{"id":4859,"date":"2016-07-15T16:27:52","date_gmt":"2016-07-15T13:27:52","guid":{"rendered":"http:\/\/viewonphysics.gr\/?p=4859"},"modified":"2016-07-15T16:27:52","modified_gmt":"2016-07-15T13:27:52","slug":"%ce%b4%cf%85%ce%bd%ce%b1%ce%bc%ce%b9%ce%ba%ce%ae-%cf%83%ce%b5-%ce%bc%ce%af%ce%b1-%ce%b4%ce%b9%ce%ac%cf%83%cf%84%ce%b1%cf%83%ce%b7-online-%cf%83%cf%89%cf%83%cf%84%cf%8c-%ce%bb%ce%ac%ce%b8%ce%bf%cf%82","status":"publish","type":"post","link":"https:\/\/viewonphysics.gr\/?p=4859","title":{"rendered":"\u0394\u03c5\u03bd\u03b1\u03bc\u03b9\u03ba\u03ae \u03c3\u03b5 \u03bc\u03af\u03b1 \u0394\u03b9\u03ac\u03c3\u03c4\u03b1\u03c3\u03b7 Online: \u03a3\u03c9\u03c3\u03c4\u03cc-\u039b\u03ac\u03b8\u03bf\u03c2"},"content":{"rendered":"<p><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=\"submittingExam28\" 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-28\"><p>\u039f\u03b9 20 \u03b5\u03c1\u03c9\u03c4\u03ae\u03c3\u03b5\u03b9\u03c2 \u03a3\u03c9\u03c3\u03c4\u03bf\u03cd - \u039b\u03ac\u03b8\u03bf\u03c5\u03c2 (True-False) \u03c0\u03ac\u03bd\u03c9 \u03c3\u03c4\u03b7 \u0394\u03c5\u03bd\u03b1\u03bc\u03b9\u03ba\u03ae \u03c3\u03b5 \u03bc\u03af\u03b1 \u0394\u03b9\u03ac\u03c3\u03c4\u03b1\u03c3\u03b7 \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<\/div>\n\n<form action=\"\" method=\"post\" class=\"quiz-form\" id=\"quiz-28\"  enctype=\"multipart\/form-data\" >\n<div class='watu-question ' id='question-1' style=';'><div id='questionWrap-1'  class='   watupro-question-id-271'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>1. <\/span>\u03a3\u03b5 \u03ad\u03bd\u03b1 \u03c3\u03ce\u03bc\u03b1 \u03b1\u03c3\u03ba\u03bf\u03cd\u03bd\u03c4\u03b1\u03b9 \u03b4\u03cd\u03bf \u03c3\u03c5\u03b3\u03b3\u03c1\u03b1\u03bc\u03bc\u03b9\u03ba\u03ad\u03c2 \u03b4\u03c5\u03bd\u03ac\u03bc\u03b5\u03b9\u03c2 \u03bc\u03b5 \u03bc\u03ad\u03c4\u03c1\u03b1 60\u039d \u03ba\u03b1\u03b9 40\u039d. \u0397 \u03c3\u03c5\u03bd\u03b9\u03c3\u03c4\u03b1\u03bc\u03ad\u03bd\u03b7 \u03c4\u03bf\u03c5\u03c2 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03ad\u03c7\u03b5\u03b9 \u03bc\u03ad\u03c4\u03c1\u03bf 50\u039d.<\/div><input type='hidden' name='question_id[]' id='qID_1' value='271' \/><input type='hidden' id='answerType271' 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-271[]' id='answer-id-833' class='answer   answerof-271 ' value='833'   \/><label for='answer-id-833' id='answer-label-833' class=' answer'><span>True<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-271[]' id='answer-id-834' class='answer   answerof-271 ' value='834'   \/><label for='answer-id-834' id='answer-label-834' class=' answer'><span>False<\/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-272'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>2. <\/span>\u03a4\u03bf \u03c3\u03ce\u03bc\u03b1 \u03ba\u03b9\u03bd\u03b5\u03af\u03c4\u03b1\u03b9 \u03bc\u03b5 \u03c3\u03c4\u03b1\u03b8\u03b5\u03c1\u03ae \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1 \u03c0\u03c1\u03bf\u03c2 \u03c4\u03b1 \u03b4\u03b5\u03be\u03b9\u03ac. \u03a0\u03ac\u03bd\u03c9 \u03c4\u03bf\u03c5 \u03b1\u03c3\u03ba\u03bf\u03cd\u03bd\u03c4\u03b1\u03b9 \u03bf\u03b9 \u03b4\u03cd\u03bf \u03b4\u03c5\u03bd\u03ac\u03bc\u03b5\u03b9\u03c2 F<sub>1<\/sub> \u03ba\u03b1\u03b9 F<sub>2<\/sub>. \u03a3\u03c4\u03bf \u03c3\u03ce\u03bc\u03b1 \u03b8\u03b1 \u03b1\u03c3\u03ba\u03b5\u03af\u03c4\u03b1\u03b9 \u03c4\u03bf\u03c5\u03bb\u03ac\u03c7\u03b9\u03c3\u03c4\u03bf\u03bd \u03ba\u03b9 \u03ac\u03bb\u03bb\u03b7 \u03bc\u03af\u03b1 \u03b4\u03cd\u03bd\u03b1\u03bc\u03b7 \u03c0\u03c1\u03bf\u03c2 \u03c4\u03b1 \u03b4\u03b5\u03be\u03b9\u03ac.<br \/>\r\n<br \/>\r\n<div id=\"attachment_4862\" style=\"width: 310px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-4862\" class=\"wp-image-4862 size-medium\" src=\"http:\/\/viewonphysics.gr\/wp-content\/uploads\/2016\/07\/\u03a3\u03c9\u03c3\u03c4\u03cc-\u039b\u03ac\u03b8\u03bf\u03c2-1-300x134.jpg\" alt=\"\u0395\u03c1\u03ce\u03c4\u03b7\u03c3\u03b7 2\" width=\"300\" height=\"134\" srcset=\"https:\/\/viewonphysics.gr\/wp-content\/uploads\/2016\/07\/\u03a3\u03c9\u03c3\u03c4\u03cc-\u039b\u03ac\u03b8\u03bf\u03c2-1-300x134.jpg 300w, https:\/\/viewonphysics.gr\/wp-content\/uploads\/2016\/07\/\u03a3\u03c9\u03c3\u03c4\u03cc-\u039b\u03ac\u03b8\u03bf\u03c2-1-768x344.jpg 768w, https:\/\/viewonphysics.gr\/wp-content\/uploads\/2016\/07\/\u03a3\u03c9\u03c3\u03c4\u03cc-\u039b\u03ac\u03b8\u03bf\u03c2-1.jpg 821w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><p id=\"caption-attachment-4862\" class=\"wp-caption-text\">\u0395\u03c1\u03ce\u03c4\u03b7\u03c3\u03b7 2<\/p><\/div><\/div><input type='hidden' name='question_id[]' id='qID_2' value='272' \/><input type='hidden' id='answerType272' 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-272[]' id='answer-id-835' class='answer   answerof-272 ' value='835'   \/><label for='answer-id-835' id='answer-label-835' class=' answer'><span>True<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-272[]' id='answer-id-836' class='answer   answerof-272 ' value='836'   \/><label for='answer-id-836' id='answer-label-836' class=' answer'><span>False<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-3' style=';'><div id='questionWrap-3'  class='   watupro-question-id-276'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>3. <\/span>\u038c\u03c3\u03bf \u03c0\u03b9\u03bf \u03bc\u03b5\u03b3\u03ac\u03bb\u03b7 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b7 \u03bc\u03ac\u03b6\u03b1 \u03b5\u03bd\u03cc\u03c2 \u03c3\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2 \u03c4\u03cc\u03c3\u03bf \u03c0\u03b9\u03bf \u03bc\u03b5\u03b3\u03ac\u03bb\u03b7 \u03b1\u03b4\u03c1\u03ac\u03bd\u03b5\u03b9\u03b1 \u03ad\u03c7\u03b5\u03b9 \u03c4\u03bf \u03c3\u03ce\u03bc\u03b1.<\/div><input type='hidden' name='question_id[]' id='qID_3' value='276' \/><input type='hidden' id='answerType276' 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-276[]' id='answer-id-843' class='answer   answerof-276 ' value='843'   \/><label for='answer-id-843' id='answer-label-843' class=' answer'><span>True<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-276[]' id='answer-id-844' class='answer   answerof-276 ' value='844'   \/><label for='answer-id-844' id='answer-label-844' class=' answer'><span>False<\/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-273'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>4. <\/span>\u0391\u03bb\u03b5\u03be\u03b9\u03c0\u03c4\u03c9\u03c4\u03b9\u03c3\u03c4\u03ae\u03c2 \u03ba\u03b1\u03c4\u03b5\u03b2\u03b1\u03af\u03bd\u03b5\u03b9 \u03c0\u03c1\u03bf\u03c2 \u03c4\u03bf \u03ad\u03b4\u03b1\u03c6\u03bf\u03c2 \u03bc\u03b5 \u03c3\u03c4\u03b1\u03b8\u03b5\u03c1\u03ae \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1. \u03a4\u03bf \u03b5\u03bb\u03b5\u03be\u03af\u03c0\u03c4\u03c9\u03c3\u03c4\u03bf \u03b4\u03ad\u03c7\u03b5\u03c4\u03b1\u03b9 \u03b1\u03bd\u03c4\u03af\u03c3\u03c4\u03b1\u03c3\u03b7 \u03b1\u03c0\u03cc \u03c4\u03bf\u03bd \u03b1\u03ad\u03c1\u03b1 \u03bc\u03b5\u03b3\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03b7 \u03b1\u03c0\u03cc \u03c4\u03bf \u03c3\u03c5\u03bd\u03bf\u03bb\u03b9\u03ba\u03cc \u03b2\u03ac\u03c1\u03bf\u03c2 \u03c0\u03bf\u03c5 \u03ba\u03b1\u03c4\u03b5\u03b2\u03b1\u03af\u03bd\u03b5\u03b9.<\/div><input type='hidden' name='question_id[]' id='qID_4' value='273' \/><input type='hidden' id='answerType273' 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-273[]' id='answer-id-837' class='answer   answerof-273 ' value='837'   \/><label for='answer-id-837' id='answer-label-837' class=' answer'><span>True<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-273[]' id='answer-id-838' class='answer   answerof-273 ' value='838'   \/><label for='answer-id-838' id='answer-label-838' class=' answer'><span>False<\/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-274'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>5. <\/span>\u03a3\u03ce\u03bc\u03b1 \u03c3\u03ad\u03c1\u03bd\u03b5\u03c4\u03b1\u03b9 \u03c0\u03c1\u03bf\u03c2 \u03c4\u03b1 \u03b4\u03b5\u03be\u03b9\u03ac, \u03c7\u03c9\u03c1\u03af\u03c2 \u03c4\u03c1\u03b9\u03b2\u03ad\u03c2 \u03ba\u03b1\u03b9 \u03b1\u03bd\u03c4\u03b9\u03c3\u03c4\u03ac\u03c3\u03b5\u03b9\u03c2, \u03bc\u03b5 \u03c4\u03b7 \u03b2\u03bf\u03ae\u03b8\u03b5\u03b9\u03b1 \u03b5\u03bd\u03cc\u03c2 \u03bd\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2. \u0391\u03bd \u03c4\u03bf \u03bd\u03ae\u03bc\u03b1 \u03c3\u03c0\u03ac\u03c3\u03b5\u03b9 \u03c4\u03cc\u03c4\u03b5 \u03c4\u03bf \u03c3\u03ce\u03bc\u03b1 \u03b8\u03b1 \u03ba\u03b9\u03bd\u03b7\u03b8\u03b5\u03af \u03bb\u03af\u03b3\u03bf \u03b1\u03ba\u03cc\u03bc\u03b7 \u03ba\u03b1\u03b9 \u03bc\u03b5\u03c4\u03ac \u03b8\u03b1 \u03c3\u03c4\u03b1\u03bc\u03b1\u03c4\u03ae\u03c3\u03b5\u03b9.<br \/>\r\n<br \/>\r\n<div id=\"attachment_4864\" style=\"width: 248px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-4864\" class=\" wp-image-4864\" src=\"http:\/\/viewonphysics.gr\/wp-content\/uploads\/2016\/07\/\u03a3\u03c9\u03c3\u03c4\u03cc-\u039b\u03ac\u03b8\u03bf\u03c2-2-1-300x189.jpg\" alt=\"\u0386\u03c3\u03ba\u03b7\u03c3\u03b7 4\" width=\"238\" height=\"150\" srcset=\"https:\/\/viewonphysics.gr\/wp-content\/uploads\/2016\/07\/\u03a3\u03c9\u03c3\u03c4\u03cc-\u039b\u03ac\u03b8\u03bf\u03c2-2-1-300x189.jpg 300w, https:\/\/viewonphysics.gr\/wp-content\/uploads\/2016\/07\/\u03a3\u03c9\u03c3\u03c4\u03cc-\u039b\u03ac\u03b8\u03bf\u03c2-2-1.jpg 584w\" sizes=\"auto, (max-width: 238px) 100vw, 238px\" \/><p id=\"caption-attachment-4864\" class=\"wp-caption-text\">\u0386\u03c3\u03ba\u03b7\u03c3\u03b7 5<\/p><\/div><\/div><input type='hidden' name='question_id[]' id='qID_5' value='274' \/><input type='hidden' id='answerType274' 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-274[]' id='answer-id-839' class='answer   answerof-274 ' value='839'   \/><label for='answer-id-839' id='answer-label-839' class=' answer'><span>True<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-274[]' id='answer-id-840' class='answer   answerof-274 ' value='840'   \/><label for='answer-id-840' id='answer-label-840' class=' answer'><span>False<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-6' style=';'><div id='questionWrap-6'  class='   watupro-question-id-275'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>6. <\/span>\u03a4\u03bf \u03c3\u03ce\u03bc\u03b1 \u03ba\u03b9\u03bd\u03b5\u03af\u03c4\u03b1\u03b9 \u03bc\u03b5 \u03c3\u03c4\u03b1\u03b8\u03b5\u03c1\u03ae \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1 \u03c0\u03c1\u03bf\u03c2 \u03c4\u03b1 \u03b4\u03b5\u03be\u03b9\u03ac, \u03bf\u03c0\u03cc\u03c4\u03b5, \u03b1\u03bd\u03c4\u03af\u03b8\u03b5\u03c4\u03b1 \u03c0\u03c1\u03bf\u03c2 \u03c4\u03b7\u03bd \u03ba\u03af\u03bd\u03b7\u03c3\u03ae \u03c4\u03bf\u03c5, \u03b1\u03c3\u03ba\u03b5\u03af\u03c4\u03b1\u03b9 \u03c3\u03c4\u03b1\u03b8\u03b5\u03c1\u03ae \u03b4\u03cd\u03bd\u03b1\u03bc\u03b7 F. \u03a4\u03bf \u03c3\u03ce\u03bc\u03b1 \u03ba\u03ac\u03c0\u03bf\u03b9\u03b1 \u03c3\u03c4\u03b9\u03b3\u03bc\u03ae \u03b8\u03b1 \u03ba\u03b9\u03bd\u03b7\u03b8\u03b5\u03af \u03c0\u03c1\u03bf\u03c2 \u03c4\u03b1 \u03b1\u03c1\u03b9\u03c3\u03c4\u03b5\u03c1\u03ac \u03bc\u03b5 \u03bf\u03bc\u03b1\u03bb\u03ac \u03b5\u03c0\u03b9\u03c4\u03b1\u03c7\u03c5\u03bd\u03cc\u03bc\u03b5\u03bd\u03b7 \u03ba\u03af\u03bd\u03b7\u03c3\u03b7.<br \/>\r\n<br \/>\r\n<div id=\"attachment_4865\" style=\"width: 211px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-4865\" class=\" wp-image-4865\" src=\"http:\/\/viewonphysics.gr\/wp-content\/uploads\/2016\/07\/\u03a3\u03c9\u03c3\u03c4\u03cc-\u039b\u03ac\u03b8\u03bf\u03c2-3-300x239.jpg\" alt=\"\u0395\u03c1\u03ce\u03c4\u03b7\u03c3\u03b7 6\" width=\"201\" height=\"160\" srcset=\"https:\/\/viewonphysics.gr\/wp-content\/uploads\/2016\/07\/\u03a3\u03c9\u03c3\u03c4\u03cc-\u039b\u03ac\u03b8\u03bf\u03c2-3-300x239.jpg 300w, https:\/\/viewonphysics.gr\/wp-content\/uploads\/2016\/07\/\u03a3\u03c9\u03c3\u03c4\u03cc-\u039b\u03ac\u03b8\u03bf\u03c2-3.jpg 460w\" sizes=\"auto, (max-width: 201px) 100vw, 201px\" \/><p id=\"caption-attachment-4865\" 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='275' \/><input type='hidden' id='answerType275' 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-275[]' id='answer-id-841' class='answer   answerof-275 ' value='841'   \/><label for='answer-id-841' id='answer-label-841' class=' answer'><span>True<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-275[]' id='answer-id-842' class='answer   answerof-275 ' value='842'   \/><label for='answer-id-842' id='answer-label-842' class=' answer'><span>False<\/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-283'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>7. <\/span>\u03a3\u03b5 \u03c3\u03ce\u03bc\u03b1 \u03bc\u03ac\u03b6\u03b1\u03c2 1,6kg \u03b1\u03c3\u03ba\u03b5\u03af\u03c4\u03b1\u03b9 \u03b4\u03cd\u03bd\u03b1\u03bc\u03b7 8\u039d. \u0391\u03bd \u03c3\u03c4\u03bf \u03af\u03b4\u03b9\u03bf \u03c3\u03ce\u03bc\u03b1 \u03b1\u03c3\u03ba\u03b7\u03b8\u03b5\u03af \u03b4\u03cd\u03bd\u03b1\u03bc\u03b7 16\u039d, \u03b7 \u03b5\u03c0\u03b9\u03c4\u03ac\u03c7\u03c5\u03bd\u03c3\u03ae \u03c4\u03bf\u03c5 10\u03c0\u03bb\u03b1\u03c3\u03b9\u03ac\u03b6\u03b5\u03c4\u03b1\u03b9.<\/div><input type='hidden' name='question_id[]' id='qID_7' value='283' \/><input type='hidden' id='answerType283' 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-283[]' id='answer-id-857' class='answer   answerof-283 ' value='857'   \/><label for='answer-id-857' id='answer-label-857' class=' answer'><span>True<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-283[]' id='answer-id-858' class='answer   answerof-283 ' value='858'   \/><label for='answer-id-858' id='answer-label-858' class=' answer'><span>False<\/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-284'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>8. <\/span>\u0394\u03cd\u03bf \u03c3\u03ce\u03bc\u03b1\u03c4\u03b1 \u0391 \u03ba\u03b1\u03b9 \u0392 \u03bc\u03b5 \u03bc\u03ac\u03b6\u03b5\u03c2 2,5kg \u03ba\u03b1\u03b9 10kg \u03b1\u03bd\u03c4\u03af\u03c3\u03c4\u03bf\u03b9\u03c7\u03b1, \u03be\u03b5\u03ba\u03b9\u03bd\u03bf\u03cd\u03bd \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd \u03b7\u03c1\u03b5\u03bc\u03af\u03b1 \u03c5\u03c0\u03cc \u03c4\u03b7\u03bd \u03b5\u03c0\u03af\u03b4\u03c1\u03b1\u03c3\u03b7 \u03b4\u03cd\u03bf \u03af\u03c3\u03c9\u03bd \u03b4\u03c5\u03bd\u03ac\u03bc\u03b5\u03c9\u03bd. \u0391\u03bd \u03c4\u03bf \u0391 \u03b5\u03c0\u03b9\u03c4\u03b1\u03c7\u03cd\u03bd\u03b5\u03c4\u03b1\u03b9 \u03bc\u03b5 1m\/s<sup>2<\/sup>, \u03c4\u03cc\u03c4\u03b5 \u03c4\u03bf \u0392 \u03b8\u03b1 \u03b5\u03c0\u03b9\u03c4\u03b1\u03c7\u03cd\u03bd\u03b5\u03c4\u03b1\u03b9 \u03bc\u03b5 0,25m\/s<sup>2<\/sup>.<\/div><input type='hidden' name='question_id[]' id='qID_8' value='284' \/><input type='hidden' id='answerType284' 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-284[]' id='answer-id-859' class='answer   answerof-284 ' value='859'   \/><label for='answer-id-859' id='answer-label-859' class=' answer'><span>True<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-284[]' id='answer-id-860' class='answer   answerof-284 ' value='860'   \/><label for='answer-id-860' id='answer-label-860' class=' answer'><span>False<\/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-277'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>9. <\/span>\u0394\u03cd\u03bf \u03c3\u03ce\u03bc\u03b1\u03c4\u03b1 \u0391 \u03ba\u03b1\u03b9 \u0392 \u03ad\u03c7\u03bf\u03c5\u03bd \u03bc\u03ac\u03b6\u03b5\u03c2 m \u03ba\u03b1\u03b9 2m \u03b1\u03bd\u03c4\u03af\u03c3\u03c4\u03bf\u03b9\u03c7\u03b1 \u03ba\u03b1\u03b9 \u03b2\u03c1\u03af\u03c3\u03ba\u03bf\u03bd\u03c4\u03b1\u03b9 \u03c3\u03b5 \u03b7\u03c1\u03b5\u03bc\u03af\u03b1. \u0391\u03c3\u03ba\u03bf\u03cd\u03bc\u03b5 \u03c3\u03c4\u03bf \u0391 \u03b4\u03cd\u03bd\u03b1\u03bc\u03b7 F \u03ba\u03b1\u03b9 \u03c3\u03c4\u03bf \u0392 \u03b4\u03cd\u03bd\u03b1\u03bc\u03b7 2F. \u039c\u03b5\u03c4\u03ac \u03b1\u03c0\u03cc 10s \u03c4\u03b1 \u03b4\u03cd\u03bf \u03c3\u03ce\u03bc\u03b1\u03c4\u03b1 \u03b8\u03b1 \u03b1\u03c0\u03bf\u03ba\u03c4\u03ae\u03c3\u03bf\u03c5\u03bd \u03c4\u03b7\u03bd \u03af\u03b4\u03b9\u03b1 \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1.<br \/>\r\n<br \/>\r\n<div id=\"attachment_4866\" style=\"width: 254px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-4866\" class=\" wp-image-4866\" src=\"http:\/\/viewonphysics.gr\/wp-content\/uploads\/2016\/07\/\u03a3\u03c9\u03c3\u03c4\u03cc-\u039b\u03ac\u03b8\u03bf\u03c2-4-300x203.jpg\" alt=\"\u0395\u03c1\u03ce\u03c4\u03b7\u03c3\u03b7 7\" width=\"244\" height=\"165\" srcset=\"https:\/\/viewonphysics.gr\/wp-content\/uploads\/2016\/07\/\u03a3\u03c9\u03c3\u03c4\u03cc-\u039b\u03ac\u03b8\u03bf\u03c2-4-300x203.jpg 300w, https:\/\/viewonphysics.gr\/wp-content\/uploads\/2016\/07\/\u03a3\u03c9\u03c3\u03c4\u03cc-\u039b\u03ac\u03b8\u03bf\u03c2-4.jpg 441w\" sizes=\"auto, (max-width: 244px) 100vw, 244px\" \/><p id=\"caption-attachment-4866\" class=\"wp-caption-text\">\u0395\u03c1\u03ce\u03c4\u03b7\u03c3\u03b7 9<\/p><\/div><\/div><input type='hidden' name='question_id[]' id='qID_9' value='277' \/><input type='hidden' id='answerType277' 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-277[]' id='answer-id-845' class='answer   answerof-277 ' value='845'   \/><label for='answer-id-845' id='answer-label-845' class=' answer'><span>True<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-277[]' id='answer-id-846' class='answer   answerof-277 ' value='846'   \/><label for='answer-id-846' id='answer-label-846' class=' answer'><span>False<\/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-278'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>10. <\/span>\u0394\u03cd\u03bf \u03c3\u03ce\u03bc\u03b1\u03c4\u03b1 \u0391 \u03ba\u03b1\u03b9 \u0392, \u03bc\u03b5 m<sub>A<\/sub>&gt;m<sub>B, <\/sub>\u03be\u03b5\u03ba\u03b9\u03bd\u03bf\u03cd\u03bd \u03c4\u03b1\u03c5\u03c4\u03cc\u03c7\u03c1\u03bf\u03bd\u03b1 \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd \u03b7\u03c1\u03b5\u03bc\u03af\u03b1 \u03ba\u03b1\u03b9 \u03ba\u03b9\u03bd\u03bf\u03cd\u03bd\u03c4\u03b1\u03b9 \u03af\u03c3\u03b5\u03c2 \u03b1\u03c0\u03bf\u03c3\u03c4\u03ac\u03c3\u03b5\u03b9\u03c2 \u03c5\u03c0\u03cc \u03c4\u03b7\u03bd \u03b5\u03c0\u03af\u03b4\u03c1\u03b1\u03c3\u03b7 \u03b4\u03cd\u03bf \u03b4\u03c5\u03bd\u03ac\u03bc\u03b5\u03c9\u03bd F<sub>A<\/sub> \u03ba\u03b1\u03b9 F<sub>B<\/sub> \u03b1\u03bd\u03c4\u03af\u03c3\u03c4\u03bf\u03b9\u03c7\u03b1. \u03a4\u03b1 \u03b4\u03cd\u03bf \u03c3\u03ce\u03bc\u03b1\u03c4\u03b1 \u03c4\u03b5\u03c1\u03bc\u03b1\u03c4\u03af\u03b6\u03bf\u03c5\u03bd \u03c4\u03b1\u03c5\u03c4\u03cc\u03c7\u03c1\u03bf\u03bd\u03b1. \u03a4\u03cc\u03c4\u03b5 \u03c3\u03c4\u03bf \u03c3\u03ce\u03bc\u03b1 \u0391 \u03b8\u03b1 \u03b1\u03c3\u03ba\u03b5\u03af\u03c4\u03b1\u03b9 \u03bc\u03b9\u03ba\u03c1\u03cc\u03c4\u03b5\u03c1\u03b7 \u03b4\u03cd\u03bd\u03b1\u03bc\u03b7 \u03b1\u03c0\u03cc \u03b1\u03c5\u03c4\u03ae\u03bd \u03c0\u03bf\u03c5 \u03b1\u03c3\u03ba\u03b5\u03af\u03c4\u03b1\u03b9 \u03c3\u03c4\u03bf \u0392 ( F<sub>A<\/sub>&lt;F<sub>B<\/sub>).<\/div><input type='hidden' name='question_id[]' id='qID_10' value='278' \/><input type='hidden' id='answerType278' 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-278[]' id='answer-id-847' class='answer   answerof-278 ' value='847'   \/><label for='answer-id-847' id='answer-label-847' class=' answer'><span>True<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-278[]' id='answer-id-848' class='answer   answerof-278 ' value='848'   \/><label for='answer-id-848' id='answer-label-848' class=' answer'><span>False<\/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-279'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>11. <\/span>\u0391\u03bd \u03ad\u03bd\u03b1 \u03c3\u03ce\u03bc\u03b1 \u03ba\u03b9\u03bd\u03b5\u03af\u03c4\u03b1\u03b9 \u03ba\u03b1\u03b9 \u03b1\u03c3\u03ba\u03b5\u03af\u03c4\u03b1\u03b9 \u03b5\u03c0\u03ac\u03bd\u03c9 \u03c4\u03bf\u03c5 \u03c3\u03c5\u03bd\u03b9\u03c3\u03c4\u03b1\u03bc\u03ad\u03bd\u03b7 \u03b4\u03cd\u03bd\u03b1\u03bc\u03b7 F<sub>\u03bf\u03bb<\/sub>, \u03c4\u03cc\u03c4\u03b5 \u03b1\u03c5\u03c4\u03ae \u03b8\u03b1 \u03ad\u03c7\u03b5\u03b9 \u03c4\u03b7\u03bd \u03af\u03b4\u03b9\u03b1 \u03ba\u03b1\u03c4\u03b5\u03cd\u03b8\u03c5\u03bd\u03c3\u03b7 \u03bc\u03b5 \u03c4\u03b7\u03bd \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1.<\/div><input type='hidden' name='question_id[]' id='qID_11' value='279' \/><input type='hidden' id='answerType279' 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-279[]' id='answer-id-849' class='answer   answerof-279 ' value='849'   \/><label for='answer-id-849' id='answer-label-849' class=' answer'><span>True<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-279[]' id='answer-id-850' class='answer   answerof-279 ' value='850'   \/><label for='answer-id-850' id='answer-label-850' class=' answer'><span>False<\/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-286'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>12. <\/span>\u03a3\u03ce\u03bc\u03b1 \u03bc\u03ac\u03b6\u03b1\u03c2 5kg \u03b5\u03c0\u03b9\u03c4\u03b1\u03c7\u03cd\u03bd\u03b5\u03c4\u03b1\u03b9 \u03b1\u03c0\u03bf\u03cc \u03c4\u03b7\u03bd \u03b7\u03c1\u03b5\u03bc\u03af\u03b1 \u03bc\u03b5 \u03c3\u03c4\u03b1\u03b8\u03b5\u03c1\u03ae \u03b5\u03c0\u03b9\u03c4\u03ac\u03c7\u03c5\u03bd\u03c3\u03b7 5m\/s<sup>2<\/sup> \u03b5\u03bd\u03ce \u03b1\u03c3\u03ba\u03b5\u03af\u03c4\u03b1\u03b9 \u03b5\u03c0\u03ac\u03bd\u03c9 \u03c4\u03bf\u03c5 \u03b4\u03cd\u03bd\u03b1\u03bc\u03b7 F= 30\u039d \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. \u0391\u03bd \u03c3\u03b5 4s \u03c4\u03bf \u03c3\u03ce\u03bc\u03b1 \u03b1\u03c0\u03bf\u03ba\u03c4\u03ac \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1 20m\/s, \u03c4\u03cc\u03c4\u03b5 \u03b7 \u03bc\u03cc\u03bd\u03b7 \u03b4\u03cd\u03bd\u03b1\u03bc\u03b7 \u03c0\u03bf\u03c5 \u03b1\u03c3\u03ba\u03b5\u03af\u03c4\u03b1\u03b9 \u03c3\u03c4\u03bf \u03c3\u03ce\u03bc\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b7 F.<\/div><input type='hidden' name='question_id[]' id='qID_12' value='286' \/><input type='hidden' id='answerType286' 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-286[]' id='answer-id-863' class='answer   answerof-286 ' value='863'   \/><label for='answer-id-863' id='answer-label-863' class=' answer'><span>True<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-286[]' id='answer-id-864' class='answer   answerof-286 ' value='864'   \/><label for='answer-id-864' id='answer-label-864' class=' answer'><span>False<\/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-287'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>13. <\/span>\u0397 \u03b5\u03be\u03af\u03c3\u03c9\u03c3\u03b7 \u03ba\u03af\u03bd\u03b7\u03c3\u03b7\u03c2 \u03b5\u03bd\u03cc\u03c2 \u03c3\u03c9\u03bc\u03b1\u03c4\u03b9\u03b4\u03af\u03bf\u03c5 \u03bc\u03ac\u03b6\u03b1\u03c2 10<sup>-9<\/sup>kg \u03b5\u03af\u03bd\u03b1\u03b9 <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viewonphysics.gr\/wp-content\/ql-cache\/quicklatex.com-9132386a68c486d13bb62334dacd15c5_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"&#32;&#120;&#61;&#40;&#49;&#48;&#94;&#54;&#32;&#109;&#47;&#115;&#94;&#50;&#41;&#32;&#92;&#99;&#100;&#111;&#116;&#32;&#116;&#94;&#50;&#32;\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"139\" style=\"vertical-align: -5px;\"\/>. \u0397 \u03b5\u03c0\u03b9\u03c4\u03b1\u03c7\u03cd\u03bd\u03bf\u03c5\u03c3\u03b1 \u03b4\u03cd\u03bd\u03b1\u03bc\u03b7 \u03c0\u03bf\u03c5 \u03b4\u03ad\u03c7\u03b5\u03c4\u03b1\u03b9 \u03c4\u03bf \u03c3\u03c9\u03bc\u03b1\u03c4\u03af\u03b4\u03b9\u03bf \u03b8\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 10<sup>-3<\/sup>N.<\/div><input type='hidden' name='question_id[]' id='qID_13' value='287' \/><input type='hidden' id='answerType287' 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-287[]' id='answer-id-865' class='answer   answerof-287 ' value='865'   \/><label for='answer-id-865' id='answer-label-865' class=' answer'><span>True<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-287[]' id='answer-id-866' class='answer   answerof-287 ' value='866'   \/><label for='answer-id-866' id='answer-label-866' class=' answer'><span>False<\/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-285'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>14. <\/span>\u0391\u03c0\u03cc \u03c4\u03bf \u03b4\u03b9\u03ac\u03b3\u03c1\u03b1\u03bc\u03bc\u03b1 \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1\u03c2 - \u03c7\u03c1\u03cc\u03bd\u03bf\u03c5 \u03b5\u03bd\u03cc\u03c2 \u03c3\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2 \u03c0\u03c1\u03bf\u03ba\u03cd\u03c0\u03c4\u03b5\u03b9 \u03cc\u03c4\u03b9 \u03c3\u03c4\u03bf \u03c3\u03ce\u03bc\u03b1 \u03b1\u03c3\u03ba\u03b5\u03af\u03c4\u03b1\u03b9 \u03c3\u03c4\u03b1\u03b8\u03b5\u03c1\u03ae \u03b4\u03cd\u03bd\u03b1\u03bc\u03b7 \u03c4\u03b7\u03c2 \u03af\u03b4\u03b9\u03b1\u03c2 \u03ba\u03b1\u03c4\u03b5\u03cd\u03b8\u03c5\u03bd\u03c3\u03b7\u03c2 \u03bc\u03b5 \u03c4\u03b7\u03bd \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1.<br \/>\r\n<br \/>\r\n<div id=\"attachment_4869\" style=\"width: 358px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-4869\" class=\" wp-image-4869\" src=\"http:\/\/viewonphysics.gr\/wp-content\/uploads\/2016\/07\/\u03a3\u03c9\u03c3\u03c4\u03cc-\u039b\u03ac\u03b8\u03bf\u03c2-6-300x186.jpg\" alt=\"\u0395\u03c1\u03ce\u03c4\u03b7\u03c3\u03b7 11\" width=\"348\" height=\"216\" srcset=\"https:\/\/viewonphysics.gr\/wp-content\/uploads\/2016\/07\/\u03a3\u03c9\u03c3\u03c4\u03cc-\u039b\u03ac\u03b8\u03bf\u03c2-6-300x186.jpg 300w, https:\/\/viewonphysics.gr\/wp-content\/uploads\/2016\/07\/\u03a3\u03c9\u03c3\u03c4\u03cc-\u039b\u03ac\u03b8\u03bf\u03c2-6.jpg 682w\" sizes=\"auto, (max-width: 348px) 100vw, 348px\" \/><p id=\"caption-attachment-4869\" class=\"wp-caption-text\">\u0395\u03c1\u03ce\u03c4\u03b7\u03c3\u03b7 14<\/p><\/div><\/div><input type='hidden' name='question_id[]' id='qID_14' value='285' \/><input type='hidden' id='answerType285' 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-285[]' id='answer-id-861' class='answer   answerof-285 ' value='861'   \/><label for='answer-id-861' id='answer-label-861' class=' answer'><span>True<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-285[]' id='answer-id-862' class='answer   answerof-285 ' value='862'   \/><label for='answer-id-862' id='answer-label-862' class=' answer'><span>False<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-15' style=';'><div id='questionWrap-15'  class='   watupro-question-id-280'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>15. <\/span>\u0388\u03bd\u03b1 \u03c3\u03ce\u03bc\u03b1 \u03ba\u03b9\u03bd\u03b5\u03af\u03c4\u03b1\u03b9 \u03c0\u03c1\u03bf\u03c2 \u03c4\u03b7 \u03b8\u03b5\u03c4\u03b9\u03ba\u03ae \u03ba\u03b1\u03c4\u03b5\u03cd\u03b8\u03c5\u03bd\u03c3\u03b7 \u03c4\u03bf\u03c5 \u03ac\u03be\u03bf\u03bd\u03b1 \u03c4\u03c9\u03bd x. \u03a0\u03ac\u03bd\u03c9 \u03c4\u03bf\u03c5 \u03b1\u03c3\u03ba\u03b5\u03af\u03c4\u03b1\u03b9 \u03bc\u03cc\u03bd\u03bf \u03bc\u03af\u03b1 \u03b4\u03cd\u03bd\u03b1\u03bc\u03b7 F, \u03c0\u03bf\u03c5 \u03bc\u03b5\u03c4\u03b1\u03b2\u03ac\u03bb\u03bb\u03b5\u03c4\u03b1\u03b9 \u03cc\u03c0\u03c9\u03c2 \u03b4\u03b5\u03af\u03c7\u03bd\u03b5\u03b9 \u03c4\u03bf \u03b4\u03b9\u03ac\u03b3\u03c1\u03b1\u03bc\u03bc\u03b1. \u03a4\u03bf \u03c3\u03ce\u03bc\u03b1 \u03b5\u03ba\u03c4\u03b5\u03bb\u03b5\u03af \u03b5\u03c0\u03b9\u03b2\u03c1\u03b1\u03b4\u03c5\u03bd\u03cc\u03bc\u03b5\u03bd\u03b7 \u03ba\u03af\u03bd\u03b7\u03c3\u03b7.<br \/>\r\n<br \/>\r\n<div id=\"attachment_4868\" style=\"width: 356px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-4868\" class=\" wp-image-4868\" src=\"http:\/\/viewonphysics.gr\/wp-content\/uploads\/2016\/07\/\u03a3\u03c9\u03c3\u03c4\u03cc-\u039b\u03ac\u03b8\u03bf\u03c2-5-300x196.jpg\" alt=\"\u0395\u03c1\u03ce\u03c4\u03b7\u03c3\u03b7 10\" width=\"346\" height=\"226\" srcset=\"https:\/\/viewonphysics.gr\/wp-content\/uploads\/2016\/07\/\u03a3\u03c9\u03c3\u03c4\u03cc-\u039b\u03ac\u03b8\u03bf\u03c2-5-300x196.jpg 300w, https:\/\/viewonphysics.gr\/wp-content\/uploads\/2016\/07\/\u03a3\u03c9\u03c3\u03c4\u03cc-\u039b\u03ac\u03b8\u03bf\u03c2-5-768x503.jpg 768w, https:\/\/viewonphysics.gr\/wp-content\/uploads\/2016\/07\/\u03a3\u03c9\u03c3\u03c4\u03cc-\u039b\u03ac\u03b8\u03bf\u03c2-5.jpg 895w\" sizes=\"auto, (max-width: 346px) 100vw, 346px\" \/><p id=\"caption-attachment-4868\" class=\"wp-caption-text\">\u0395\u03c1\u03ce\u03c4\u03b7\u03c3\u03b7 15<\/p><\/div><\/div><input type='hidden' name='question_id[]' id='qID_15' value='280' \/><input type='hidden' id='answerType280' 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-280[]' id='answer-id-851' class='answer   answerof-280 ' value='851'   \/><label for='answer-id-851' id='answer-label-851' class=' answer'><span>True<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-280[]' id='answer-id-852' class='answer   answerof-280 ' value='852'   \/><label for='answer-id-852' id='answer-label-852' class=' answer'><span>False<\/span><\/label><\/div><!-- end question-choices--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-16' style=';'><div id='questionWrap-16'  class='   watupro-question-id-281'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>16. <\/span>\u039c\u03b5 \u03b2\u03ac\u03c3\u03b7 \u03c4\u03b7\u03bd \u03c0\u03c1\u03bf\u03b7\u03b3\u03bf\u03cd\u03bc\u03b5\u03bd\u03b7 \u03b5\u03c1\u03ce\u03c4\u03b7\u03c3\u03b7 \u03ba\u03b1\u03b9 \u03c4\u03bf \u03b4\u03b9\u03ac\u03b3\u03c1\u03b1\u03bc\u03bc\u03b1 \u03b4\u03cd\u03bd\u03b1\u03bc\u03b7\u03c2-\u03c7\u03c1\u03cc\u03bd\u03bf\u03c5 \u03c0\u03c1\u03bf\u03ba\u03cd\u03c0\u03c4\u03b5\u03b9 \u03cc\u03c4\u03b9 \u03c4\u03bf \u03c3\u03ce\u03bc\u03b1 \u03b1\u03c0\u03bf\u03ba\u03c4\u03ac \u03c4\u03b7 \u03bc\u03ad\u03b3\u03b9\u03c3\u03c4\u03b7 \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1 \u03c4\u03b7 \u03c7\u03c1\u03bf\u03bd\u03b9\u03ba\u03ae \u03c3\u03c4\u03b9\u03b3\u03bc\u03ae 20s.<\/div><input type='hidden' name='question_id[]' id='qID_16' value='281' \/><input type='hidden' id='answerType281' 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-281[]' id='answer-id-853' class='answer   answerof-281 ' value='853'   \/><label for='answer-id-853' id='answer-label-853' class=' answer'><span>True<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-281[]' id='answer-id-854' class='answer   answerof-281 ' value='854'   \/><label for='answer-id-854' id='answer-label-854' class=' answer'><span>False<\/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-288'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>17. <\/span>\u0394\u03cd\u03bf \u03c3\u03ce\u03bc\u03b1\u03c4\u03b1 \u0391 \u03ba\u03b1\u03b9 \u0392 \u03bc\u03b5 \u03af\u03c3\u03b5\u03c2 \u03bc\u03b1\u03b6\u03b5\u03c2 \u03ba\u03b9\u03bd\u03bf\u03cd\u03bd\u03c4\u03b1\u03b9 \u03bc\u03b5 \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b5\u03c2 \u03c0\u03bf\u03c5 \u03bc\u03b5\u03c4\u03b1\u03b2\u03ac\u03bb\u03bb\u03bf\u03bd\u03c4\u03b1\u03b9 \u03bc\u03b5 \u03c4\u03bf \u03c7\u03c1\u03cc\u03bd\u03bf, \u03cc\u03c0\u03c9\u03c2 \u03c6\u03b1\u03af\u03bd\u03b5\u03c4\u03b1\u03b9 \u03c3\u03c4\u03bf \u03c3\u03c4\u03bf \u03b4\u03b9\u03ac\u03b3\u03c1\u03b1\u03bc\u03bc\u03b1. \u0391\u03c0\u03cc \u03c4\u03bf \u03b4\u03b9\u03ac\u03b3\u03c1\u03b1\u03bc\u03bc\u03b1 \u03c0\u03c1\u03bf\u03ba\u03cd\u03c0\u03c4\u03b5\u03b9 \u03cc\u03c4\u03b9 \u03c3\u03c4\u03b1 \u03b4\u03cd\u03bf \u03c3\u03ce\u03bc\u03b1\u03c4\u03b1 \u03b1\u03c3\u03ba\u03bf\u03cd\u03bd\u03c4\u03b1\u03b9 \u03af\u03c3\u03b5\u03c2 \u03b4\u03c5\u03bd\u03ac\u03bc\u03b5\u03b9\u03c2.<br \/>\r\n<br \/>\r\n<div id=\"attachment_4870\" style=\"width: 349px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-4870\" class=\" wp-image-4870\" src=\"http:\/\/viewonphysics.gr\/wp-content\/uploads\/2016\/07\/\u03a3\u03c9\u03c3\u03c4\u03cc-\u039b\u03ac\u03b8\u03bf\u03c2-7-300x186.jpg\" alt=\"\u0395\u03c1\u03ce\u03c4\u03b7\u03c3\u03b7 17\" width=\"339\" height=\"210\" srcset=\"https:\/\/viewonphysics.gr\/wp-content\/uploads\/2016\/07\/\u03a3\u03c9\u03c3\u03c4\u03cc-\u039b\u03ac\u03b8\u03bf\u03c2-7-300x186.jpg 300w, https:\/\/viewonphysics.gr\/wp-content\/uploads\/2016\/07\/\u03a3\u03c9\u03c3\u03c4\u03cc-\u039b\u03ac\u03b8\u03bf\u03c2-7.jpg 681w\" sizes=\"auto, (max-width: 339px) 100vw, 339px\" \/><p id=\"caption-attachment-4870\" class=\"wp-caption-text\">\u0395\u03c1\u03ce\u03c4\u03b7\u03c3\u03b7 17<\/p><\/div><\/div><input type='hidden' name='question_id[]' id='qID_17' value='288' \/><input type='hidden' id='answerType288' 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-288[]' id='answer-id-867' class='answer   answerof-288 ' value='867'   \/><label for='answer-id-867' id='answer-label-867' class=' answer'><span>True<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-288[]' id='answer-id-868' class='answer   answerof-288 ' value='868'   \/><label for='answer-id-868' id='answer-label-868' class=' answer'><span>False<\/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-289'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>18. <\/span>\u0394\u03cd\u03bf \u03bc\u03b9\u03ba\u03c1\u03ac \u03ba\u03b1\u03b9 \u03b2\u03b1\u03c1\u03b9\u03ac \u03c3\u03ce\u03bc\u03b1\u03c4\u03b1 \u0391 \u03ba\u03b1\u03b9 \u0392 \u03c4\u03b1 \u03b1\u03c6\u03ae\u03bd\u03bf\u03c5\u03bc\u03b5 \u03c4\u03b1\u03c5\u03c4\u03cc\u03c7\u03c1\u03bf\u03bd\u03b1 \u03bd\u03b1 \u03c0\u03ad\u03c3\u03bf\u03c5\u03bd \u03b1\u03c0\u03cc \u03b4\u03b9\u03b1\u03c6\u03bf\u03c1\u03b5\u03c4\u03b9\u03ba\u03ac \u03cd\u03c8\u03b7.\u00a0 \u03a4\u03bf \u0392 \u03c6\u03c4\u03ac\u03bd\u03b5\u03b9 \u03c3\u03c4\u03bf \u03ad\u03b4\u03b1\u03c6\u03bf\u03c2 3s \u03bc\u03b5\u03c4\u03ac \u03c4\u03bf \u0391. \u0391\u03bd \u03c4\u03bf \u0391 \u03b1\u03b3\u03b3\u03af\u03b6\u03b5\u03b9 \u03c4\u03bf \u03ad\u03b4\u03b1\u03c6\u03bf\u03c2 \u03bc\u03b5 \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1 20m\/s, \u03c4\u03cc\u03c4\u03b5 \u03c4\u03bf \u0392 \u03b8\u03b1\u00a0 \u03c6\u03c4\u03ac\u03bd\u03b5\u03b9 \u03bc\u03b5 \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1 50m\/s. \u0394\u03af\u03bd\u03b5\u03c4\u03b1\u03b9 g=10m\/s<sup>2<\/sup>.<\/div><input type='hidden' name='question_id[]' id='qID_18' value='289' \/><input type='hidden' id='answerType289' 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-289[]' id='answer-id-869' class='answer   answerof-289 ' value='869'   \/><label for='answer-id-869' id='answer-label-869' class=' answer'><span>True<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-289[]' id='answer-id-870' class='answer   answerof-289 ' value='870'   \/><label for='answer-id-870' id='answer-label-870' class=' answer'><span>False<\/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-290'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>19. <\/span>\u0391\u03c6\u03ae\u03bd\u03bf\u03c5\u03bc\u03b5 \u03ad\u03bd\u03b1 \u03c3\u03ce\u03bc\u03b1 \u03bd\u03b1 \u03c0\u03ad\u03c3\u03b5\u03b9 \u03b5\u03bb\u03b5\u03cd\u03b8\u03b5\u03c1\u03b1 \u03b1\u03c0\u03cc \u03cd\u03c8\u03bf\u03c2 h \u03ba\u03b1\u03b9 \u03c6\u03c4\u03ac\u03bd\u03b5\u03b9 \u03c3\u03c4\u03bf \u03ad\u03b4\u03b1\u03c6\u03bf\u03c2 \u03c3\u03b5 \u03c7\u03c1\u03cc\u03bd\u03bf t. \u0391\u03bd \u03c4\u03bf \u03b1\u03c6\u03ae\u03c3\u03bf\u03c5\u03bc\u03b5 \u03bd\u03b1 \u03c0\u03ad\u03c3\u03b5\u03b9 \u03b1\u03c0\u03cc \u03c4\u03bf \u03bc\u03b9\u03c3\u03cc \u03cd\u03c8\u03bf\u03c2, \u03b8\u03b1 \u03c6\u03c4\u03ac\u03c3\u03b5\u03b9 \u03c3\u03c4\u03bf \u03ad\u03b4\u03b1\u03c6\u03bf\u03c2 \u03c3\u03c4\u03bf \u03bc\u03b9\u03c3\u03cc \u03c7\u03c1\u03cc\u03bd\u03bf.<\/div><input type='hidden' name='question_id[]' id='qID_19' value='290' \/><input type='hidden' id='answerType290' 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-290[]' id='answer-id-871' class='answer   answerof-290 ' value='871'   \/><label for='answer-id-871' id='answer-label-871' class=' answer'><span>True<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-290[]' id='answer-id-872' class='answer   answerof-290 ' value='872'   \/><label for='answer-id-872' id='answer-label-872' class=' answer'><span>False<\/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-291'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>20. <\/span>\u0391\u03c6\u03ae\u03bd\u03bf\u03c5\u03bc\u03b5 \u03bd\u03b1 \u03c0\u03ad\u03c3\u03b5\u03b9 \u03b5\u03bb\u03b5\u03cd\u03b8\u03b5\u03c1\u03b1 \u03ad\u03bd\u03b1 \u03c3\u03ce\u03bc\u03b1 \u03b1\u03c0\u03cc \u03bf\u03c1\u03b9\u03c3\u03bc\u03ad\u03bd\u03bf \u03cd\u03c8\u03bf\u03c2, \u03bf\u03c0\u03cc\u03c4\u03b5 \u03c6\u03c4\u03ac\u03bd\u03b5\u03b9 \u03c3\u03c4\u03bf \u03ad\u03b4\u03b1\u03c6\u03bf\u03c2 \u03bc\u03b5 \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1 \u03c5. \u0393\u03b9\u03b1 \u03bd\u03b1 \u03c6\u03c4\u03ac\u03c3\u03b5\u03b9 \u03c3\u03c4\u03bf \u03ad\u03b4\u03b1\u03c6\u03bf\u03c2 \u03bc\u03b5 \u03b4\u03b9\u03c0\u03bb\u03ac\u03c3\u03b9\u03b1 \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1, \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03c4\u03bf \u03b1\u03c6\u03ae\u03c3\u03bf\u03c5\u03bc\u03b5 \u03b1\u03c0\u03cc \u03b4\u03b9\u03c0\u03bb\u03ac\u03c3\u03b9\u03bf \u03cd\u03c8\u03bf\u03c2.<\/div><input type='hidden' name='question_id[]' id='qID_20' value='291' \/><input type='hidden' id='answerType291' 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-291[]' id='answer-id-873' class='answer   answerof-291 ' value='873'   \/><label for='answer-id-873' id='answer-label-873' class=' answer'><span>True<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-291[]' id='answer-id-874' class='answer   answerof-291 ' value='874'   \/><label for='answer-id-874' id='answer-label-874' class=' answer'><span>False<\/span><\/label><\/div><!-- end 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type=\"hidden\" name=\"quiz_id\" value=\"28\" id=\"watuPROExamID\"\/>\n\t<input type=\"hidden\" name=\"start_time\" id=\"startTime\" value=\"2026-05-02 21:05:27\" \/>\n\t<input type=\"hidden\" name=\"start_timestamp\" id=\"startTimeStamp\" value=\"1777755927\" \/>\n\t<input type=\"hidden\" name=\"question_ids\" value=\"\" \/>\n\t<input type=\"hidden\" name=\"watupro_questions\" value=\"271:833,834 | 272:835,836 | 276:843,844 | 273:837,838 | 274:839,840 | 275:841,842 | 283:857,858 | 284:859,860 | 277:845,846 | 278:847,848 | 279:849,850 | 286:863,864 | 287:865,866 | 285:861,862 | 280:851,852 | 281:853,854 | 288:867,868 | 289:869,870 | 290:871,872 | 291:873,874\" \/>\n\t<input type=\"hidden\" name=\"no_ajax\" value=\"0\">\t\t\t<\/form>\n\t<p>&nbsp;<\/p>\n<\/div>\n\n<form method=\"post\" id=\"watuproTimerForm28\">\n\t<!-- watupro-hidden-fields -->\n\t<input type=\"hidden\" name=\"watupro_start_timer\" value=\"0\">\n\t<input type=\"hidden\" name=\"watupro_taker_email\" value=\"\">\n\t<input 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