\/v2\/posts\/4671\/revisions\/4751"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/viewonphysics.gr\/index.php?rest_route=\/wp\/v2\/media\/4603"}],"wp:attachment":[{"href":"https:\/\/viewonphysics.gr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=4671"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/viewonphysics.gr\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=4671"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/viewonphysics.gr\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=4671"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}