{"id":6222,"date":"2017-12-31T00:08:00","date_gmt":"2017-12-30T22:08:00","guid":{"rendered":"http:\/\/viewonphysics.gr\/?p=6222"},"modified":"2018-02-08T23:10:27","modified_gmt":"2018-02-08T21:10:27","slug":"%ce%b5%ce%bd%ce%ad%cf%81%ce%b3%ce%b5%ce%b9%ce%b1-%ce%b4%ce%b9%ce%b1%cf%84%ce%ae%cf%81%ce%b7%cf%83%ce%b7-%cf%84%ce%b7%cf%82-%ce%bc-%ce%b5-online-%cf%80%ce%bf%ce%bb%ce%bb%ce%b1%cf%80%ce%bb%ce%ae","status":"publish","type":"post","link":"https:\/\/viewonphysics.gr\/?p=6222","title":{"rendered":"\u0395\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1 &#038; \u0394\u03b9\u03b1\u03c4\u03ae\u03c1\u03b7\u03c3\u03b7 \u03c4\u03b7\u03c2 \u039c.\u0395. Online: \u03a0\u03bf\u03bb\u03bb\u03b1\u03c0\u03bb\u03ae\u03c2 \u0395\u03c0\u03b9\u03bb\u03bf\u03b3\u03ae\u03c2"},"content":{"rendered":"<script type=\"text\/javascript\" >\ndocument.addEventListener(\"DOMContentLoaded\", function(event) { \nif(!window.jQuery) alert(\"The important jQuery library is not properly loaded in your site. Your WordPress theme is probably missing the essential wp_head() call. You can switch to another theme and you will see that the plugin works fine and this notice disappears. If you are still not sure what to do you can contact us for help.\");\n});\n<\/script>  \n  \n<div  id=\"watupro_quiz\" class=\"quiz-area single-page-quiz\">\n<p id=\"submittingExam34\" style=\"display:none;text-align:center;\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/plugins\/watupro\/img\/loading.gif\" width=\"16\" height=\"16\"><\/p>\n\n<div class=\"watupro-exam-description\" id=\"description-quiz-34\"><p>\u039f\u03b9 20 \u03b5\u03c1\u03c9\u03c4\u03ae\u03c3\u03b5\u03b9\u03c2 \u03a0\u03bf\u03bb\u03bb\u03b1\u03c0\u03bb\u03ae\u03c2 \u0395\u03c0\u03b9\u03bb\u03bf\u03b3\u03ae\u03c2 \u03c3\u03c4\u03b7\u03bd \u0395\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1 &amp; \u0394\u03b9\u03b1\u03c4\u03ae\u03c1\u03b7\u03c3\u03b7 \u03c4\u03b7\u03c2 \u039c.\u0395. \u03b2\u03b1\u03b8\u03bc\u03bf\u03bb\u03bf\u03b3\u03bf\u03cd\u03bd\u03c4\u03b1\u03b9 \u03b1\u03c0\u03cc 1 \u03bc\u03bf\u03bd\u03ac\u03b4\u03b1 \u03b7 \u03ba\u03ac\u03b8\u03b5 \u03bc\u03af\u03b1.<\/p>\n<p>\u038c\u03c4\u03b1\u03bd \u03bf\u03bb\u03bf\u03ba\u03bb\u03b7\u03c1\u03ce\u03c3\u03b5\u03b9\u03c2 \u03c4\u03b9\u03c2 \u03b1\u03c0\u03b1\u03bd\u03c4\u03ae\u03c3\u03b5\u03b9\u03c2 \u03c0\u03ac\u03c4\u03b1 \u03c4\u03bf \"\u0391\u03c0\u03bf\u03c4\u03b5\u03bb\u03ad\u03c3\u03bc\u03b1\u03c4\u03b1\" \u03ba\u03b1\u03b9 \u03b1\u03c5\u03c4\u03cc\u03bc\u03b1\u03c4\u03b1 \u03b8\u03b1 \u03b4\u03b5\u03b9\u03c2 \u03c4\u03b9\u03c2 \u03c3\u03c9\u03c3\u03c4\u03ad\u03c2 \u03b1\u03c0\u03b1\u03bd\u03c4\u03ae\u03c3\u03b5\u03b9\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03bd \u03b5\u03c0\u03af\u03b4\u03bf\u03c3\u03ae \u03c3\u03bf\u03c5.<\/p>\n<p>\u03a3\u03b5 \u03cc\u03bb\u03b5\u03c2 \u03c4\u03b9\u03c2 \u03b5\u03c1\u03c9\u03c4\u03ae\u03c3\u03b5\u03b9\u03c2 \u03bd\u03b1 \u03bb\u03b1\u03bc\u03b2\u03ac\u03bd\u03b5\u03b9\u03c2 g=10m\/s<sup>2<\/sup>.<\/p>\n<\/div>\n\n<form action=\"\" method=\"post\" class=\"quiz-form\" id=\"quiz-34\"  enctype=\"multipart\/form-data\" >\n<div class='watu-question ' id='question-1' style=';'><div id='questionWrap-1'  class='   watupro-question-id-379'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>1. <\/span>\u0388\u03bd\u03b1\u03c2 \u03b5\u03c1\u03b3\u03ac\u03c4\u03b7\u03c2 \u03c3\u03c0\u03c1\u03ce\u03c7\u03bd\u03b5\u03b9 \u03c0\u03ac\u03bd\u03c9 \u03c3\u03c4\u03bf \u03bf\u03c1\u03b9\u03b6\u03cc\u03bd\u03c4\u03b9\u03bf \u03b4\u03ac\u03c0\u03b5\u03b4\u03bf \u03ad\u03bd\u03b1 \u03ba\u03b9\u03b2\u03ce\u03c4\u03b9\u03bf \u03bc\u03b5 \u03bf\u03c1\u03b9\u03b6\u03cc\u03bd\u03c4\u03b9\u03b1 \u03b4\u03cd\u03bd\u03b1\u03bc\u03b7 500\u039d \u03ba\u03b1\u03b9 \u03c4\u03bf \u03bc\u03b5\u03c4\u03b1\u03ba\u03b9\u03bd\u03b5\u03af \u03ba\u03b1\u03c4\u03ac 3m. \u0391\u03bd \u03b7 \u03c4\u03c1\u03b9\u03b2\u03ae \u03bf\u03bb\u03af\u03c3\u03b8\u03b7\u03c3\u03b7\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 100\u039d, \u03bf \u03b5\u03c1\u03b3\u03ac\u03c4\u03b7\u03c2:<\/div><input type='hidden' name='question_id[]' id='qID_1' value='379' \/><input type='hidden' id='answerType379' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-379[]' id='answer-id-1130' class='answer   answerof-379 ' value='1130'   \/><label for='answer-id-1130' id='answer-label-1130' class=' answer'><span>\u03a0\u03c1\u03bf\u03c3\u03c6\u03ad\u03c1\u03b5\u03b9 \u03c3\u03c4\u03bf \u03ba\u03b9\u03b2\u03ce\u03c4\u03b9\u03bf \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1 1200J<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-379[]' id='answer-id-1131' class='answer   answerof-379 ' value='1131'   \/><label for='answer-id-1131' id='answer-label-1131' class=' answer'><span>\u039a\u03b1\u03c4\u03b1\u03bd\u03b1\u03bb\u03ce\u03bd\u03b5\u03b9 \u03c7\u03b7\u03bc\u03b9\u03ba\u03ae \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1 1500J<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-379[]' id='answer-id-1132' class='answer   answerof-379 ' value='1132'   \/><label for='answer-id-1132' id='answer-label-1132' class=' answer'><span>\u03a0\u03b1\u03af\u03c1\u03bd\u03b5\u03b9 \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd \u03c4\u03c1\u03b9\u03b2\u03ae 300J \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-379[]' id='answer-id-1133' class='answer   answerof-379 ' value='1133'   \/><label for='answer-id-1133' id='answer-label-1133' class=' answer'><span>\u0391\u03c5\u03be\u03ac\u03bd\u03b5\u03b9 \u03c4\u03b7 \u03c7\u03b7\u03bc\u03b9\u03ba\u03ae \u03c4\u03bf\u03c5 \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1 \u03ba\u03b1\u03c4\u03ac 300J<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-2' style=';'><div id='questionWrap-2'  class='   watupro-question-id-380'>\n\t\t\t<div class='question-content'><span class='watupro_num'>2. <\/span>\u03a3\u03c4\u03bf \u03c3\u03ce\u03bc\u03b1 \u03b1\u03c3\u03ba\u03b5\u03af\u03c4\u03b1\u03b9 \u03ba\u03b1\u03b9 \u03c3\u03c4\u03b9\u03c2 \u03c4\u03ad\u03c3\u03c3\u03b5\u03c1\u03b9\u03c2 \u03c0\u03b5\u03c1\u03b9\u03c0\u03c4\u03ce\u03c3\u03b5\u03b9\u03c2 \u03b7 \u03af\u03b4\u03b9\u03b1 \u03b4\u03cd\u03bd\u03b1\u03bc\u03b7 F, \u03b1\u03bb\u03bb\u03ac \u03c3\u03b5 \u03b4\u03b9\u03b1\u03c6\u03bf\u03c1\u03b5\u03c4\u03b9\u03ba\u03ad\u03c2 \u03b4\u03b9\u03b5\u03c5\u03b8\u03cd\u03bd\u03c3\u03b5\u03b9\u03c2. \u0391\u03bd \u03ad\u03c7\u03bf\u03c5\u03bc\u03b5 \u03af\u03b4\u03b9\u03b5\u03c2 \u03bc\u03b5\u03c4\u03b1\u03c4\u03bf\u03c0\u03af\u03c3\u03b5\u03b9\u03c2,\u03bd\u03b1 \u03ba\u03b1\u03c4\u03b1\u03c4\u03ac\u03be\u03b5\u03b9\u03c2 \u03c4\u03b1 \u03ad\u03c1\u03b3\u03b1 \u03c4\u03c9\u03bd \u03b4\u03c5\u03bd\u03ac\u03bc\u03b5\u03c9\u03bd \u03b1\u03c0\u03cc \u03c4\u03bf \u03bc\u03b5\u03b3\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03bf \u03c0\u03c1\u03bf\u03c2 \u03c4\u03bf \u03bc\u03b9\u03ba\u03c1\u03cc\u03c4\u03b5\u03c1\u03bf. (\u03a3\u03cd\u03c1\u03b5 \u03bc\u03b5 \u03c4\u03bf \u03c0\u03bf\u03bd\u03c4\u03af\u03ba\u03b9 \u03c3\u03c4\u03b7\u03bd \u03ba\u03b1\u03c4\u03ac\u03bb\u03bb\u03b7\u03bb\u03b7 \u03b8\u03ad\u03c3\u03b7 \u03c4\u03b1 \u0391,\u0392,\u0393,\u0394)<br \/>\r\n<br \/>\r\n<div id=\"attachment_6224\" style=\"width: 352px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-6224\" class=\"wp-image-6224 \" src=\"http:\/\/viewonphysics.gr\/wp-content\/uploads\/2017\/12\/\u03a0\u03bf\u03bb\u03bb\u03b1\u03c0\u03bb\u03ae\u03c2-1-300x64.jpg\" alt=\"\" width=\"342\" height=\"73\" srcset=\"https:\/\/viewonphysics.gr\/wp-content\/uploads\/2017\/12\/\u03a0\u03bf\u03bb\u03bb\u03b1\u03c0\u03bb\u03ae\u03c2-1-300x64.jpg 300w, https:\/\/viewonphysics.gr\/wp-content\/uploads\/2017\/12\/\u03a0\u03bf\u03bb\u03bb\u03b1\u03c0\u03bb\u03ae\u03c2-1-768x164.jpg 768w, https:\/\/viewonphysics.gr\/wp-content\/uploads\/2017\/12\/\u03a0\u03bf\u03bb\u03bb\u03b1\u03c0\u03bb\u03ae\u03c2-1.jpg 923w\" sizes=\"auto, (max-width: 342px) 100vw, 342px\" \/><p id=\"caption-attachment-6224\" class=\"wp-caption-text\">\u0395\u03c1\u03ce\u03c4\u03b7\u03c3\u03b7 2<\/p><\/div><!-- end question-content--><\/div><div class='question-choices watupro-sortable-choices'><ul id='watuPROSortable380' class='watupro-sortable '>\t\t\t\t\t\t<li id=\"watuPROSortable380_1\">\u0394<!--|||%CE%94--><\/li>\n\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t<li id=\"watuPROSortable380_2\">\u0393<!--|||%CE%93--><\/li>\n\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t<li id=\"watuPROSortable380_3\">\u0392<!--|||%CE%92--><\/li>\n\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t<li id=\"watuPROSortable380_4\">\u0391<!--|||%CE%91--><\/li>\n\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t<\/ul><input type=\"hidden\" name=\"answer-380[]\" id=\"watuPROSortableValue380\" value=\"%CE%94%7C%CE%93%7C%CE%92%7C%CE%91%7C\" class=\"answer answerof-380\">\t\t\t\t\t\n\t\t\t\t\t<script type=\"text\/javascript\">\n\t\t\t\t\tdocument.addEventListener('DOMContentLoaded', function(event) {\n\t\t\t\t\t    jQuery( \"#watuPROSortable380\" ).sortable({\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\tstop: function(event, ui) { WatuPROSort.sortable(event, ui) }\t\t\t\t    \t\n\t\t\t\t\t    \t});\t\t\t\t\t    \n\t\t\t\t\t  });\n\t\t\t\t\t<\/script><\/div><!-- end question-choices--><input type='hidden' name='question_id[]' id='qID_2' value='380' \/><input type='hidden' id='answerType380' value='sort'><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-3' style=';'><div id='questionWrap-3'  class='   watupro-question-id-381'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>3. <\/span>\u03a3\u03ce\u03bc\u03b1 \u03b2\u03c1\u03af\u03c3\u03ba\u03b5\u03c4\u03b1\u03b9 \u03b1\u03ba\u03af\u03bd\u03b7\u03c4\u03bf \u03c0\u03ac\u03bd\u03c9 \u03c3\u03b5 \u03bf\u03c1\u03b9\u03b6\u03cc\u03bd\u03c4\u03b9\u03b1 \u03b5\u03c0\u03b9\u03c6\u03ac\u03bd\u03b5\u03b9\u03b1. \u0391\u03c3\u03ba\u03bf\u03cd\u03bc\u03b5 \u03c3\u03c4\u03bf \u03c3\u03ce\u03bc\u03b1 \u03bc\u03af\u03b1 \u03bf\u03c1\u03b9\u03b6\u03cc\u03bd\u03c4\u03b9\u03b1 \u03b4\u03cd\u03bd\u03b1\u03bc\u03b7 200\u039d \u03ba\u03b1\u03b9 \u03c4\u03bf\u03c5 \u03bc\u03b5\u03c4\u03b1\u03b2\u03b9\u03b2\u03ac\u03b6\u03bf\u03c5\u03bc\u03b5 \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1 \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03ba\u03b9\u03bd\u03b7\u03b8\u03b5\u03af. \u0391\u03bd \u03ba\u03b1\u03c4\u03ac \u03c4\u03b7\u03bd \u03ba\u03af\u03bd\u03b7\u03c3\u03ae \u03c4\u03bf\u03c5 \u03c4\u03bf 25% \u03c4\u03b7\u03c2 \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1\u03c2 \u03bc\u03b5\u03c4\u03b1\u03c4\u03c1\u03ad\u03c0\u03b5\u03c4\u03b1\u03b9 \u03c3\u03b5 \u03b8\u03b5\u03c1\u03bc\u03cc\u03c4\u03b7\u03c4\u03b1, \u03c4\u03cc\u03c4\u03b5 \u03b7 \u03c4\u03c1\u03b9\u03b2\u03ae \u03b8\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9:<\/div><input type='hidden' name='question_id[]' id='qID_3' value='381' \/><input type='hidden' id='answerType381' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-381[]' id='answer-id-1134' class='answer   answerof-381 ' value='1134'   \/><label for='answer-id-1134' id='answer-label-1134' class=' answer'><span>200\u039d<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-381[]' id='answer-id-1135' class='answer   answerof-381 ' value='1135'   \/><label for='answer-id-1135' id='answer-label-1135' class=' answer'><span>100\u039d<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-381[]' id='answer-id-1136' class='answer   answerof-381 ' value='1136'   \/><label for='answer-id-1136' id='answer-label-1136' class=' answer'><span>50\u039d<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-381[]' id='answer-id-1137' class='answer   answerof-381 ' value='1137'   \/><label for='answer-id-1137' id='answer-label-1137' class=' answer'><span>25\u039d<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-4' style=';'><div id='questionWrap-4'  class='   watupro-question-id-382'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>4. <\/span>\u03a4\u03b1 \u03b4\u03cd\u03bf \u03c3\u03ce\u03bc\u03b1\u03c4\u03b1 \u0391 \u03ba\u03b1\u03b9 \u0392 \u03ad\u03c7\u03bf\u03c5\u03bd \u03c4\u03b7\u03bd \u03af\u03b4\u03b9\u03b1 \u03bc\u03ac\u03b6\u03b1, \u03b5\u03af\u03bd\u03b1\u03b9 \u03c3\u03c5\u03bd\u03b4\u03b5\u03bc\u03ad\u03bd\u03b1 \u03bc\u03b5 \u03ad\u03bd\u03b1 \u03bd\u03ae\u03bc\u03b1 \u03c0\u03ac\u03bd\u03c9 \u03c3\u03b5 \u03bf\u03c1\u03b9\u03b6\u03cc\u03bd\u03c4\u03b9\u03bf \u03b5\u03c0\u03af\u03c0\u03b5\u03b4\u03bf \u03ba\u03b1\u03b9 \u03b1\u03c1\u03c7\u03b9\u03ba\u03ac \u03b1\u03ba\u03af\u03bd\u03b7\u03c4\u03b1. \u039c\u03b5\u03c4\u03b1\u03b2\u03b9\u03b2\u03ac\u03b6\u03bf\u03c5\u03bc\u03b5 \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1 \u03bc\u03ad\u03c3\u03c9 \u03c4\u03bf\u03c5 \u03ad\u03c1\u03b3\u03bf\u03c5 \u03bc\u03b9\u03b1\u03c2 \u03bf\u03c1\u03b9\u03b6\u03cc\u03bd\u03c4\u03b9\u03b1\u03c2 \u03b4\u03cd\u03bd\u03b1\u03bc\u03b7\u03c2 F \u03c0\u03bf\u03c5 \u03b1\u03c3\u03ba\u03b5\u03af\u03c4\u03b1\u03b9 \u03c3\u03c4\u03bf \u0391 \u03ba\u03b1\u03b9 \u03c4\u03b1 \u03c3\u03ce\u03bc\u03b1\u03c4\u03b1 \u03b1\u03c1\u03c7\u03af\u03b6\u03bf\u03c5\u03bd \u03bd\u03b1 \u03ba\u03b9\u03bd\u03bf\u03cd\u03bd\u03c4\u03b1\u03b9 \u03bc\u03b5 \u03b1\u03bc\u03b5\u03bb\u03b7\u03c4\u03ad\u03b5\u03c2 \u03c4\u03c1\u03b9\u03b2\u03ad\u03c2. \u0395\u03c0\u03ad\u03bb\u03b5\u03be\u03b5 \u03c4\u03b7 \u03c3\u03c9\u03c3\u03c4\u03ae \u03c0\u03c1\u03cc\u03c4\u03b1\u03c3\u03b7.<br \/>\r\n<br \/>\r\n<div id=\"attachment_6229\" style=\"width: 327px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-6229\" class=\" wp-image-6229\" src=\"http:\/\/viewonphysics.gr\/wp-content\/uploads\/2017\/12\/\u03a0\u03bf\u03bb\u03bb\u03b1\u03c0\u03bb\u03ae\u03c2-2-1-300x68.jpg\" alt=\"\" width=\"317\" height=\"72\" srcset=\"https:\/\/viewonphysics.gr\/wp-content\/uploads\/2017\/12\/\u03a0\u03bf\u03bb\u03bb\u03b1\u03c0\u03bb\u03ae\u03c2-2-1-300x68.jpg 300w, https:\/\/viewonphysics.gr\/wp-content\/uploads\/2017\/12\/\u03a0\u03bf\u03bb\u03bb\u03b1\u03c0\u03bb\u03ae\u03c2-2-1.jpg 747w\" sizes=\"auto, (max-width: 317px) 100vw, 317px\" \/><p id=\"caption-attachment-6229\" class=\"wp-caption-text\">\u0395\u03c1\u03ce\u03c4\u03b7\u03c3\u03b7 4<\/p><\/div><\/div><input type='hidden' name='question_id[]' id='qID_4' value='382' \/><input type='hidden' id='answerType382' value='checkbox'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='checkbox' name='answer-382[]' id='answer-id-1138' class='answer   answerof-382 watupro_max_selections-2' value='1138'  onclick='return WatuPRO.maxSelections(382,2, this);' \/><label for='answer-id-1138' id='answer-label-1138' class=' answer'><span>\u03a4\u03bf \u03ad\u03c1\u03b3\u03bf \u03c4\u03b7\u03c2 F \u03b5\u03af\u03bd\u03b1\u03b9 \u03c4\u03bf \u03af\u03b4\u03b9\u03bf \u03bc\u03b5 \u03c4\u03bf \u03ad\u03c1\u03b3\u03bf \u03c4\u03b7\u03c2 \u03c4\u03ac\u03c3\u03b7\u03c2 \u03c4\u03bf\u03c5 \u03bd\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='checkbox' name='answer-382[]' id='answer-id-1139' class='answer   answerof-382 watupro_max_selections-2' value='1139'  onclick='return WatuPRO.maxSelections(382,2, this);' \/><label for='answer-id-1139' id='answer-label-1139' class=' answer'><span>\u03a3\u03c4\u03b1 \u03b4\u03cd\u03bf \u03c3\u03ce\u03bc\u03b1\u03c4\u03b1 \u03bc\u03b5\u03c4\u03b1\u03b2\u03b9\u03b2\u03ac\u03b6\u03b5\u03c4\u03b1\u03b9 \u03af\u03b4\u03b9\u03bf \u03c0\u03bf\u03c3\u03cc \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1\u03c2 \u03bc\u03ad\u03c3\u03c9 \u03c4\u03bf\u03c5 \u03ad\u03c1\u03b3\u03bf\u03c5 \u03c4\u03b7\u03c2 F.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='checkbox' name='answer-382[]' id='answer-id-1140' class='answer   answerof-382 watupro_max_selections-2' value='1140'  onclick='return WatuPRO.maxSelections(382,2, this);' \/><label for='answer-id-1140' id='answer-label-1140' class=' answer'><span>\u03a4\u03bf \u03ad\u03c1\u03b3\u03bf \u03c4\u03b7\u03c2 F \u03bc\u03b5\u03c4\u03b1\u03b2\u03b9\u03b2\u03ac\u03b6\u03b5\u03c4\u03b1\u03b9 \u03c9\u03c2 \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1 \u03bc\u03cc\u03bd\u03bf \u03c3\u03c4\u03bf \u0391, \u03b3\u03b9\u03b1\u03c4\u03af \u03b1\u03c3\u03ba\u03b5\u03af\u03c4\u03b1\u03b9 \u03bc\u03cc\u03bd\u03bf \u03c3' \u03b1\u03c5\u03c4\u03cc.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='checkbox' name='answer-382[]' id='answer-id-1141' class='answer   answerof-382 watupro_max_selections-2' value='1141'  onclick='return WatuPRO.maxSelections(382,2, this);' \/><label for='answer-id-1141' id='answer-label-1141' class=' answer'><span>\u03a4\u03bf \u03ad\u03c1\u03b3\u03bf \u03c4\u03b7\u03c2 \u03c4\u03ac\u03c3\u03b7\u03c2 \u03c4\u03bf\u03c5 \u03bd\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03bc\u03b9\u03ba\u03c1\u03cc\u03c4\u03b5\u03c1\u03bf \u03b1\u03c0\u03cc \u03c4\u03bf \u03ad\u03c1\u03b3\u03bf \u03c4\u03b7\u03c2 F.<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-5' style=';'><div id='questionWrap-5'  class='   watupro-question-id-383'>\n\t\t\t<div class='question-content'><span class='watupro_num'>5. <\/span>\u0391\u03bd\u03c4\u03b9\u03c3\u03c4\u03bf\u03af\u03c7\u03b9\u03c3\u03b5 \u03c4\u03b9\u03c2 \u03b4\u03c5\u03bd\u03ac\u03bc\u03b5\u03b9\u03c2 \u03c4\u03b7\u03c2 \u03b1\u03c1\u03b9\u03c3\u03c4\u03b5\u03c1\u03ae\u03c2 \u03c3\u03c4\u03ae\u03bb\u03b7\u03c2 \u03bc\u03b5 \u03c4\u03b1 \u03ad\u03c1\u03b3\u03b1 \u03c0\u03bf\u03c5 \u03c0\u03b1\u03c1\u03ac\u03b3\u03bf\u03bd\u03c4\u03b1\u03b9 \u03c3\u03c4\u03b7 \u03b4\u03b5\u03be\u03b9\u03ac.<div class='question-choices'><table class=\"question-choices watupro-matrix-droppable\" id=\"watuPROMatrixDroppable_383\"><tr><td class=\"watupro-matrix-left-cell\">\u0392\u03b1\u03c1\u03cd\u03c4\u03b7\u03c4\u03b1<\/td>\n\t\t\t\t\t\t<td class=\"watupro-matrix-right-cell watuPRODroppable383\" id=\"watuPRODroppableCell1142\"><div class='question-choices'><div class=\"watupro-matrix-right\"><div id=\"watuproNMatrixSelection-0-0\" class=\" watupro-matrix-draggable watupro-nmatrix-answer-0\" onclick=\"WatuPROINMatrix.sel(this, 'watuPRODroppableCell1142', 0);return false;\">\u0391\u03bd\u03b5\u03b2\u03ac\u03c3\u03bf\u03c5\u03bc\u03b5 \u03bc\u03b5 \u03c4\u03bf \u03c7\u03ad\u03c1\u03b9 \u03bc\u03b1\u03c2 \u03ad\u03bd\u03b1 \u03b2\u03b9\u03b2\u03bb\u03af\u03bf \u03ba\u03b1\u03c4\u03b1\u03ba\u03cc\u03c1\u03c5\u03c6\u03b1 \u03c0\u03c1\u03bf\u03c2 \u03c4\u03b1 \u03c0\u03ac\u03bd\u03c9.<!--WTPMD5e97ff461682d5d035f3589cf4b1489cd--><p class=\"watupro-nmatrix-unselect\">Unselect<\/p><\/div><div id=\"watuproNMatrixSelection-0-1\" class=\" watupro-matrix-draggable watupro-nmatrix-answer-1\" onclick=\"WatuPROINMatrix.sel(this, 'watuPRODroppableCell1142', 1);return false;\">\u0388\u03bd\u03b1 \u03b2\u03b9\u03b2\u03bb\u03af\u03bf \u03c0\u03bf\u03c5 \u03b2\u03c1\u03af\u03c3\u03ba\u03b5\u03c4\u03b1\u03b9 \u03c0\u03ac\u03bd\u03c9 \u03c3\u03c4\u03bf \u03c4\u03c1\u03b1\u03c0\u03ad\u03b6\u03b9 \u03ba\u03b1\u03b9 \u03c4\u03bf \u03c4\u03c1\u03b1\u03c0\u03ad\u03b6\u03b9 \u03b5\u03c0\u03b9\u03c4\u03b1\u03c7\u03cd\u03bd\u03b5\u03c4\u03b1\u03b9 \u03bf\u03c1\u03b9\u03b6\u03cc\u03bd\u03c4\u03b9\u03b1 \u03b1\u03c0\u03cc\u03c4\u03bf\u03bc\u03b1 \u03ad\u03c4\u03c3\u03b9 \u03ce\u03c3\u03c4\u03b5 \u03c4\u03bf \u03b2\u03b9\u03b2\u03bb\u03af\u03bf \u03bd\u03b1 \u03b3\u03bb\u03c5\u03c3\u03c4\u03c1\u03af\u03c3\u03b5\u03b9 \u03c0\u03ac\u03bd\u03c9 \u03c3\u03c4\u03bf \u03c4\u03c1\u03b1\u03c0\u03ad\u03b6\u03b9.<!--WTPMD595e90941e812474092920cc4ea3b0bfa--><p class=\"watupro-nmatrix-unselect\">Unselect<\/p><\/div><div id=\"watuproNMatrixSelection-0-2\" class=\" watupro-matrix-draggable watupro-nmatrix-answer-2\" onclick=\"WatuPROINMatrix.sel(this, 'watuPRODroppableCell1142', 2);return false;\">\u0388\u03bd\u03b1 \u03b2\u03b9\u03b2\u03bb\u03af\u03bf \u03c0\u03bf\u03c5 \u03b2\u03c1\u03af\u03c3\u03ba\u03b5\u03c4\u03b1\u03b9 \u03b1\u03ba\u03af\u03bd\u03b7\u03c4\u03bf \u03c0\u03ac\u03bd\u03c9 \u03c3\u03b5 \u03ad\u03bd\u03b1 \u03c4\u03c1\u03b1\u03c0\u03ad\u03b6\u03b9 \u03ba\u03b1\u03b9 \u03c4\u03bf \u03c4\u03c1\u03b1\u03c0\u03ad\u03b6\u03b9 \u03b5\u03c0\u03b9\u03c4\u03b1\u03c7\u03cd\u03bd\u03b5\u03c4\u03b1\u03b9 \u03bf\u03c1\u03b9\u03b6\u03cc\u03bd\u03c4\u03b9\u03b1.<!--WTPMD508758a1a81e80f7d1a6d0e3d00002aaf--><p class=\"watupro-nmatrix-unselect\">Unselect<\/p><\/div><div id=\"watuproNMatrixSelection-0-3\" class=\" watupro-matrix-draggable watupro-nmatrix-answer-3\" onclick=\"WatuPROINMatrix.sel(this, 'watuPRODroppableCell1142', 3);return false;\">\u0388\u03bd\u03b1 \u03b1\u03bd\u03c4\u03b9\u03ba\u03b5\u03af\u03bc\u03b5\u03bd\u03bf \u03c0\u03bf\u03c5 \u03c0\u03ad\u03c6\u03c4\u03b5\u03b9.<!--WTPMD5ecaf31a29b748de5531c384ebe4e5b6a--><p class=\"watupro-nmatrix-unselect\">Unselect<\/p><\/div><\/div><\/div><input type=\"hidden\" class=\"answerof-383 watupro-nmatrix-answer-field\"  id=\"field-watuPRODroppableCell1142\" name=\"matrix-left-1142\" value=\"\"><\/td><\/tr><tr><td class=\"watupro-matrix-left-cell\">\u03a3\u03c4\u03b1\u03c4\u03b9\u03ba\u03ae \u03c4\u03c1\u03b9\u03b2\u03ae<\/td>\n\t\t\t\t\t\t<td class=\"watupro-matrix-right-cell watuPRODroppable383\" id=\"watuPRODroppableCell1143\"><div class='question-choices'><div class=\"watupro-matrix-right\"><div id=\"watuproNMatrixSelection-1-0\" class=\" watupro-matrix-draggable watupro-nmatrix-answer-0\" onclick=\"WatuPROINMatrix.sel(this, 'watuPRODroppableCell1143', 0);return false;\">\u0391\u03bd\u03b5\u03b2\u03ac\u03c3\u03bf\u03c5\u03bc\u03b5 \u03bc\u03b5 \u03c4\u03bf \u03c7\u03ad\u03c1\u03b9 \u03bc\u03b1\u03c2 \u03ad\u03bd\u03b1 \u03b2\u03b9\u03b2\u03bb\u03af\u03bf \u03ba\u03b1\u03c4\u03b1\u03ba\u03cc\u03c1\u03c5\u03c6\u03b1 \u03c0\u03c1\u03bf\u03c2 \u03c4\u03b1 \u03c0\u03ac\u03bd\u03c9.<!--WTPMD5e97ff461682d5d035f3589cf4b1489cd--><p class=\"watupro-nmatrix-unselect\">Unselect<\/p><\/div><div id=\"watuproNMatrixSelection-1-1\" class=\" watupro-matrix-draggable watupro-nmatrix-answer-1\" onclick=\"WatuPROINMatrix.sel(this, 'watuPRODroppableCell1143', 1);return false;\">\u0388\u03bd\u03b1 \u03b2\u03b9\u03b2\u03bb\u03af\u03bf \u03c0\u03bf\u03c5 \u03b2\u03c1\u03af\u03c3\u03ba\u03b5\u03c4\u03b1\u03b9 \u03c0\u03ac\u03bd\u03c9 \u03c3\u03c4\u03bf \u03c4\u03c1\u03b1\u03c0\u03ad\u03b6\u03b9 \u03ba\u03b1\u03b9 \u03c4\u03bf \u03c4\u03c1\u03b1\u03c0\u03ad\u03b6\u03b9 \u03b5\u03c0\u03b9\u03c4\u03b1\u03c7\u03cd\u03bd\u03b5\u03c4\u03b1\u03b9 \u03bf\u03c1\u03b9\u03b6\u03cc\u03bd\u03c4\u03b9\u03b1 \u03b1\u03c0\u03cc\u03c4\u03bf\u03bc\u03b1 \u03ad\u03c4\u03c3\u03b9 \u03ce\u03c3\u03c4\u03b5 \u03c4\u03bf \u03b2\u03b9\u03b2\u03bb\u03af\u03bf \u03bd\u03b1 \u03b3\u03bb\u03c5\u03c3\u03c4\u03c1\u03af\u03c3\u03b5\u03b9 \u03c0\u03ac\u03bd\u03c9 \u03c3\u03c4\u03bf \u03c4\u03c1\u03b1\u03c0\u03ad\u03b6\u03b9.<!--WTPMD595e90941e812474092920cc4ea3b0bfa--><p class=\"watupro-nmatrix-unselect\">Unselect<\/p><\/div><div id=\"watuproNMatrixSelection-1-2\" class=\" watupro-matrix-draggable watupro-nmatrix-answer-2\" onclick=\"WatuPROINMatrix.sel(this, 'watuPRODroppableCell1143', 2);return false;\">\u0388\u03bd\u03b1 \u03b2\u03b9\u03b2\u03bb\u03af\u03bf \u03c0\u03bf\u03c5 \u03b2\u03c1\u03af\u03c3\u03ba\u03b5\u03c4\u03b1\u03b9 \u03b1\u03ba\u03af\u03bd\u03b7\u03c4\u03bf \u03c0\u03ac\u03bd\u03c9 \u03c3\u03b5 \u03ad\u03bd\u03b1 \u03c4\u03c1\u03b1\u03c0\u03ad\u03b6\u03b9 \u03ba\u03b1\u03b9 \u03c4\u03bf \u03c4\u03c1\u03b1\u03c0\u03ad\u03b6\u03b9 \u03b5\u03c0\u03b9\u03c4\u03b1\u03c7\u03cd\u03bd\u03b5\u03c4\u03b1\u03b9 \u03bf\u03c1\u03b9\u03b6\u03cc\u03bd\u03c4\u03b9\u03b1.<!--WTPMD508758a1a81e80f7d1a6d0e3d00002aaf--><p class=\"watupro-nmatrix-unselect\">Unselect<\/p><\/div><div id=\"watuproNMatrixSelection-1-3\" class=\" watupro-matrix-draggable watupro-nmatrix-answer-3\" onclick=\"WatuPROINMatrix.sel(this, 'watuPRODroppableCell1143', 3);return false;\">\u0388\u03bd\u03b1 \u03b1\u03bd\u03c4\u03b9\u03ba\u03b5\u03af\u03bc\u03b5\u03bd\u03bf \u03c0\u03bf\u03c5 \u03c0\u03ad\u03c6\u03c4\u03b5\u03b9.<!--WTPMD5ecaf31a29b748de5531c384ebe4e5b6a--><p class=\"watupro-nmatrix-unselect\">Unselect<\/p><\/div><\/div><\/div><input type=\"hidden\" class=\"answerof-383 watupro-nmatrix-answer-field\"  id=\"field-watuPRODroppableCell1143\" name=\"matrix-left-1143\" value=\"\"><\/td><\/tr><tr><td class=\"watupro-matrix-left-cell\">\u03a4\u03c1\u03b9\u03b2\u03ae \u039f\u03bb\u03af\u03c3\u03b8\u03b7\u03c3\u03b7\u03c2<\/td>\n\t\t\t\t\t\t<td class=\"watupro-matrix-right-cell watuPRODroppable383\" id=\"watuPRODroppableCell1144\"><div class='question-choices'><div class=\"watupro-matrix-right\"><div id=\"watuproNMatrixSelection-2-0\" class=\" watupro-matrix-draggable watupro-nmatrix-answer-0\" onclick=\"WatuPROINMatrix.sel(this, 'watuPRODroppableCell1144', 0);return false;\">\u0391\u03bd\u03b5\u03b2\u03ac\u03c3\u03bf\u03c5\u03bc\u03b5 \u03bc\u03b5 \u03c4\u03bf \u03c7\u03ad\u03c1\u03b9 \u03bc\u03b1\u03c2 \u03ad\u03bd\u03b1 \u03b2\u03b9\u03b2\u03bb\u03af\u03bf \u03ba\u03b1\u03c4\u03b1\u03ba\u03cc\u03c1\u03c5\u03c6\u03b1 \u03c0\u03c1\u03bf\u03c2 \u03c4\u03b1 \u03c0\u03ac\u03bd\u03c9.<!--WTPMD5e97ff461682d5d035f3589cf4b1489cd--><p class=\"watupro-nmatrix-unselect\">Unselect<\/p><\/div><div id=\"watuproNMatrixSelection-2-1\" class=\" watupro-matrix-draggable watupro-nmatrix-answer-1\" onclick=\"WatuPROINMatrix.sel(this, 'watuPRODroppableCell1144', 1);return false;\">\u0388\u03bd\u03b1 \u03b2\u03b9\u03b2\u03bb\u03af\u03bf \u03c0\u03bf\u03c5 \u03b2\u03c1\u03af\u03c3\u03ba\u03b5\u03c4\u03b1\u03b9 \u03c0\u03ac\u03bd\u03c9 \u03c3\u03c4\u03bf \u03c4\u03c1\u03b1\u03c0\u03ad\u03b6\u03b9 \u03ba\u03b1\u03b9 \u03c4\u03bf \u03c4\u03c1\u03b1\u03c0\u03ad\u03b6\u03b9 \u03b5\u03c0\u03b9\u03c4\u03b1\u03c7\u03cd\u03bd\u03b5\u03c4\u03b1\u03b9 \u03bf\u03c1\u03b9\u03b6\u03cc\u03bd\u03c4\u03b9\u03b1 \u03b1\u03c0\u03cc\u03c4\u03bf\u03bc\u03b1 \u03ad\u03c4\u03c3\u03b9 \u03ce\u03c3\u03c4\u03b5 \u03c4\u03bf \u03b2\u03b9\u03b2\u03bb\u03af\u03bf \u03bd\u03b1 \u03b3\u03bb\u03c5\u03c3\u03c4\u03c1\u03af\u03c3\u03b5\u03b9 \u03c0\u03ac\u03bd\u03c9 \u03c3\u03c4\u03bf \u03c4\u03c1\u03b1\u03c0\u03ad\u03b6\u03b9.<!--WTPMD595e90941e812474092920cc4ea3b0bfa--><p class=\"watupro-nmatrix-unselect\">Unselect<\/p><\/div><div id=\"watuproNMatrixSelection-2-2\" class=\" watupro-matrix-draggable watupro-nmatrix-answer-2\" onclick=\"WatuPROINMatrix.sel(this, 'watuPRODroppableCell1144', 2);return false;\">\u0388\u03bd\u03b1 \u03b2\u03b9\u03b2\u03bb\u03af\u03bf \u03c0\u03bf\u03c5 \u03b2\u03c1\u03af\u03c3\u03ba\u03b5\u03c4\u03b1\u03b9 \u03b1\u03ba\u03af\u03bd\u03b7\u03c4\u03bf \u03c0\u03ac\u03bd\u03c9 \u03c3\u03b5 \u03ad\u03bd\u03b1 \u03c4\u03c1\u03b1\u03c0\u03ad\u03b6\u03b9 \u03ba\u03b1\u03b9 \u03c4\u03bf \u03c4\u03c1\u03b1\u03c0\u03ad\u03b6\u03b9 \u03b5\u03c0\u03b9\u03c4\u03b1\u03c7\u03cd\u03bd\u03b5\u03c4\u03b1\u03b9 \u03bf\u03c1\u03b9\u03b6\u03cc\u03bd\u03c4\u03b9\u03b1.<!--WTPMD508758a1a81e80f7d1a6d0e3d00002aaf--><p class=\"watupro-nmatrix-unselect\">Unselect<\/p><\/div><div id=\"watuproNMatrixSelection-2-3\" class=\" watupro-matrix-draggable watupro-nmatrix-answer-3\" onclick=\"WatuPROINMatrix.sel(this, 'watuPRODroppableCell1144', 3);return false;\">\u0388\u03bd\u03b1 \u03b1\u03bd\u03c4\u03b9\u03ba\u03b5\u03af\u03bc\u03b5\u03bd\u03bf \u03c0\u03bf\u03c5 \u03c0\u03ad\u03c6\u03c4\u03b5\u03b9.<!--WTPMD5ecaf31a29b748de5531c384ebe4e5b6a--><p class=\"watupro-nmatrix-unselect\">Unselect<\/p><\/div><\/div><\/div><input type=\"hidden\" class=\"answerof-383 watupro-nmatrix-answer-field\"  id=\"field-watuPRODroppableCell1144\" name=\"matrix-left-1144\" value=\"\"><\/td><\/tr><tr><td class=\"watupro-matrix-left-cell\">\u039a\u03ac\u03b8\u03b5\u03c4\u03b7 \u03b4\u03cd\u03bd\u03b1\u03bc\u03b7<\/td>\n\t\t\t\t\t\t<td class=\"watupro-matrix-right-cell watuPRODroppable383\" id=\"watuPRODroppableCell1145\"><div class='question-choices'><div class=\"watupro-matrix-right\"><div id=\"watuproNMatrixSelection-3-0\" class=\" watupro-matrix-draggable watupro-nmatrix-answer-0\" onclick=\"WatuPROINMatrix.sel(this, 'watuPRODroppableCell1145', 0);return false;\">\u0391\u03bd\u03b5\u03b2\u03ac\u03c3\u03bf\u03c5\u03bc\u03b5 \u03bc\u03b5 \u03c4\u03bf \u03c7\u03ad\u03c1\u03b9 \u03bc\u03b1\u03c2 \u03ad\u03bd\u03b1 \u03b2\u03b9\u03b2\u03bb\u03af\u03bf \u03ba\u03b1\u03c4\u03b1\u03ba\u03cc\u03c1\u03c5\u03c6\u03b1 \u03c0\u03c1\u03bf\u03c2 \u03c4\u03b1 \u03c0\u03ac\u03bd\u03c9.<!--WTPMD5e97ff461682d5d035f3589cf4b1489cd--><p class=\"watupro-nmatrix-unselect\">Unselect<\/p><\/div><div id=\"watuproNMatrixSelection-3-1\" class=\" watupro-matrix-draggable watupro-nmatrix-answer-1\" onclick=\"WatuPROINMatrix.sel(this, 'watuPRODroppableCell1145', 1);return false;\">\u0388\u03bd\u03b1 \u03b2\u03b9\u03b2\u03bb\u03af\u03bf \u03c0\u03bf\u03c5 \u03b2\u03c1\u03af\u03c3\u03ba\u03b5\u03c4\u03b1\u03b9 \u03c0\u03ac\u03bd\u03c9 \u03c3\u03c4\u03bf \u03c4\u03c1\u03b1\u03c0\u03ad\u03b6\u03b9 \u03ba\u03b1\u03b9 \u03c4\u03bf \u03c4\u03c1\u03b1\u03c0\u03ad\u03b6\u03b9 \u03b5\u03c0\u03b9\u03c4\u03b1\u03c7\u03cd\u03bd\u03b5\u03c4\u03b1\u03b9 \u03bf\u03c1\u03b9\u03b6\u03cc\u03bd\u03c4\u03b9\u03b1 \u03b1\u03c0\u03cc\u03c4\u03bf\u03bc\u03b1 \u03ad\u03c4\u03c3\u03b9 \u03ce\u03c3\u03c4\u03b5 \u03c4\u03bf \u03b2\u03b9\u03b2\u03bb\u03af\u03bf \u03bd\u03b1 \u03b3\u03bb\u03c5\u03c3\u03c4\u03c1\u03af\u03c3\u03b5\u03b9 \u03c0\u03ac\u03bd\u03c9 \u03c3\u03c4\u03bf \u03c4\u03c1\u03b1\u03c0\u03ad\u03b6\u03b9.<!--WTPMD595e90941e812474092920cc4ea3b0bfa--><p class=\"watupro-nmatrix-unselect\">Unselect<\/p><\/div><div id=\"watuproNMatrixSelection-3-2\" class=\" watupro-matrix-draggable watupro-nmatrix-answer-2\" onclick=\"WatuPROINMatrix.sel(this, 'watuPRODroppableCell1145', 2);return false;\">\u0388\u03bd\u03b1 \u03b2\u03b9\u03b2\u03bb\u03af\u03bf \u03c0\u03bf\u03c5 \u03b2\u03c1\u03af\u03c3\u03ba\u03b5\u03c4\u03b1\u03b9 \u03b1\u03ba\u03af\u03bd\u03b7\u03c4\u03bf \u03c0\u03ac\u03bd\u03c9 \u03c3\u03b5 \u03ad\u03bd\u03b1 \u03c4\u03c1\u03b1\u03c0\u03ad\u03b6\u03b9 \u03ba\u03b1\u03b9 \u03c4\u03bf \u03c4\u03c1\u03b1\u03c0\u03ad\u03b6\u03b9 \u03b5\u03c0\u03b9\u03c4\u03b1\u03c7\u03cd\u03bd\u03b5\u03c4\u03b1\u03b9 \u03bf\u03c1\u03b9\u03b6\u03cc\u03bd\u03c4\u03b9\u03b1.<!--WTPMD508758a1a81e80f7d1a6d0e3d00002aaf--><p class=\"watupro-nmatrix-unselect\">Unselect<\/p><\/div><div id=\"watuproNMatrixSelection-3-3\" class=\" watupro-matrix-draggable watupro-nmatrix-answer-3\" onclick=\"WatuPROINMatrix.sel(this, 'watuPRODroppableCell1145', 3);return false;\">\u0388\u03bd\u03b1 \u03b1\u03bd\u03c4\u03b9\u03ba\u03b5\u03af\u03bc\u03b5\u03bd\u03bf \u03c0\u03bf\u03c5 \u03c0\u03ad\u03c6\u03c4\u03b5\u03b9.<!--WTPMD5ecaf31a29b748de5531c384ebe4e5b6a--><p class=\"watupro-nmatrix-unselect\">Unselect<\/p><\/div><\/div><\/div><input type=\"hidden\" class=\"answerof-383 watupro-nmatrix-answer-field\"  id=\"field-watuPRODroppableCell1145\" name=\"matrix-left-1145\" value=\"\"><\/td><\/tr><\/table><\/div><input type='hidden' name='question_id[]' id='qID_5' value='383' \/><input type='hidden' id='answerType383' value='nmatrix'><!-- end question-content--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-6' style=';'><div id='questionWrap-6'  class='   watupro-question-id-384'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>6. <\/span>\u03a4\u03bf \u03ba\u03b9\u03b2\u03ce\u03c4\u03b9\u03bf \u03ad\u03c7\u03b5\u03b9 \u03b2\u03ac\u03c1\u03bf\u03c2 500\u039d \u03ba\u03b1\u03b9 \u03bf \u03b5\u03c1\u03b3\u03ac\u03c4\u03b7\u03c2 \u03c4\u03bf \u03b1\u03bd\u03b5\u03b2\u03ac\u03b6\u03b5\u03b9 \u03c3\u03b5 \u03ba\u03b5\u03ba\u03bb\u03b9\u03bc\u03ad\u03bd\u03bf \u03b5\u03c0\u03af\u03c0\u03b5\u03b4\u03bf \u03bc\u03ae\u03ba\u03bf\u03c5\u03c2 6m \u03ba\u03b1\u03b9 \u03cd\u03c8\u03bf\u03c5\u03c2 3m \u03bc\u03b5 \u03b1\u03bc\u03b5\u03bb\u03b7\u03c4\u03ad\u03b5\u03c2 \u03c4\u03c1\u03b9\u03b2\u03ad\u03c2. \u0395\u03c0\u03ad\u03bb\u03b5\u03be\u03b5 \u03c4\u03b7 \u03c3\u03c9\u03c3\u03c4\u03ae \u03c0\u03c1\u03cc\u03c4\u03b1\u03c3\u03b7.<br \/>\r\n<br \/>\r\n<div id=\"attachment_6231\" style=\"width: 346px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-6231\" class=\" wp-image-6231\" src=\"http:\/\/viewonphysics.gr\/wp-content\/uploads\/2017\/12\/\u03a0\u03bf\u03bb\u03bb\u03b1\u03c0\u03bb\u03ae\u03c2-4-300x133.jpg\" alt=\"\" width=\"336\" height=\"149\" srcset=\"https:\/\/viewonphysics.gr\/wp-content\/uploads\/2017\/12\/\u03a0\u03bf\u03bb\u03bb\u03b1\u03c0\u03bb\u03ae\u03c2-4-300x133.jpg 300w, https:\/\/viewonphysics.gr\/wp-content\/uploads\/2017\/12\/\u03a0\u03bf\u03bb\u03bb\u03b1\u03c0\u03bb\u03ae\u03c2-4.jpg 671w\" sizes=\"auto, (max-width: 336px) 100vw, 336px\" \/><p id=\"caption-attachment-6231\" class=\"wp-caption-text\">\u0395\u03c1\u03ce\u03c4\u03b7\u03c3\u03b7 6<\/p><\/div><\/div><input type='hidden' name='question_id[]' id='qID_6' value='384' \/><input type='hidden' id='answerType384' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-384[]' id='answer-id-1146' class='answer   answerof-384 ' value='1146'   \/><label for='answer-id-1146' id='answer-label-1146' class=' answer'><span>\u0397 \u03b4\u03cd\u03bd\u03b1\u03bc\u03b7 \u03c0\u03bf\u03c5 \u03c3\u03c0\u03c1\u03ce\u03c7\u03bd\u03b5\u03b9 \u03c4\u03bf \u03ba\u03b9\u03b2\u03ce\u03c4\u03b9\u03bf \u03bf \u03b5\u03c1\u03b3\u03ac\u03c4\u03b7\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03af\u03c3\u03b7 \u03bc\u03b5 \u03c4o \u03b2\u03ac\u03c1\u03bf\u03c2 \u03c4\u03bf\u03c5 \u03ba\u03b9\u03b2\u03c9\u03c4\u03af\u03bf\u03c5.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-384[]' id='answer-id-1147' class='answer   answerof-384 ' value='1147'   \/><label for='answer-id-1147' id='answer-label-1147' class=' answer'><span>\u03a4\u03bf \u03ad\u03c1\u03b3\u03bf \u03c4\u03b7\u03c2 \u03b4\u03cd\u03bd\u03b1\u03bc\u03b7\u03c2 \u03c4\u03bf\u03c5 \u03b5\u03c1\u03b3\u03ac\u03c4\u03b7 \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03b1\u03bd\u03b5\u03b2\u03ac\u03c3\u03b5\u03b9 \u03c4\u03bf \u03ba\u03b9\u03b2\u03ce\u03c4\u03b9\u03bf \u03c3\u03c4\u03b7\u03bd \u03ba\u03bf\u03c1\u03c5\u03c6\u03ae 3000J.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-384[]' id='answer-id-1148' class='answer   answerof-384 ' value='1148'   \/><label for='answer-id-1148' id='answer-label-1148' class=' answer'><span>\u03a4\u03bf \u03ad\u03c1\u03b3\u03bf \u03c4\u03b7\u03c2 \u03b4\u03cd\u03bd\u03b1\u03bc\u03b7\u03c2 \u03c4\u03bf\u03c5 \u03b5\u03c1\u03b3\u03ac\u03c4\u03b7 \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03bc\u03b5\u03c4\u03b1\u03c6\u03ad\u03c1\u03b5\u03b9 \u03c4\u03bf \u03ba\u03b9\u03b2\u03ce\u03c4\u03b9\u03bf \u03b1\u03c0\u03cc \u03c4\u03b7 \u03b2\u03ac\u03c3\u03b7 \u03c3\u03c4\u03b7\u03bd \u03ba\u03bf\u03c1\u03c5\u03c6\u03ae \u03b5\u03af\u03bd\u03b1\u03b9 \u03af\u03c3\u03bf \u03bc\u03b5 \u03c4\u03bf \u03ad\u03c1\u03b3\u03bf \u03c4\u03bf\u03c5 \u03b2\u03ac\u03c1\u03bf\u03c5\u03c2 \u03b3\u03b9\u03b1 \u03c4\u03b7\u03bd \u03ba\u03b1\u03c4\u03b1\u03ba\u03cc\u03c1\u03c5\u03c6\u03b7 \u03b1\u03bd\u03cd\u03c8\u03c9\u03c3\u03b7 \u03c4\u03bf\u03c5 \u03ba\u03b9\u03b2\u03c9\u03c4\u03af\u03bf\u03c5 \u03ba\u03b1\u03c4\u03ac 3m.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-384[]' id='answer-id-1149' class='answer   answerof-384 ' value='1149'   \/><label for='answer-id-1149' id='answer-label-1149' class=' answer'><span>\u03a4\u03bf \u03ad\u03c1\u03b3\u03bf \u03c4\u03b7\u03c2 \u03b4\u03cd\u03bd\u03b1\u03bc\u03b7\u03c2 \u03c4\u03bf\u03c5 \u03b5\u03c1\u03b3\u03ac\u03c4\u03b7 \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03bc\u03b5\u03c4\u03b1\u03c6\u03ad\u03c1\u03b5\u03b9 \u03c4\u03bf \u03ba\u03b9\u03b2\u03ce\u03c4\u03b9\u03bf \u03c3\u03c4\u03b7\u03bd \u03ba\u03bf\u03c1\u03c5\u03c6\u03ae \u03b5\u03af\u03bd\u03b1\u03b9 \u03b4\u03b9\u03c0\u03bb\u03ac\u03c3\u03b9\u03bf \u03b1\u03c0\u03cc \u03c4\u03bf \u03ad\u03c1\u03b3\u03bf \u03c4\u03bf\u03c5 \u03b2\u03ac\u03c1\u03bf\u03c5\u03c2 \u03b3\u03b9\u03b1\u03c4\u03af \u03ad\u03c7\u03bf\u03c5\u03bc\u03b5 \u03ba\u03b1\u03b9 \u03b4\u03b9\u03c0\u03bb\u03ac\u03c3\u03b9\u03b1 \u03bc\u03b5\u03c4\u03b1\u03c4\u03cc\u03c0\u03b9\u03c3\u03b7.<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-7' style=';'><div id='questionWrap-7'  class='   watupro-question-id-385'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>7. <\/span>\u03a3\u03ce\u03bc\u03b1 \u03ba\u03b9\u03bd\u03b5\u03af\u03c4\u03b1\u03b9 \u03c3\u03b5 \u03bf\u03c1\u03b9\u03b6\u03cc\u03bd\u03b9\u03b1 \u03b5\u03c0\u03af\u03c0\u03b5\u03b4\u03bf \u03bc\u03b5 \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1 \u03c5<sub>0<\/sub>. \u03a3\u03c4\u03bf \u03c3\u03ce\u03bc\u03b1 \u03b1\u03c3\u03ba\u03b5\u03af\u03c4\u03b1\u03b9 \u03ba\u03b1\u03c4\u03ac \u03c4\u03b7 \u03b4\u03b9\u03b5\u03cd\u03b8\u03c5\u03bd\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03ba\u03af\u03bd\u03b7\u03c3\u03ae\u03c2 \u03c4\u03bf\u03c5 \u03bc\u03af\u03b1 \u03b4\u03cd\u03bd\u03b1\u03bc\u03b7 F, \u03b7 \u03bf\u03c0\u03bf\u03af\u03b1 \u03c4\u03bf\u03c5 \u03b1\u03c5\u03be\u03ac\u03bd\u03b5\u03b9 \u03c4\u03b7\u03bd \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1 \u03c3\u03b5 \u03c5, \u03bc\u03ad\u03c3\u03c9 \u03c4\u03bf\u03c5 \u03ad\u03c1\u03b3\u03bf\u03c5 \u03c4\u03b7\u03c2. \u03a4\u03bf \u03ad\u03c1\u03b3\u03bf \u03c0\u03bf\u03c5 \u03ba\u03b1\u03c4\u03b1\u03bd\u03b1\u03bb\u03ce\u03bd\u03b5\u03b9 \u03b7 \u03c4\u03c1\u03b9\u03b2\u03ae \u03b8\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9:<\/div><input type='hidden' name='question_id[]' id='qID_7' value='385' \/><input type='hidden' id='answerType385' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-385[]' id='answer-id-1150' class='answer   answerof-385 ' value='1150'   \/><label for='answer-id-1150' id='answer-label-1150' class=' answer'><span>\u038c\u03c3\u03bf \u03ba\u03b1\u03b9 \u03c4\u03bf \u03ad\u03c1\u03b3\u03bf \u03c4\u03b7\u03c2 F.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-385[]' id='answer-id-1151' class='answer   answerof-385 ' value='1151'   \/><label for='answer-id-1151' id='answer-label-1151' class=' answer'><span>'\u0399\u03c3\u03bf \u03bc\u03b5 \u03c4\u03b7 \u03bc\u03b5\u03c4\u03b1\u03b2\u03bf\u03bb\u03ae \u03c4\u03b7\u03c2 \u03ba\u03b9\u03bd\u03b7\u03c4\u03b9\u03ba\u03ae\u03c2 \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1\u03c2 \u03c4\u03bf\u03c5 \u03c3\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2. <\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-385[]' id='answer-id-1152' class='answer   answerof-385 ' value='1152'   \/><label for='answer-id-1152' id='answer-label-1152' class=' answer'><span>\u038a\u03c3\u03bf \u03bc\u03b5 \u03c4\u03b7\u03bd \u03c4\u03b5\u03bb\u03b9\u03ba\u03ae \u03ba\u03b9\u03bd\u03b7\u03c4\u03b9\u03ba\u03ae \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-385[]' id='answer-id-1153' class='answer   answerof-385 ' value='1153'   \/><label for='answer-id-1153' id='answer-label-1153' class=' answer'><span>\u039c\u03b9\u03ba\u03c1\u03cc\u03c4\u03b5\u03c1\u03bf \u03b1\u03c0\u03cc \u03c4\u03bf \u03ad\u03c1\u03b3\u03bf \u03c4\u03b7\u03c2 F \u03ba\u03b1\u03c4\u03ac \u03c4\u03bf \u03c0\u03bf\u03c3\u03cc \u03c4\u03b7\u03c2 \u03bc\u03b5\u03c4\u03b1\u03b2\u03bf\u03bb\u03ae\u03c2 \u03c4\u03b7\u03c2 \u03ba\u03b9\u03bd\u03b7\u03c4\u03b9\u03ba\u03ae\u03c2 \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1\u03c2, \u03b4\u03b7\u03bb\u03b1\u03b4\u03ae \u03ba\u03b1\u03c4\u03ac \u0394\u039a.<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-8' style=';'><div id='questionWrap-8'  class='   watupro-question-id-386'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>8. <\/span>\u03a3\u03ce\u03bc\u03b1 \u03ba\u03b9\u03bd\u03b5\u03af\u03c4\u03b1\u03b9 \u03c3\u03b5 \u03bf\u03c1\u03b9\u03b6\u03cc\u03bd\u03c4\u03b9\u03bf \u03b5\u03c0\u03af\u03c0\u03b5\u03b4\u03bf, \u03bf\u03c0\u03cc\u03c4\u03b5 \u03b1\u03c3\u03ba\u03b5\u03af\u03c4\u03b1\u03b9 \u03b5\u03c0\u03ac\u03bd\u03c9 \u03c4\u03bf\u03c5 \u03bf\u03c1\u03b9\u03b6\u03cc\u03bd\u03c4\u03b9\u03b1 \u03b4\u03cd\u03bd\u03b1\u03bc\u03b7 \u03c0\u03bf\u03c5 \u03c0\u03b1\u03c1\u03ac\u03b3\u03b5\u03b9 \u03ad\u03c1\u03b3\u03bf 600J. \u0391\u03bd \u03b4\u03b5 \u03bb\u03ac\u03b2\u03bf\u03c5\u03bc\u03b5 \u03c5\u03c0\u03cc\u03c8\u03b7 \u03c4\u03b7\u03bd \u03c4\u03c1\u03b9\u03b2\u03ae \u03b7 \u03ba\u03b9\u03bd\u03b7\u03c4\u03b9\u03ba\u03ae \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1 \u03c4\u03bf\u03c5 \u03c3\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2 \u03b1\u03c5\u03be\u03ac\u03bd\u03b5\u03c4\u03b1\u03b9 \u03ba\u03b1\u03c4\u03ac 60%. \u0391\u03bd \u03cc\u03bc\u03c9\u03c2 \u03bb\u03ac\u03b2\u03bf\u03c5\u03bc\u03b5 \u03c5\u03c0\u03cc\u03c8\u03b7 \u03c4\u03b7\u03bd \u03c4\u03c1\u03b9\u03b2\u03ae \u03b7 \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 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c4\u03bf 50% \u03c4\u03b7\u03c2 \u03b1\u03c1\u03c7\u03b9\u03ba\u03ae\u03c2. \u03a3\u03c4\u03b7\u03bd \u03c0\u03b5\u03c1\u03af\u03c0\u03c4\u03c9\u03c3\u03b7 \u03b1\u03c5\u03c4\u03ae \u03b7 \u03c4\u03c1\u03b9\u03b2\u03ae \u03b8\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9:<\/div><input type='hidden' name='question_id[]' id='qID_8' value='386' \/><input type='hidden' id='answerType386' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-386[]' id='answer-id-1154' class='answer   answerof-386 ' value='1154'   \/><label for='answer-id-1154' id='answer-label-1154' class=' answer'><span>100\u039d<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-386[]' id='answer-id-1155' class='answer   answerof-386 ' value='1155'   \/><label for='answer-id-1155' id='answer-label-1155' class=' answer'><span>200\u039d<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-386[]' id='answer-id-1156' class='answer   answerof-386 ' value='1156'   \/><label for='answer-id-1156' id='answer-label-1156' class=' answer'><span>300\u039d<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-386[]' id='answer-id-1157' class='answer   answerof-386 ' value='1157'   \/><label for='answer-id-1157' id='answer-label-1157' class=' answer'><span>500\u039d<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-9' style=';'><div id='questionWrap-9'  class='   watupro-question-id-387'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>9. <\/span>\u03a3\u03ce\u03bc\u03b1 \u03b2\u03ac\u03bb\u03b5\u03c4\u03b1\u03b9 \u03ba\u03b1\u03c4\u03b1\u03ba\u03cc\u03c1\u03c5\u03c6\u03b1 \u03c0\u03c1\u03bf\u03c2 \u03c4\u03b1 \u03c0\u03ac\u03bd\u03c9 \u03bc\u03b5 \u03ba\u03b9\u03bd\u03b7\u03c4\u03b9\u03ba\u03ae \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1 300J \u03ba\u03b1\u03b9 \u03b5\u03c0\u03b9\u03c3\u03c4\u03c1\u03ad\u03c6\u03b5\u03b9 \u03c3\u03c4\u03bf \u03c3\u03b7\u03bc\u03b5\u03af\u03bf \u03b5\u03ba\u03c4\u03cc\u03be\u03b5\u03c5\u03c3\u03b7\u03c2 \u03bc\u03b5 \u03ba\u03b9\u03bd\u03b7\u03c4\u03b9\u03ba\u03ae \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1 200J. \u03a0\u03bf\u03b9\u03b5\u03c2 \u03b1\u03c0\u03cc \u03c4\u03b9\u03c2 \u03c0\u03b1\u03c1\u03b1\u03ba\u03ac\u03c4\u03c9 \u03c0\u03c1\u03bf\u03c4\u03ac\u03c3\u03b5\u03b9\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c3\u03c9\u03c3\u03c4\u03ad\u03c2; \u0393\u03b9\u03b1 \u03c4\u03b7 \u03c3\u03c5\u03bd\u03bf\u03bb\u03b9\u03ba\u03ae \u03b4\u03b9\u03b1\u03b4\u03c1\u03bf\u03bc\u03ae \u03c4\u03bf\u03c5 \u03c3\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2:<\/div><input type='hidden' name='question_id[]' id='qID_9' value='387' \/><input type='hidden' id='answerType387' value='checkbox'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='checkbox' name='answer-387[]' id='answer-id-1158' class='answer   answerof-387 watupro_max_selections-2' value='1158'  onclick='return WatuPRO.maxSelections(387,2, this);' \/><label for='answer-id-1158' id='answer-label-1158' class=' answer'><span>\u03a4\u03bf \u03ad\u03c1\u03b3\u03bf \u03c4\u03bf\u03c5 \u03b2\u03ac\u03c1\u03bf\u03c5\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03af\u03c3\u03bf \u03bc\u03b5 \u03bc\u03b7\u03b4\u03ad\u03bd.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='checkbox' name='answer-387[]' id='answer-id-1159' class='answer   answerof-387 watupro_max_selections-2' value='1159'  onclick='return WatuPRO.maxSelections(387,2, this);' \/><label for='answer-id-1159' id='answer-label-1159' class=' answer'><span>\u03a4\u03bf \u03ad\u03c1\u03b3\u03bf \u03c4\u03bf\u03c5 \u03b2\u03ac\u03c1\u03bf\u03c5\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 300J.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='checkbox' name='answer-387[]' id='answer-id-1160' class='answer   answerof-387 watupro_max_selections-2' value='1160'  onclick='return WatuPRO.maxSelections(387,2, this);' \/><label for='answer-id-1160' id='answer-label-1160' class=' answer'><span>\u03a4\u03bf \u03ad\u03c1\u03b3\u03bf \u03c4\u03c9\u03bd \u03b1\u03bd\u03c4\u03b9\u03c3\u03c4\u03ac\u03c3\u03b5\u03c9\u03bd \u03b5\u03af\u03bd\u03b1\u03b9 100J.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='checkbox' name='answer-387[]' id='answer-id-1161' class='answer   answerof-387 watupro_max_selections-2' value='1161'  onclick='return WatuPRO.maxSelections(387,2, this);' \/><label for='answer-id-1161' id='answer-label-1161' class=' answer'><span>\u03a4\u03bf \u03ad\u03c1\u03b3\u03bf \u03c4\u03c9\u03bd \u03b1\u03bd\u03c4\u03b9\u03c3\u03c4\u03ac\u03c3\u03b5\u03c9\u03bd \u03b5\u03af\u03bd\u03b1\u03b9 200J.<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-10' style=';'><div id='questionWrap-10'  class='   watupro-question-id-388'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>10. <\/span>\u0391\u03c0\u03cc \u03c4\u03b7 \u03b2\u03ac\u03c3\u03b7 \u03ba\u03b5\u03ba\u03bb\u03b9\u03bc\u03ad\u03bd\u03bf\u03c5 \u03b5\u03c0\u03b9\u03c0\u03ad\u03b4\u03bf\u03c5 \u03b5\u03ba\u03c4\u03bf\u03be\u03b5\u03cd\u03b5\u03c4\u03b1\u03b9 \u03c3\u03ce\u03bc\u03b1 \u03bc\u03ac\u03b6\u03b1\u03c2 4kg \u03bc\u03b5 \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1 \u03c5<sub>0<\/sub>=20m\/s. \u03a4\u03bf \u03c3\u03ce\u03bc\u03b1 \u03b1\u03bd\u03b5\u03b2\u03b1\u03af\u03bd\u03b5\u03b9 \u03c3\u03c4\u03bf \u03ba\u03b5\u03ba\u03bb\u03b9\u03bc\u03ad\u03bd\u03bf \u03b5\u03c0\u03af\u03c0\u03b5\u03b4\u03bf 4m \u03ba\u03b1\u03b9 \u03b5\u03c0\u03b9\u03c3\u03c4\u03c1\u03ad\u03c6\u03b5\u03b9 \u03c3\u03c4\u03b7 \u03b2\u03ac\u03c3\u03b7 \u03bc\u03b5 \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1 8m\/s. \u0397 \u03c4\u03c1\u03b9\u03b2\u03ae \u03c0\u03bf\u03c5 \u03b1\u03c3\u03ba\u03ae\u03b8\u03b7\u03ba\u03b5 \u03c3\u03c4\u03bf \u03c3\u03ce\u03bc\u03b1 \u03ba\u03b1\u03c4\u03ac \u03c4\u03b7\u03bd \u03ba\u03af\u03bd\u03b7\u03c3\u03ae \u03c4\u03bf\u03c5 \u03b5\u03af\u03bd\u03b1\u03b9:<br \/>\r\n<br \/>\r\n<div id=\"attachment_6232\" style=\"width: 354px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-6232\" class=\" wp-image-6232\" src=\"http:\/\/viewonphysics.gr\/wp-content\/uploads\/2017\/12\/\u03a0\u03bf\u03bb\u03bb\u03b1\u03c0\u03bb\u03ae\u03c2-5-300x148.jpg\" alt=\"\" width=\"344\" height=\"170\" srcset=\"https:\/\/viewonphysics.gr\/wp-content\/uploads\/2017\/12\/\u03a0\u03bf\u03bb\u03bb\u03b1\u03c0\u03bb\u03ae\u03c2-5-300x148.jpg 300w, https:\/\/viewonphysics.gr\/wp-content\/uploads\/2017\/12\/\u03a0\u03bf\u03bb\u03bb\u03b1\u03c0\u03bb\u03ae\u03c2-5.jpg 624w\" sizes=\"auto, (max-width: 344px) 100vw, 344px\" \/><p id=\"caption-attachment-6232\" class=\"wp-caption-text\">\u0395\u03c1\u03ce\u03c4\u03b7\u03c3\u03b7 10<\/p><\/div><\/div><input type='hidden' name='question_id[]' id='qID_10' value='388' \/><input type='hidden' id='answerType388' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-388[]' id='answer-id-1162' class='answer   answerof-388 ' value='1162'   \/><label for='answer-id-1162' id='answer-label-1162' class=' answer'><span>168\u039d<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-388[]' id='answer-id-1163' class='answer   answerof-388 ' value='1163'   \/><label for='answer-id-1163' id='answer-label-1163' class=' answer'><span>84\u039d<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-388[]' id='answer-id-1164' class='answer   answerof-388 ' value='1164'   \/><label for='answer-id-1164' id='answer-label-1164' class=' answer'><span>42\u039d<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-388[]' id='answer-id-1165' class='answer   answerof-388 ' value='1165'   \/><label for='answer-id-1165' id='answer-label-1165' class=' answer'><span>21\u039d<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-11' style=';'><div id='questionWrap-11'  class='   watupro-question-id-391'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>11. <\/span>\u0388\u03bd\u03b1 \u03b1\u03c5\u03c4o\u03ba\u03af\u03bd\u03b7\u03c4\u03bf \u03ba\u03b9\u03bd\u03b5\u03af\u03c4\u03b1\u03b9 \u03bc\u03b5 \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1 \u03c5<sub>0<\/sub>. \u0393\u03b9\u03b1 \u03bd\u03b1 \u03c3\u03c4\u03b1\u03bc\u03b1\u03c4\u03ae\u03c3\u03b5\u03b9 \u03c4\u03bf \u03b1\u03c5\u03c4\u03bf\u03ba\u03af\u03bd\u03b7\u03c4\u03bf, \u03c4\u03bf \u03ad\u03c1\u03b3\u03bf \u03c4\u03c9\u03bd \u03c6\u03c1\u03ad\u03bd\u03c9\u03bd \u03b5\u03af\u03bd\u03b1\u03b9 W<sub>0<\/sub>. \u0391\u03bd \u03c4\u03b5\u03c4\u03c1\u03b1\u03c0\u03bb\u03b1\u03c3\u03b9\u03ac\u03c3\u03bf\u03c5\u03bc\u03b5 \u03c4\u03b7\u03bd \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1 \u03c5<sub>0, <\/sub>\u03c4\u03cc\u03c4\u03b5, \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03c3\u03c4\u03b1\u03bc\u03b1\u03c4\u03ae\u03c3\u03b5\u03b9, \u03b1\u03c0\u03b1\u03b9\u03c4\u03b5\u03af\u03c4\u03b1\u03b9 \u03ad\u03c1\u03b3\u03bf:<\/div><input type='hidden' name='question_id[]' id='qID_11' value='391' \/><input type='hidden' id='answerType391' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-391[]' id='answer-id-1174' class='answer   answerof-391 ' value='1174'   \/><label for='answer-id-1174' id='answer-label-1174' class=' answer'><span>2W<sub>0<\/sub><\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-391[]' id='answer-id-1175' class='answer   answerof-391 ' value='1175'   \/><label for='answer-id-1175' id='answer-label-1175' class=' answer'><span>4W<sub>0<\/sub><\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-391[]' id='answer-id-1176' class='answer   answerof-391 ' value='1176'   \/><label for='answer-id-1176' id='answer-label-1176' class=' answer'><span>8W<sub>0<\/sub><\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-391[]' id='answer-id-1177' class='answer   answerof-391 ' value='1177'   \/><label for='answer-id-1177' id='answer-label-1177' class=' answer'><span>16W<sub>0<\/sub><\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-12' style=';'><div id='questionWrap-12'  class='   watupro-question-id-389'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>12. <\/span>\u0394\u03cd\u03bf \u03bc\u03b1\u03b3\u03bd\u03ae\u03c4\u03b5\u03c2 \u0391 \u03ba\u03b1\u03b9 \u0392, \u03bc\u03b5 \u03bc\u03ac\u03b6\u03b5\u03c2 m<sub>1<\/sub> \u03ba\u03b1\u03b9 m<sub>2<\/sub> \u03b1\u03bd\u03c4\u03af\u03c3\u03c4\u03bf\u03b9\u03c7\u03b1, \u03b2\u03c1\u03af\u03c3\u03ba\u03bf\u03bd\u03c4\u03b1\u03b9 \u03b1\u03ba\u03af\u03bd\u03b7\u03c4\u03bf\u03b9 \u03c0\u03ac\u03bd\u03c9 \u03c3\u03b5 \u03bf\u03c1\u03b9\u03b6\u03cc\u03bd\u03c4\u03b9\u03bf \u03b5\u03c0\u03af\u03c0\u03b5\u03b4\u03bf. \u0391\u03bd \u03c4\u03bf\u03c5\u03c2 \u03c6\u03ad\u03c1\u03bf\u03c5\u03bc\u03b5 \u03c3\u03b5 \u03bc\u03b9\u03ba\u03c1\u03ae \u03bc\u03b5\u03c4\u03b1\u03be\u03cd \u03c4\u03bf\u03c5\u03c2 \u03b1\u03c0\u03cc\u03c3\u03c4\u03b1\u03c3\u03b7 \u03ba\u03b1\u03b9 \u03c4\u03bf\u03c5\u03c2 \u03b1\u03c6\u03ae\u03c3\u03bf\u03c5\u03bc\u03b5 \u03b5\u03bb\u03b5\u03cd\u03b8\u03b5\u03c1\u03bf\u03c5\u03c2, \u03b1\u03c1\u03c7\u03af\u03b6\u03bf\u03c5\u03bd \u03bd\u03b1 \u03ba\u03b9\u03bd\u03bf\u03cd\u03bd\u03c4\u03b1\u03b9, \u03c7\u03c9\u03c1\u03af\u03c2 \u03c5\u03c0\u03bf\u03bb\u03bf\u03b3\u03af\u03c3\u03b9\u03bc\u03b5\u03c2 \u03c4\u03c1\u03b9\u03b2\u03ad\u03c2, \u03bb\u03cc\u03b3\u03c9 \u03c4\u03b7\u03c2 \u03b1\u03bb\u03bb\u03b7\u03bb\u03b5\u03c0\u03af\u03b4\u03c1\u03b1\u03c3\u03b7\u03c2 \u03c4\u03c9\u03bd \u03bc\u03b1\u03b3\u03bd\u03b7\u03c4\u03b9\u03ba\u03ce\u03bd \u03b5\u03bb\u03ba\u03c4\u03b9\u03ba\u03ce\u03bd \u03b4\u03c5\u03bd\u03ac\u03bc\u03b5\u03c9\u03bd. \u03a4\u03b7 \u03c3\u03c4\u03b9\u03b3\u03bc\u03ae \u03c4\u03b7\u03c2 \u03c3\u03cd\u03b3\u03ba\u03c1\u03bf\u03c5\u03c3\u03b7\u03c2 \u03bf\u03b9 \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03ad\u03c2 \u03c4\u03bf\u03c5\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c5<sub>1<\/sub> \u03b3\u03b9\u03b1 \u03c4\u03bf \u0391 \u03ba\u03b1\u03b9 \u03c5<sub>2 <\/sub>\u03b3\u03b9\u03b1 \u03c4\u03bf \u0392. \u03a0\u03bf\u03b9\u03b5\u03c2 \u03b1\u03c0\u03cc \u03c4\u03b9\u03c2 \u03c0\u03b1\u03c1\u03b1\u03ba\u03ac\u03c4\u03c9 \u03c0\u03c1\u03bf\u03c4\u03ac\u03c3\u03b5\u03b9\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c3\u03c9\u03c3\u03c4\u03ad\u03c2;<br \/>\r\n<br \/>\r\n<div id=\"attachment_6233\" style=\"width: 329px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-6233\" class=\" wp-image-6233\" src=\"http:\/\/viewonphysics.gr\/wp-content\/uploads\/2017\/12\/\u03a0\u03bf\u03bb\u03bb\u03b1\u03c0\u03bb\u03ae\u03c2-6a-300x126.jpg\" alt=\"\" width=\"319\" height=\"134\" srcset=\"https:\/\/viewonphysics.gr\/wp-content\/uploads\/2017\/12\/\u03a0\u03bf\u03bb\u03bb\u03b1\u03c0\u03bb\u03ae\u03c2-6a-300x126.jpg 300w, https:\/\/viewonphysics.gr\/wp-content\/uploads\/2017\/12\/\u03a0\u03bf\u03bb\u03bb\u03b1\u03c0\u03bb\u03ae\u03c2-6a.jpg 639w\" sizes=\"auto, (max-width: 319px) 100vw, 319px\" \/><p id=\"caption-attachment-6233\" class=\"wp-caption-text\">\u0395\u03c1\u03ce\u03c4\u03b7\u03c3\u03b7 11<\/p><\/div><\/div><input type='hidden' name='question_id[]' id='qID_12' value='389' \/><input type='hidden' id='answerType389' value='checkbox'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='checkbox' name='answer-389[]' id='answer-id-1166' class='answer   answerof-389 watupro_max_selections-3' value='1166'  onclick='return WatuPRO.maxSelections(389,3, this);' \/><label for='answer-id-1166' id='answer-label-1166' class=' answer'><span>\u03a4\u03b7 \u03c3\u03c4\u03b9\u03b3\u03bc\u03ae \u03c0\u03bf\u03c5 \u03b1\u03c6\u03ae\u03bd\u03bf\u03c5\u03bc\u03b5 \u03b5\u03bb\u03b5\u03cd\u03b8\u03b5\u03c1\u03bf\u03c5\u03c2 \u03bd\u03b1 \u03ba\u03b9\u03bd\u03b7\u03b8\u03bf\u03cd\u03bd \u03bf\u03b9 \u03bc\u03b1\u03b3\u03bd\u03ae\u03c4\u03b5\u03c2, \u03c5\u03c0\u03ac\u03c1\u03c7\u03b5\u03b9 \u03b1\u03c0\u03bf\u03b8\u03b7\u03ba\u03b5\u03c5\u03bc\u03ad\u03bd\u03b7 \u03b4\u03c5\u03bd\u03b1\u03bc\u03b9\u03ba\u03ae \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1 \u03c3\u03c4\u03bf \u03c3\u03cd\u03c3\u03c4\u03b7\u03bc\u03b1.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='checkbox' name='answer-389[]' id='answer-id-1167' class='answer   answerof-389 watupro_max_selections-3' value='1167'  onclick='return WatuPRO.maxSelections(389,3, this);' \/><label for='answer-id-1167' id='answer-label-1167' class=' answer'><span>\u0397 \u03b4\u03c5\u03bd\u03b1\u03bc\u03b9\u03ba\u03ae \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1 \u03c4\u03bf\u03c5 \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2 \u03c4\u03c9\u03bd \u03b4\u03cd\u03bf \u03bc\u03b1\u03b3\u03bd\u03b7\u03c4\u03ce\u03bd \u03b5\u03af\u03bd\u03b1\u03b9 \u03af\u03c3\u03b7 \u03bc\u03b5 \u03c4\u03b7 \u03b4\u03b9\u03b1\u03c6\u03bf\u03c1\u03ac \u03c4\u03c9\u03bd \u03ba\u03b9\u03bd\u03b7\u03c4\u03b9\u03ba\u03ce\u03bd \u03b5\u03bd\u03b5\u03c1\u03b3\u03b5\u03b9\u03ce\u03bd \u03c4\u03c9\u03bd \u03bc\u03b1\u03b3\u03bd\u03b7\u03c4\u03ce\u03bd \u03c4\u03b7 \u03c3\u03c4\u03b9\u03b3\u03bc\u03ae \u03c4\u03b7\u03c2 \u03c3\u03cd\u03b3\u03ba\u03c1\u03bf\u03c5\u03c3\u03b7\u03c2.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='checkbox' name='answer-389[]' id='answer-id-1168' class='answer   answerof-389 watupro_max_selections-3' value='1168'  onclick='return WatuPRO.maxSelections(389,3, this);' \/><label for='answer-id-1168' id='answer-label-1168' class=' answer'><span>\u0397 \u03b4\u03c5\u03bd\u03b1\u03bc\u03b9\u03ba\u03ae \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1 \u03c4\u03bf\u03c5 \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2 \u03c4\u03c9\u03bd \u03b4\u03cd\u03bf \u03bc\u03b1\u03b3\u03bd\u03b7\u03c4\u03ce\u03bd \u03b5\u03af\u03bd\u03b1\u03b9 \u03af\u03c3\u03b7 \u03bc\u03b5 \u03c4\u03bf \u03ac\u03b8\u03c1\u03bf\u03b9\u03c3\u03bc\u03b1 \u03c4\u03c9\u03bd \u03ba\u03b9\u03bd\u03b7\u03c4\u03b9\u03ba\u03ce\u03bd \u03b5\u03bd\u03b5\u03c1\u03b3\u03b5\u03b9\u03ce\u03bd \u03c4\u03c9\u03bd \u03bc\u03b1\u03b3\u03bd\u03b7\u03c4\u03ce\u03bd \u03c4\u03b7 \u03c3\u03c4\u03b9\u03b3\u03bc\u03ae \u03c4\u03b7\u03c2 \u03c3\u03cd\u03b3\u03ba\u03c1\u03bf\u03c5\u03c3\u03b7\u03c2.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='checkbox' name='answer-389[]' id='answer-id-1169' class='answer   answerof-389 watupro_max_selections-3' value='1169'  onclick='return WatuPRO.maxSelections(389,3, this);' \/><label for='answer-id-1169' id='answer-label-1169' class=' answer'><span>\u038c\u03c3\u03bf \u03bf\u03b9 \u03bc\u03b1\u03b3\u03bd\u03ae\u03c4\u03b5\u03c2 \u03c0\u03bb\u03b7\u03c3\u03b9\u03ac\u03b6\u03bf\u03c5\u03bd \u03bc\u03b5\u03c4\u03b1\u03be\u03cd \u03c4\u03bf\u03c5\u03c2 \u03b7 \u03b4\u03c5\u03bd\u03b1\u03bc\u03b9\u03ba\u03ae \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1 \u03c4\u03bf\u03c5 \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2 \u03b5\u03bb\u03b1\u03c4\u03c4\u03ce\u03bd\u03b5\u03c4\u03b1\u03b9.<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-13' style=';'><div id='questionWrap-13'  class='   watupro-question-id-390'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>13. <\/span>\u03a3\u03ce\u03bc\u03b1 \u03c0\u03ad\u03c6\u03c4\u03b5\u03b9 \u03b1\u03c0\u03cc \u03cd\u03c8\u03bf\u03c2 h \u03c0\u03ac\u03bd\u03c9 \u03b1\u03c0\u03cc \u03c4\u03bf \u03ad\u03b4\u03b1\u03c6\u03bf\u03c2. \u0391\u03bd \u03bf\u03b9 \u03b1\u03bd\u03c4\u03b9\u03c3\u03c4\u03ac\u03c3\u03b5\u03b9\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b1\u03bc\u03b5\u03bb\u03b7\u03c4\u03ad\u03b5\u03c2, \u03b7 \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1 \u03c0\u03bf\u03c5 \u03c6\u03c4\u03ac\u03bd\u03b5\u03b9 \u03c3\u03c4\u03bf \u03ad\u03b4\u03b1\u03c6\u03bf\u03c2 \u03c4\u03bf \u03c3\u03ce\u03bc\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9:<\/div><input type='hidden' name='question_id[]' id='qID_13' value='390' \/><input type='hidden' id='answerType390' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-390[]' id='answer-id-1170' class='answer   answerof-390 ' value='1170'   \/><label for='answer-id-1170' id='answer-label-1170' class=' answer'><span><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-69e2378acaa9ed452b7e566f19ff5c52_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#32;&#92;&#115;&#113;&#114;&#116;&#123;&#103;&#104;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"22\" width=\"37\" style=\"vertical-align: -5px;\"\/><\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-390[]' id='answer-id-1171' class='answer   answerof-390 ' value='1171'   \/><label for='answer-id-1171' id='answer-label-1171' class=' answer'><span><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-e8e1abf2eff211415862a8b2a0730df5_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#32;&#92;&#115;&#113;&#114;&#116;&#123;&#50;&#103;&#104;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"22\" width=\"46\" style=\"vertical-align: -5px;\"\/><\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-390[]' id='answer-id-1172' class='answer   answerof-390 ' value='1172'   \/><label for='answer-id-1172' id='answer-label-1172' class=' answer'><span><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-9f02b51fffb500bb6c5b8ab5c831a030_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#32;&#50;&#103;&#104;\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"28\" style=\"vertical-align: -4px;\"\/><\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-390[]' id='answer-id-1173' class='answer   answerof-390 ' value='1173'   \/><label for='answer-id-1173' id='answer-label-1173' class=' answer'><span><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-f9b0c0555d55fa9e20c5b29d20f0d845_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#92;&#100;&#105;&#115;&#112;&#108;&#97;&#121;&#115;&#116;&#121;&#108;&#101;&#32;&#92;&#102;&#114;&#97;&#99;&#123;&#104;&#125;&#123;&#50;&#103;&#125;\" title=\"Rendered by QuickLaTeX.com\" height=\"41\" width=\"18\" style=\"vertical-align: -16px;\"\/><\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-14' style=';'><div id='questionWrap-14'  class='   watupro-question-id-392'>\n\t\t\t<div class='question-content'><span class='watupro_num'>14. <\/span>\u039c\u03af\u03b1 \u03bc\u03c0\u03ac\u03bb\u03b1 \u03b1\u03c6\u03ae\u03bd\u03b5\u03c4\u03b1\u03b9 \u03b5\u03bb\u03b5\u03cd\u03b8\u03b5\u03c1\u03b7 \u03bd\u03b1 \u03ba\u03b9\u03bd\u03b7\u03b8\u03b5\u03af \u03b1\u03c0\u03cc \u03c4\u03b7 \u03bc\u03af\u03b1 \u03ac\u03ba\u03c1\u03b7 \u03bc\u03b9\u03b1 \u03bc\u03b5\u03c4\u03b1\u03bb\u03bb\u03b9\u03ba\u03ae\u03c2 \u03c4\u03c1\u03bf\u03c7\u03b9\u03ac\u03c2. \u0391\u03bd \u03b8\u03b5\u03c9\u03c1\u03ae\u03c3\u03bf\u03c5\u03bc\u03b5 \u03cc\u03c4\u03b9 \u03bf\u03b9 \u03c4\u03c1\u03b9\u03b2\u03ad\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b1\u03bc\u03b5\u03bb\u03b7\u03c4\u03ad\u03b5\u03c2, \u03ba\u03b1\u03c4\u03ac\u03c4\u03b1\u03be\u03b5 \u03c4\u03b7 \u03b4\u03c5\u03bd\u03b1\u03bc\u03b9\u03ba\u03ae \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1 \u03b1\u03c0\u03cc \u03c4\u03b7 \u03bc\u03b5\u03b3\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03b7 \u03c0\u03c1\u03bf\u03c2 \u03c4\u03b7 \u03bc\u03b9\u03ba\u03c1\u03cc\u03c4\u03b5\u03c1\u03b7 \u03c4\u03b9\u03bc\u03ae \u03c3\u03c4\u03b1 \u03c3\u03b7\u03bc\u03b5\u03af\u03b1 \u0391.\u0392.\u0393 \u03ba\u03b1\u03b9 \u0394.<br \/>\r\n<br \/>\r\n<div id=\"attachment_6236\" style=\"width: 351px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-6236\" class=\" wp-image-6236\" src=\"http:\/\/viewonphysics.gr\/wp-content\/uploads\/2017\/12\/\u03a0\u03bf\u03bb\u03bb\u03b1\u03c0\u03bb\u03ae\u03c2-7-300x102.jpg\" alt=\"\" width=\"341\" height=\"116\" srcset=\"https:\/\/viewonphysics.gr\/wp-content\/uploads\/2017\/12\/\u03a0\u03bf\u03bb\u03bb\u03b1\u03c0\u03bb\u03ae\u03c2-7-300x102.jpg 300w, https:\/\/viewonphysics.gr\/wp-content\/uploads\/2017\/12\/\u03a0\u03bf\u03bb\u03bb\u03b1\u03c0\u03bb\u03ae\u03c2-7-768x260.jpg 768w, https:\/\/viewonphysics.gr\/wp-content\/uploads\/2017\/12\/\u03a0\u03bf\u03bb\u03bb\u03b1\u03c0\u03bb\u03ae\u03c2-7.jpg 791w\" sizes=\"auto, (max-width: 341px) 100vw, 341px\" \/><p id=\"caption-attachment-6236\" class=\"wp-caption-text\">\u0395\u03c1\u03ce\u03c4\u03b7\u03c3\u03b7 14<\/p><\/div><!-- end question-content--><\/div><div class='question-choices watupro-sortable-choices'><ul id='watuPROSortable392' class='watupro-sortable '>\t\t\t\t\t\t<li id=\"watuPROSortable392_1\">\u0392<!--|||%CE%92--><\/li>\n\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t<li id=\"watuPROSortable392_2\">\u0391<!--|||%CE%91--><\/li>\n\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t<li id=\"watuPROSortable392_3\">\u0393<!--|||%CE%93--><\/li>\n\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t<li id=\"watuPROSortable392_4\">\u0394<!--|||%CE%94--><\/li>\n\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t<\/ul><input type=\"hidden\" name=\"answer-392[]\" id=\"watuPROSortableValue392\" value=\"%CE%92%7C%CE%91%7C%CE%93%7C%CE%94%7C\" class=\"answer answerof-392\">\t\t\t\t\t\n\t\t\t\t\t<script type=\"text\/javascript\">\n\t\t\t\t\tdocument.addEventListener('DOMContentLoaded', function(event) {\n\t\t\t\t\t    jQuery( \"#watuPROSortable392\" ).sortable({\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\tstop: function(event, ui) { WatuPROSort.sortable(event, ui) }\t\t\t\t    \t\n\t\t\t\t\t    \t});\t\t\t\t\t    \n\t\t\t\t\t  });\n\t\t\t\t\t<\/script><\/div><!-- end question-choices--><input type='hidden' name='question_id[]' id='qID_14' value='392' \/><input type='hidden' id='answerType392' value='sort'><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-15' style=';'><div id='questionWrap-15'  class='   watupro-question-id-393'>\n\t\t\t<div class='question-content'><span class='watupro_num'>15. <\/span>\u039d\u03b1 \u03ba\u03b1\u03c4\u03b1\u03c4\u03ac\u03be\u03b5\u03b9\u03c2 \u03b1\u03c0\u03cc \u03c4\u03b7 \u03bc\u03b5\u03b3\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03b7 \u03c3\u03c4\u03b7 \u03bc\u03b9\u03ba\u03c1\u03cc\u03c4\u03b5\u03c1\u03b7 \u03c4\u03b9\u03c2 \u03ba\u03b9\u03bd\u03b7\u03c4\u03b9\u03ba\u03ad\u03c2 \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b5\u03c2 \u03c4\u03b7\u03c2 \u03bc\u03c0\u03ac\u03bb\u03b1\u03c2 \u03c4\u03bf\u03c5 \u03c0\u03c1\u03bf\u03b7\u03b3\u03bf\u03cd\u03bc\u03b5\u03bd\u03bf\u03c5 \u03b5\u03c1\u03c9\u03c4\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2.<!-- end question-content--><\/div><div class='question-choices watupro-sortable-choices'><ul id='watuPROSortable393' class='watupro-sortable '>\t\t\t\t\t\t<li id=\"watuPROSortable393_1\">\u0393<!--|||%CE%93--><\/li>\n\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t<li id=\"watuPROSortable393_2\">\u0392<!--|||%CE%92--><\/li>\n\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t<li id=\"watuPROSortable393_3\">\u0391<!--|||%CE%91--><\/li>\n\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t<li id=\"watuPROSortable393_4\">\u0394<!--|||%CE%94--><\/li>\n\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t<\/ul><input type=\"hidden\" name=\"answer-393[]\" id=\"watuPROSortableValue393\" value=\"%CE%93%7C%CE%92%7C%CE%91%7C%CE%94%7C\" class=\"answer answerof-393\">\t\t\t\t\t\n\t\t\t\t\t<script type=\"text\/javascript\">\n\t\t\t\t\tdocument.addEventListener('DOMContentLoaded', function(event) {\n\t\t\t\t\t    jQuery( \"#watuPROSortable393\" ).sortable({\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\tstop: function(event, ui) { WatuPROSort.sortable(event, ui) }\t\t\t\t    \t\n\t\t\t\t\t    \t});\t\t\t\t\t    \n\t\t\t\t\t  });\n\t\t\t\t\t<\/script><\/div><!-- end question-choices--><input type='hidden' name='question_id[]' id='qID_15' value='393' \/><input type='hidden' id='answerType393' value='sort'><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-16' style=';'><div id='questionWrap-16'  class='   watupro-question-id-398'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>16. <\/span>\u0388\u03bd\u03b1 \u03b1\u03c5\u03c4\u03bf\u03ba\u03af\u03bd\u03b7\u03c4\u03bf \u03ba\u03b1\u03c4\u03b5\u03b2\u03b1\u03af\u03bd\u03b5\u03b9 \u03bc\u03af\u03b1 \u03ba\u03b1\u03c4\u03b7\u03c6\u03cc\u03c1\u03b1. \u039f \u03bf\u03b4\u03b7\u03b3\u03cc\u03c2 \u03c0\u03b1\u03c4\u03ac\u03b5\u03b9 \u03c6\u03c1\u03ad\u03bd\u03bf \u03ba\u03b1\u03b9 \u03b4\u03b9\u03b1\u03c4\u03b7\u03c1\u03b5\u03af \u03c3\u03c4\u03b1\u03b8\u03b5\u03c1\u03ae \u03c4\u03b7\u03bd \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1 \u03ba\u03b1\u03b8\u03cc\u03b4\u03bf\u03c5 \u03c4\u03bf\u03c5 \u03b1\u03c5\u03c4\u03bf\u03ba\u03b9\u03bd\u03ae\u03c4\u03bf\u03c5. \u0386\u03c1\u03b1, \u03b7 \u03b4\u03c5\u03bd\u03b1\u03bc\u03b9\u03ba\u03ae \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1 \u03c4\u03bf\u03c5 \u03b1\u03c5\u03c4\u03bf\u03ba\u03b9\u03bd\u03ae\u03c4\u03bf\u03c5 \u03bc\u03b5\u03b9\u03ce\u03bd\u03b5\u03c4\u03b1\u03b9 \u03b5\u03bd\u03ce \u03ba\u03b9\u03bd\u03b7\u03c4\u03b9\u03ba\u03ae \u03c0\u03b1\u03c1\u03b1\u03bc\u03ad\u03bd\u03b5\u03b9 \u03c3\u03c4\u03b1\u03b8\u03b5\u03c1\u03ae. \u0391\u03c5\u03c4\u03cc \u03c3\u03c5\u03bc\u03b2\u03b1\u03af\u03bd\u03b5\u03b9 \u03b3\u03b9\u03b1\u03c4\u03af:<\/div><input type='hidden' name='question_id[]' id='qID_16' value='398' \/><input type='hidden' id='answerType398' value='checkbox'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='checkbox' name='answer-398[]' id='answer-id-1195' class='answer   answerof-398 watupro_max_selections-2' value='1195'  onclick='return WatuPRO.maxSelections(398,2, this);' \/><label for='answer-id-1195' id='answer-label-1195' class=' answer'><span>\u03a4\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 \u03c4\u03b7\u03bd \u03ba\u03b1\u03c4\u03b1\u03bd\u03b1\u03bb\u03ce\u03bd\u03bf\u03c5\u03bd \u03c4\u03b1 \u03c6\u03c1\u03ad\u03bd\u03b1 \u03ba\u03b1\u03b9 \u03c4\u03b7 \u03bc\u03b5\u03c4\u03b1\u03c4\u03c1\u03ad\u03c0\u03bf\u03c5\u03bd \u03c3\u03b5 \u03b8\u03b5\u03c1\u03bc\u03cc\u03c4\u03b7\u03c4\u03b1 \u03bb\u03cc\u03b3\u03c9 \u03c4\u03c9\u03bd \u03c4\u03c1\u03b9\u03b2\u03ce\u03bd \u03c4\u03c9\u03bd \u03c6\u03c1\u03ad\u03bd\u03c9\u03bd \u03bc\u03b5 \u03c4\u03b7 \u03c1\u03cc\u03b4\u03b1.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='checkbox' name='answer-398[]' id='answer-id-1196' class='answer   answerof-398 watupro_max_selections-2' value='1196'  onclick='return WatuPRO.maxSelections(398,2, this);' \/><label for='answer-id-1196' id='answer-label-1196' class=' answer'><span>\u0397 \u03ba\u03b9\u03bd\u03b7\u03c4\u03b9\u03ba\u03ae \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1 \u03b1\u03c5\u03be\u03ac\u03bd\u03b5\u03c4\u03b1\u03b9, \u03b1\u03bb\u03bb\u03ac \u03b7 \u03b1\u03cd\u03be\u03b7\u03c3\u03b7 \u03b4\u03b5 \u03b3\u03af\u03bd\u03b5\u03c4\u03b1\u03b9 \u03b1\u03bd\u03c4\u03b9\u03bb\u03b7\u03c0\u03c4\u03ae \u03bb\u03cc\u03b3\u03c9 \u03c4\u03b7\u03c2 \u03bc\u03b5\u03b3\u03ac\u03bb\u03b7\u03c2 \u03bc\u03ac\u03b6\u03b1\u03c2 \u03c4\u03bf\u03c5 \u03b1\u03c5\u03c4\u03bf\u03ba\u03b9\u03bd\u03ae\u03c4\u03bf\u03c5.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='checkbox' name='answer-398[]' id='answer-id-1197' class='answer   answerof-398 watupro_max_selections-2' value='1197'  onclick='return WatuPRO.maxSelections(398,2, this);' \/><label for='answer-id-1197' id='answer-label-1197' class=' answer'><span>\u0395\u03b4\u03ce \u03c5\u03c0\u03ac\u03c1\u03c7\u03b5\u03b9 \u03bc\u03af\u03b1 \u03bc\u03b5\u03af\u03c9\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03ae\u03c2 \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1\u03c2 \u03bb\u03cc\u03b3\u03c9 \u03c4\u03c9\u03bd \u03c4\u03c1\u03b9\u03b2\u03ce\u03bd \u03c0\u03bf\u03c5 \u03b1\u03bd\u03b1\u03c0\u03c4\u03cd\u03c3\u03c3\u03bf\u03c5\u03bd \u03c4\u03b1 \u03c6\u03c1\u03ad\u03bd\u03b1, \u03b7 \u03bf\u03c0\u03bf\u03af\u03b1 \u03b5\u03c0\u03b7\u03c1\u03b5\u03ac\u03b6\u03b5\u03b9 \u03bc\u03cc\u03bd\u03bf \u03c4\u03b7\u03bd \u03ba\u03b9\u03bd\u03b7\u03c4\u03b9\u03ba\u03ae \u03ba\u03b1\u03b9 \u03cc\u03c7\u03b9 \u03c4\u03b7 \u03b4\u03c5\u03bd\u03b1\u03bc\u03b9\u03ba\u03ae \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='checkbox' name='answer-398[]' id='answer-id-1198' class='answer   answerof-398 watupro_max_selections-2' value='1198'  onclick='return WatuPRO.maxSelections(398,2, this);' \/><label for='answer-id-1198' id='answer-label-1198' class=' answer'><span>\u0394\u03b5\u03bd \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03b4\u03b9\u03b1\u03c4\u03b7\u03c1\u03b5\u03af \u03c3\u03c4\u03b1\u03b8\u03b5\u03c1\u03ae \u03c4\u03b7\u03bd \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1 \u03c3\u03c4\u03b7\u03bd \u03ba\u03b1\u03c4\u03b7\u03c6\u03cc\u03c1\u03b1 \u03b3\u03b9\u03b1\u03c4\u03af \u03c5\u03c0\u03bf\u03c7\u03c1\u03b5\u03c9\u03c4\u03b9\u03ba\u03ac \u03b7 \u03bc\u03b5\u03af\u03c9\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03b4\u03c5\u03bd\u03b1\u03bc\u03b9\u03ba\u03ae\u03c2 \u03c3\u03c5\u03bd\u03b5\u03c0\u03ac\u03b3\u03b5\u03c4\u03b1\u03b9 \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.<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-17' style=';'><div id='questionWrap-17'  class='   watupro-question-id-394'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>17. <\/span>\u0388\u03bd\u03b1 \u03ba\u03b9\u03b2\u03ce\u03c4\u03b9\u03bf \u03ba\u03b1\u03c4\u03b5\u03b2\u03b1\u03af\u03bd\u03b5\u03b9 \u03c3\u03b5 \u03ba\u03b5\u03ba\u03bb\u03b9\u03bc\u03ad\u03bd\u03bf \u03b5\u03c0\u03af\u03c0\u03b5\u03b4\u03bf \u03c7\u03c9\u03c1\u03af\u03c2 \u03c4\u03c1\u03b9\u03b2\u03ad\u03c2, \u03bc\u03b5 \u03ba\u03b9\u03bd\u03b7\u03c4\u03b9\u03ba\u03ae \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1 350J \u03ba\u03b1\u03b9 \u03b4\u03c5\u03bd\u03b1\u03bc\u03b9\u03ba\u03ae 860J. \u0391\u03bd \u03c4\u03bf \u03ba\u03b9\u03b2\u03ce\u03c4\u03b9\u03bf \u03c7\u03ac\u03c3\u03b5\u03b9 450J \u03b4\u03c5\u03bd\u03b1\u03bc\u03b9\u03ba\u03ae \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1, \u03c4\u03cc\u03c4\u03b5:<\/div><input type='hidden' name='question_id[]' id='qID_17' value='394' \/><input type='hidden' id='answerType394' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-394[]' id='answer-id-1179' class='answer   answerof-394 ' value='1179'   \/><label for='answer-id-1179' id='answer-label-1179' class=' answer'><span>\u0397 \u03b4\u03c5\u03bd\u03b1\u03bc\u03b9\u03ba\u03ae \u03c4\u03bf\u03c5 \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1 \u03b3\u03af\u03bd\u03b5\u03c4\u03b1\u03b9 410J \u03ba\u03b1\u03b9 \u03b7 \u03ba\u03b9\u03bd\u03b7\u03c4\u03b9\u03ba\u03ae \u03c4\u03bf\u03c5 \u03c0\u03b1\u03c1\u03b1\u03bc\u03ad\u03bd\u03b5\u03b9 350J.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-394[]' id='answer-id-1180' class='answer   answerof-394 ' value='1180'   \/><label for='answer-id-1180' id='answer-label-1180' class=' answer'><span>\u0397 \u03ba\u03b9\u03bd\u03b7\u03c4\u03b9\u03ba\u03ae \u03c4\u03bf\u03c5 \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1 \u03b3\u03af\u03bd\u03b5\u03c4\u03b1\u03b9 800J \u03ba\u03b1\u03b9 \u03b7 \u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03ae \u03c4\u03bf\u03c5 \u03c0\u03b1\u03c1\u03b1\u03bc\u03ad\u03bd\u03b5\u03b9 1210J.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-394[]' id='answer-id-1181' class='answer   answerof-394 ' value='1181'   \/><label for='answer-id-1181' id='answer-label-1181' class=' answer'><span>\u0397 \u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03ae \u03c4\u03bf\u03c5 \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1 \u03ad\u03c7\u03b5\u03b9 \u03b1\u03c0\u03ce\u03bb\u03b5\u03b9\u03b1 450J.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-394[]' id='answer-id-1182' class='answer   answerof-394 ' value='1182'   \/><label for='answer-id-1182' id='answer-label-1182' class=' answer'><span>\u0397 \u03b1\u03c0\u03ce\u03bb\u03b5\u03b9\u03b1 \u03c4\u03c9\u03bd 450J \u03b4\u03c5\u03bd\u03b1\u03bc\u03b9\u03ba\u03ae\u03c2 \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1\u03c2 \u03b1\u03c5\u03be\u03ac\u03bd\u03b5\u03b9 \u03c4\u03b7 \u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03ae \u03c4\u03bf\u03c5 \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1 \u03ba\u03b1\u03c4\u03ac \u03c4\u03bf \u03af\u03b4\u03b9\u03bf \u03c0\u03bf\u03c3\u03cc.<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-18' style=';'><div id='questionWrap-18'  class='   watupro-question-id-395'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>18. <\/span>\u03a3\u03ce\u03bc\u03b1 \u03c0\u03ad\u03c6\u03c4\u03b5\u03b9 \u03b1\u03c0\u03cc \u03bf\u03c1\u03b9\u03c3\u03bc\u03ad\u03bd\u03bf \u03cd\u03c8\u03bf\u03c2 \u03c7\u03c9\u03c1\u03af\u03c2 \u03b1\u03bd\u03c4\u03b9\u03c3\u03c4\u03ac\u03c3\u03b5\u03b9\u03c2. \u038c\u03c4\u03b1\u03bd \u03b2\u03c1\u03b5\u03b8\u03b5\u03af \u03c3\u03b5 \u03cd\u03c8\u03bf\u03c2 6m \u03b7 \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03ac \u03c4\u03bf\u03c5 \u03b5\u03af\u03bd\u03b1\u03b9 15m\/s. \u03a3\u03b5 \u03cd\u03c8\u03bf\u03c2 13,2m \u03b7 \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03ac \u03c4\u03bf\u03c5 \u03ae\u03c4\u03b1\u03bd:<\/div><input type='hidden' name='question_id[]' id='qID_18' value='395' \/><input type='hidden' id='answerType395' value='radio'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-395[]' id='answer-id-1183' class='answer   answerof-395 ' value='1183'   \/><label for='answer-id-1183' id='answer-label-1183' class=' answer'><span>9m\/s<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-395[]' id='answer-id-1184' class='answer   answerof-395 ' value='1184'   \/><label for='answer-id-1184' id='answer-label-1184' class=' answer'><span>12m\/s<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-395[]' id='answer-id-1185' class='answer   answerof-395 ' value='1185'   \/><label for='answer-id-1185' id='answer-label-1185' class=' answer'><span>16m\/s<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-395[]' id='answer-id-1186' class='answer   answerof-395 ' value='1186'   \/><label for='answer-id-1186' id='answer-label-1186' class=' answer'><span>18m\/s<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-19' style=';'><div id='questionWrap-19'  class='   watupro-question-id-396'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>19. <\/span>\u03a4\u03bf \u03b4\u03b9\u03ac\u03b3\u03c1\u03b1\u03bc\u03bc\u03b1 \u03b4\u03b5\u03af\u03c7\u03bd\u03b5\u03b9 \u03c4\u03b7 \u03b4\u03c5\u03bd\u03b1\u03bc\u03b9\u03ba\u03ae \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1 \u03b5\u03bd\u03cc\u03c2 \u03c3\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2 \u03c0\u03bf\u03c5 \u03c0\u03ad\u03c6\u03c4\u03b5\u03b9 \u03b1\u03c0\u03cc \u03bf\u03c1\u03b9\u03c3\u03bc\u03ad\u03bd\u03bf \u03cd\u03c8\u03bf\u03c2 \u03c7\u03c9\u03c1\u03af\u03c2 \u03b1\u03bd\u03c4\u03b9\u03c3\u03c4\u03ac\u03c3\u03b5\u03b9\u03c2, \u03c3\u03b5 \u03c3\u03c5\u03bd\u03ac\u03c1\u03c4\u03b7\u03c3\u03b7 \u03bc\u03b5 \u03c4\u03b7 \u03b8\u03ad\u03c3\u03b7 \u03c4\u03bf\u03c5, \u03c9\u03c2 \u03c0\u03c1\u03bf\u03c2 \u03c4\u03bf \u03b1\u03c1\u03c7\u03b9\u03ba\u03cc \u03c3\u03b7\u03bc\u03b5\u03af\u03bf \u03b5\u03ba\u03ba\u03af\u03bd\u03b7\u03c3\u03b7\u03c2. \u03a0\u03bf\u03b9\u03b5\u03c2 \u03b1\u03c0\u03cc \u03c4\u03b9\u03c2 \u03c0\u03b1\u03c1\u03b1\u03ba\u03ac\u03c4\u03c9 \u03c0\u03c1\u03bf\u03c4\u03ac\u03c3\u03b5\u03b9\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c3\u03c9\u03c3\u03c4\u03ad\u03c2 \u03b3\u03b9\u03b1 \u03c4\u03bf \u03c3\u03ce\u03bc\u03b1;<br \/>\r\n<br \/>\r\n<div id=\"attachment_6238\" style=\"width: 326px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-6238\" class=\" wp-image-6238\" src=\"http:\/\/viewonphysics.gr\/wp-content\/uploads\/2017\/12\/\u03a0\u03bf\u03bb\u03bb\u03b1\u03c0\u03bb\u03ae\u03c2-10-300x240.jpg\" alt=\"\" width=\"316\" height=\"253\" srcset=\"https:\/\/viewonphysics.gr\/wp-content\/uploads\/2017\/12\/\u03a0\u03bf\u03bb\u03bb\u03b1\u03c0\u03bb\u03ae\u03c2-10-300x240.jpg 300w, https:\/\/viewonphysics.gr\/wp-content\/uploads\/2017\/12\/\u03a0\u03bf\u03bb\u03bb\u03b1\u03c0\u03bb\u03ae\u03c2-10.jpg 641w\" sizes=\"auto, (max-width: 316px) 100vw, 316px\" \/><p id=\"caption-attachment-6238\" class=\"wp-caption-text\">\u0395\u03c1\u03ce\u03c4\u03b7\u03c3\u03b7 19<\/p><\/div><\/div><input type='hidden' name='question_id[]' id='qID_19' value='396' \/><input type='hidden' id='answerType396' value='checkbox'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='checkbox' name='answer-396[]' id='answer-id-1187' class='answer   answerof-396 watupro_max_selections-3' value='1187'  onclick='return WatuPRO.maxSelections(396,3, this);' \/><label for='answer-id-1187' id='answer-label-1187' class=' answer'><span>\u0397 \u03ba\u03b9\u03bd\u03b7\u03c4\u03b9\u03ba\u03ae \u03c4\u03bf\u03c5 \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1 \u03c4\u03b7 \u03c3\u03c4\u03b9\u03b3\u03bc\u03ae \u03c0\u03bf\u03c5 \u03ba\u03c4\u03c5\u03c0\u03ac\u03b5\u03b9 \u03c3\u03c4\u03bf \u03ad\u03b4\u03b1\u03c6\u03bf\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 40J.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='checkbox' name='answer-396[]' id='answer-id-1188' class='answer   answerof-396 watupro_max_selections-3' value='1188'  onclick='return WatuPRO.maxSelections(396,3, this);' \/><label for='answer-id-1188' id='answer-label-1188' class=' answer'><span>\u0397 \u03b4\u03c5\u03bd\u03b1\u03bc\u03b9\u03ba\u03ae \u03c4\u03bf\u03c5 \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1 \u03c3\u03b5 \u03cd\u03c8\u03bf\u03c2 4m \u03b1\u03c0\u03cc \u03c4\u03bf \u03ad\u03b4\u03b1\u03c6\u03bf\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 16J.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='checkbox' name='answer-396[]' id='answer-id-1189' class='answer   answerof-396 watupro_max_selections-3' value='1189'  onclick='return WatuPRO.maxSelections(396,3, this);' \/><label for='answer-id-1189' id='answer-label-1189' class=' answer'><span>\u0397 \u03bc\u03ac\u03b6\u03b1 \u03c4\u03bf\u03c5 \u03c3\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 400g<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='checkbox' name='answer-396[]' id='answer-id-1190' class='answer   answerof-396 watupro_max_selections-3' value='1190'  onclick='return WatuPRO.maxSelections(396,3, this);' \/><label for='answer-id-1190' id='answer-label-1190' class=' answer'><span>\u0397 \u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03ae \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1 \u03c4\u03bf\u03c5 \u03c3\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 80J.<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-20' style=';'><div id='questionWrap-20'  class='   watupro-question-id-397'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>20. <\/span>\u03a3\u03ce\u03bc\u03b1 \u03b5\u03ba\u03c4\u03bf\u03be\u03b5\u03cd\u03b5\u03c4\u03b1\u03b9 \u03ba\u03b1\u03c4\u03b1\u03ba\u03cc\u03c1\u03c5\u03c6\u03b1 \u03c0\u03c1\u03bf\u03c2 \u03c4\u03b1 \u03c0\u03ac\u03bd\u03c9. \u0397 \u03ba\u03af\u03bd\u03b7\u03c3\u03b7 \u03b3\u03af\u03bd\u03b5\u03c4\u03b1\u03b9 \u03bc\u03b5 \u03b1\u03bc\u03b5\u03bb\u03b7\u03c4\u03ad\u03b5\u03c2 \u03b1\u03bd\u03c4\u03b9\u03c3\u03c4\u03ac\u03c3\u03b5\u03b9\u03c2 \u03ba\u03b1\u03b9 \u03c3\u03b5 \u03cd\u03c8\u03bf\u03c2 5m \u03b7 \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03ac \u03c4\u03bf\u03c5 \u03b5\u03af\u03bd\u03b1\u03b9 10m\/s. \u03a0\u03bf\u03b9\u03b5\u03c2 \u03b1\u03c0\u03cc \u03c4\u03b9\u03c2 \u03c0\u03c1\u03bf\u03c4\u03ac\u03c3\u03b5\u03b9\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c3\u03c9\u03c3\u03c4\u03ad\u03c2 \u03b3\u03b9\u03b1 \u03c4\u03bf \u03c3\u03ce\u03bc\u03b1;<\/div><input type='hidden' name='question_id[]' id='qID_20' value='397' \/><input type='hidden' id='answerType397' value='checkbox'><!-- end question-content--><\/div><div class='question-choices watupro-choices-columns '><div class='watupro-question-choice  ' dir='auto' ><input type='checkbox' name='answer-397[]' id='answer-id-1191' class='answer   answerof-397 watupro_max_selections-2' value='1191'  onclick='return WatuPRO.maxSelections(397,2, this);' \/><label for='answer-id-1191' id='answer-label-1191' class=' answer'><span>\u038c\u03c4\u03b1\u03bd \u03b8\u03b1 \u03c0\u03b5\u03c1\u03ac\u03c3\u03b5\u03b9 \u03b1\u03c0\u03cc \u03c4\u03bf \u03c3\u03b7\u03bc\u03b5\u03af\u03bf \u03c4\u03c9\u03bd 5m \u03b3\u03b9\u03b1 \u03b4\u03b5\u03cd\u03c4\u03b5\u03c1\u03b7 \u03c6\u03bf\u03c1\u03ac, \u03b8\u03b1 \u03ad\u03c7\u03b5\u03b9 \u03bc\u03b5\u03b3\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03b7 \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='checkbox' name='answer-397[]' id='answer-id-1192' class='answer   answerof-397 watupro_max_selections-2' value='1192'  onclick='return WatuPRO.maxSelections(397,2, this);' \/><label for='answer-id-1192' id='answer-label-1192' class=' answer'><span>\u0398\u03b1 \u03c6\u03c4\u03ac\u03c3\u03b5\u03b9 \u03c3\u03b5 \u03bc\u03ad\u03b3\u03b9\u03c3\u03c4\u03bf \u03cd\u03c8\u03bf\u03c2 10m.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='checkbox' name='answer-397[]' id='answer-id-1193' class='answer   answerof-397 watupro_max_selections-2' value='1193'  onclick='return WatuPRO.maxSelections(397,2, this);' \/><label for='answer-id-1193' id='answer-label-1193' class=' answer'><span>\u0398\u03b1 \u03b5\u03c0\u03b9\u03c3\u03c4\u03c1\u03ad\u03c8\u03b5\u03b9 \u03c3\u03c4\u03bf \u03c3\u03b7\u03bc\u03b5\u03af\u03bf \u03b5\u03ba\u03c4\u03cc\u03be\u03b5\u03c5\u03c3\u03b7\u03c2 \u03bc\u03b5 \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1 20m\/s.<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='checkbox' name='answer-397[]' id='answer-id-1194' class='answer   answerof-397 watupro_max_selections-2' value='1194'  onclick='return WatuPRO.maxSelections(397,2, this);' \/><label for='answer-id-1194' id='answer-label-1194' class=' answer'><span>\u0391\u03bd \u03b5\u03ba\u03c4\u03bf\u03be\u03b5\u03cd\u03c3\u03bf\u03c5\u03bc\u03b5 \u03c4\u03bf \u03c3\u03ce\u03bc\u03b1 \u03bc\u03b5 \u03b4\u03b9\u03c0\u03bb\u03ac\u03c3\u03b9\u03b1 \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1 \u03b8\u03b1 \u03c6\u03c4\u03ac\u03c3\u03b5\u03b9 \u03c3\u03b5 \u03cd\u03c8\u03bf\u03c2 4\u03c0\u03bb\u03ac\u03c3\u03b9\u03bf \u03b1\u03c0\u03cc \u03c4\u03bf \u03b1\u03c1\u03c7\u03b9\u03ba\u03cc.<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div style='display:none' id='question-21'>\n\t<div class='question-content'>\n\t\t<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/plugins\/watupro\/img\/loading.gif\" width=\"16\" height=\"16\" alt=\"Loading...\" title=\"Loading...\" \/>&nbsp;Loading...\t<\/div>\n<\/div>\n\n<br \/>\n\t\n\t\t\t<div class=\"watupro_buttons flex \" id=\"watuPROButtons34\">\n\t\t  <div 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