{"id":6664,"date":"2018-07-11T16:58:08","date_gmt":"2018-07-11T13:58:08","guid":{"rendered":"http:\/\/viewonphysics.gr\/?p=6664"},"modified":"2018-08-01T22:37:33","modified_gmt":"2018-08-01T19:37:33","slug":"%ce%b5%cf%81%ce%b3%ce%b1%cf%83%ce%af%ce%b1-%cf%83%cf%84%ce%b7%ce%bd-%ce%ba%ce%b9%ce%bd%ce%b7%ce%bc%ce%b1%cf%84%ce%b9%ce%ba%ce%ae","status":"publish","type":"post","link":"https:\/\/viewonphysics.gr\/?p=6664","title":{"rendered":"\u0395\u03c1\u03b3\u03b1\u03c3\u03af\u03b1 \u03c3\u03c4\u03b7\u03bd \u039a\u03b9\u03bd\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ae-\u0395\u03c5\u03b8\u03cd\u03b3\u03c1\u03b1\u03bc\u03bc\u03b7 \u039f\u03bc\u03b1\u03bb\u03ae \u039a\u03af\u03bd\u03b7\u03c3\u03b7"},"content":{"rendered":"<p><a href=\"https:\/\/viewonphysics.gr\/wp-content\/uploads\/2018\/07\/\u039a\u03b9\u03bd\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ae-\u0395\u03c1\u03b3\u03b1\u03c3\u03af\u03b1.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-6667\" src=\"https:\/\/viewonphysics.gr\/wp-content\/uploads\/2018\/07\/\u039a\u03b9\u03bd\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ae-\u0395\u03c1\u03b3\u03b1\u03c3\u03af\u03b1-300x97.jpg\" alt=\"\" width=\"924\" height=\"299\" srcset=\"https:\/\/viewonphysics.gr\/wp-content\/uploads\/2018\/07\/\u039a\u03b9\u03bd\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ae-\u0395\u03c1\u03b3\u03b1\u03c3\u03af\u03b1-300x97.jpg 300w, https:\/\/viewonphysics.gr\/wp-content\/uploads\/2018\/07\/\u039a\u03b9\u03bd\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ae-\u0395\u03c1\u03b3\u03b1\u03c3\u03af\u03b1-1024x330.jpg 1024w, https:\/\/viewonphysics.gr\/wp-content\/uploads\/2018\/07\/\u039a\u03b9\u03bd\u03b7\u03bc\u03b1\u03c4\u03b9\u03ba\u03ae-\u0395\u03c1\u03b3\u03b1\u03c3\u03af\u03b1.jpg 1304w\" sizes=\"auto, (max-width: 924px) 100vw, 924px\" \/><\/a><br \/>\n\u03a4\u03b1 \u03b4\u03b9\u03b1\u03b3\u03c1\u03ac\u03bc\u03bc\u03b1\u03c4\u03b1 \u03b8\u03ad\u03c3\u03b7\u03c2-\u03c7\u03c1\u03cc\u03bd\u03bf\u03c5 \u03b4\u03b5\u03af\u03c7\u03bd\u03bf\u03c5\u03bd \u03b4\u03cd\u03bf \u03c4\u03c1\u03cc\u03c0\u03bf\u03c5\u03c2 \u03bc\u03b5 \u03c4\u03bf\u03c5\u03c2 \u03bf\u03c0\u03bf\u03af\u03bf\u03c5\u03c2 \u03ad\u03bd\u03b1 \u03ba\u03b9\u03bd\u03b7\u03c4\u03cc \u03b4\u03b9\u03b1\u03bd\u03cd\u03b5\u03b9 120m \u03c3\u03b5 20s. \u039c\u03b5\u03bb\u03ad\u03c4\u03b7\u03c3\u03b5 \u03c4\u03b1 \u03b4\u03b9\u03b1\u03b3\u03c1\u03ac\u03bc\u03bc\u03b1\u03c4\u03b1 \u03ba\u03b1\u03b9 \u03b1\u03c0\u03ac\u03bd\u03c4\u03b7\u03c3\u03b5 \u03c3\u03c4\u03b9\u03c2 \u03c0\u03b1\u03c1\u03b1\u03ba\u03ac\u03c4\u03c9 \u03b5\u03c1\u03c9\u03c4\u03ae\u03c3\u03b5\u03b9\u03c2. \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 \u03c3\u03bf\u03c5 \u03c0\u03ac\u03c4\u03b1 &#8220;\u0391\u03c0\u03bf\u03c4\u03b5\u03bb\u03ad\u03c3\u03bc\u03b1\u03c4\u03b1&#8221; \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03b4\u03b5\u03b9\u03c2 \u03c4\u03b7\u03bd \u03b5\u03c0\u03af\u03b4\u03bf\u03c3\u03ae \u03c3\u03bf\u03c5 \u03ba\u03b1\u03b9 \u03c4\u03b9\u03c2 \u03c3\u03c9\u03c3\u03c4\u03ad\u03c2 \u03b1\u03c0\u03b1\u03bd\u03c4\u03ae\u03c3\u03b5\u03b9\u03c2.<\/p>\n<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=\"submittingExam39\" 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\n\n<form action=\"\" method=\"post\" class=\"quiz-form\" id=\"quiz-39\"  enctype=\"multipart\/form-data\" >\n<div class='watu-question ' id='question-1' style=';'><div id='questionWrap-1'  class='   watupro-question-id-471'>\n\t\t\t<div class='question-content'><p><span class='watupro_num'>1. <\/span>\u0397 \u03bc\u03ad\u03c3\u03b7 \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1 \u03c4\u03bf\u03c5 \u03ba\u03b9\u03bd\u03b7\u03c4\u03bf\u03cd \u03b5\u03af\u03bd\u03b1\u03b9:<\/p>\n<ul>\n<li>\u03a3\u03c4\u03bf 1\u03bf \u03b4\u03b9\u03ac\u03b3\u03c1\u03b1\u03bc\u03bc\u03b1: <input type=\"text\" size=\"10\" name=\"gap_471_1\" class=\"watupro-gap answer answerof-471\" value=\"\"   >m\/s<\/li>\n<li>\u03a3\u03c4\u03bf 2\u03bf \u03b4\u03b9\u03ac\u03b3\u03c1\u03b1\u03bc\u03bc\u03b1: <input type=\"text\" size=\"10\" name=\"gap_471_2\" class=\"watupro-gap answer answerof-471\" value=\"\"   >m\/s<\/li>\n<\/ul>\n<input type='hidden' name='question_id[]' id='qID_1' value='471' \/><input type='hidden' id='answerType471' value='gaps'><!-- end question-content--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-2' style=';'><div id='questionWrap-2'  class='   watupro-question-id-474'>\n\t\t\t<div class='question-content'><p><span class='watupro_num'>2. <\/span>\u03a3\u03c4\u03bf \u03c0\u03c1\u03ce\u03c4\u03bf \u03b4\u03b9\u03ac\u03b3\u03c1\u03b1\u03bc\u03bc\u03b1, \u03c0\u03cc\u03c3\u03bf \u03b4\u03b9\u03ac\u03c3\u03c4\u03b7\u03bc\u03b1 \u03b4\u03b9\u03b1\u03bd\u03cd\u03b5\u03b9 \u03c4\u03bf \u03ba\u03b9\u03bd\u03b7\u03c4\u03cc \u03c3\u03c4\u03b1 \u03c0\u03c1\u03ce\u03c4\u03b1 10s \u03ba\u03b1\u03b9 \u03c3\u03c4\u03b1 \u03b5\u03c0\u03cc\u03bc\u03b5\u03bd\u03b1 10s;<\/p>\n<ul>\n<li>\u03a0\u03c1\u03ce\u03c4\u03b1 10s:\u00a0\u00a0\u00a0\u00a0 <input type=\"text\" size=\"10\" name=\"gap_474_1\" class=\"watupro-gap answer answerof-474\" value=\"\"   >m<\/li>\n<li>\u0395\u03c0\u03cc\u03bc\u03b5\u03bd\u03b1 10s: <input type=\"text\" size=\"10\" name=\"gap_474_2\" class=\"watupro-gap answer answerof-474\" value=\"\"   >m<\/li>\n<\/ul>\n<input type='hidden' name='question_id[]' id='qID_2' value='474' \/><input type='hidden' id='answerType474' value='gaps'><!-- end question-content--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-3' style=';'><div id='questionWrap-3'  class='   watupro-question-id-475'>\n\t\t\t<div class='question-content'><p><span class='watupro_num'>3. <\/span>\u03a3\u03c4\u03bf \u03b4\u03b5\u03cd\u03c4\u03b5\u03c1\u03bf \u03b4\u03b9\u03ac\u03b3\u03c1\u03b1\u03bc\u03bc\u03b1, \u03c0\u03cc\u03c3\u03bf \u03b4\u03b9\u03ac\u03c3\u03c4\u03b7\u03bc\u03b1 \u03b4\u03b9\u03b1\u03bd\u03cd\u03b5\u03b9 \u03c4\u03bf \u03ba\u03b9\u03bd\u03b7\u03c4\u03cc \u03c3\u03c4\u03b1 \u03c0\u03c1\u03ce\u03c4\u03b1 10s \u03ba\u03b1\u03b9 \u03c3\u03c4\u03b1 \u03b5\u03c0\u03cc\u03bc\u03b5\u03bd\u03b1 10s;<\/p>\n<ul>\n<li>\u03a0\u03c1\u03ce\u03c4\u03b1 10s: \u00a0 \u00a0 <input type=\"text\" size=\"10\" name=\"gap_475_1\" class=\"watupro-gap answer answerof-475\" value=\"\"   >m<\/li>\n<li>\u0395\u03c0\u03cc\u03bc\u03b5\u03bd\u03b1 10s: <input type=\"text\" size=\"10\" name=\"gap_475_2\" class=\"watupro-gap answer answerof-475\" value=\"\"   >m<\/li>\n<\/ul>\n<input type='hidden' name='question_id[]' id='qID_3' value='475' \/><input type='hidden' id='answerType475' value='gaps'><!-- end question-content--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-4' style=';'><div id='questionWrap-4'  class='   watupro-question-id-472'>\n\t\t\t<div class='question-content'><p><span class='watupro_num'>4. <\/span>\u03a3\u03c4\u03bf \u03c0\u03c1\u03ce\u03c4\u03bf \u03b4\u03b9\u03ac\u03b3\u03c1\u03b1\u03bc\u03bc\u03b1. \u03c4\u03b9\u03c2 \u03c7\u03c1\u03bf\u03bd\u03b9\u03ba\u03ad\u03c2 \u03c3\u03c4\u03b9\u03b3\u03bc\u03ad\u03c2 5s \u03ba\u03b1\u03b9 15s, \u03b7 \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9:<\/p>\n<ul>\n<li>5s: \u00a0 <input type=\"text\" size=\"10\" name=\"gap_472_1\" class=\"watupro-gap answer answerof-472\" value=\"\"   >m\/s<\/li>\n<li>15s: <input type=\"text\" size=\"10\" name=\"gap_472_2\" class=\"watupro-gap answer answerof-472\" value=\"\"   >m\/s<\/li>\n<\/ul>\n<input type='hidden' name='question_id[]' id='qID_4' value='472' \/><input type='hidden' id='answerType472' value='gaps'><!-- end question-content--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-5' style=';'><div id='questionWrap-5'  class='   watupro-question-id-473'>\n\t\t\t<div class='question-content'><p><span class='watupro_num'>5. <\/span>\u03a3\u03c4\u03bf \u03b4\u03b5\u03cd\u03c4\u03b5\u03c1\u03bf \u03b4\u03b9\u03ac\u03b3\u03c1\u03b1\u03bc\u03bc\u03b1, \u03c4\u03b9\u03c2 \u03c7\u03c1\u03bf\u03bd\u03b9\u03ba\u03ad\u03c2 \u03c3\u03c4\u03b9\u03b3\u03bc\u03ad\u03c2 5s \u03ba\u03b1\u03b9 15s, \u03b7 \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9:<\/p>\n<ul>\n<li>5s:\u00a0\u00a0 <input type=\"text\" size=\"10\" name=\"gap_473_1\" class=\"watupro-gap answer answerof-473\" value=\"\"   >m\/s<\/li>\n<li>15s: <input type=\"text\" size=\"10\" name=\"gap_473_2\" class=\"watupro-gap answer answerof-473\" value=\"\"   >m\/s<\/li>\n<\/ul>\n<input type='hidden' name='question_id[]' id='qID_5' value='473' \/><input type='hidden' id='answerType473' value='gaps'><!-- end question-content--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-6' style=';'><div id='questionWrap-6'  class='   watupro-question-id-476'>\n\t\t\t<div class='question-content'><p><span class='watupro_num'>6. <\/span>\u03a0\u03bf\u03b9\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b7 \u03b8\u03ad\u03c3\u03b7 \u03c4\u03bf\u03c5 \u03ba\u03b9\u03bd\u03b7\u03c4\u03bf\u03cd \u03c4\u03b7 \u03c3\u03c4\u03b9\u03b3\u03bc\u03ae 5s \u03c3\u03c4\u03b9\u03c2 \u03b4\u03cd\u03bf \u03c0\u03b5\u03c1\u03b9\u03c0\u03c4\u03ce\u03c3\u03b5\u03b9\u03c2;<\/p>\n<ul>\n<li>1\u03bf \u03b4\u03b9\u03ac\u03b3\u03c1\u03b1\u03bc\u03bc\u03b1:\u00a0 <input type=\"text\" size=\"10\" name=\"gap_476_1\" class=\"watupro-gap answer answerof-476\" value=\"\"   >m<\/li>\n<li>2\u03bf \u03b4\u03b9\u03ac\u03b3\u03c1\u03b1\u03bc\u03bc\u03b1: <input type=\"text\" size=\"10\" name=\"gap_476_2\" class=\"watupro-gap answer answerof-476\" value=\"\"   >m<\/li>\n<\/ul>\n<input type='hidden' name='question_id[]' id='qID_6' value='476' \/><input type='hidden' id='answerType476' value='gaps'><!-- end question-content--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-7' style=';'><div id='questionWrap-7'  class='   watupro-question-id-477'>\n\t\t\t<div class='question-content'><p><span class='watupro_num'>7. <\/span>\u03a0\u03bf\u03b9\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b7 \u03b8\u03ad\u03c3\u03b7 \u03c4\u03bf\u03c5 \u03ba\u03b9\u03bd\u03b7\u03c4\u03bf\u03cd \u03c4\u03b7 \u03c3\u03c4\u03b9\u03b3\u03bc\u03ae 15s \u03c3\u03c4\u03b9\u03c2 \u03b4\u03cd\u03bf \u03c0\u03b5\u03c1\u03b9\u03c0\u03c4\u03ce\u03c3\u03b5\u03b9\u03c2;<\/p>\n<ul>\n<li>1\u03bf \u03b4\u03b9\u03ac\u03b3\u03c1\u03b1\u03bc\u03bc\u03b1:\u00a0 <input type=\"text\" size=\"10\" name=\"gap_477_1\" class=\"watupro-gap answer answerof-477\" value=\"\"   >m<\/li>\n<li>2\u03bf \u03b4\u03b9\u03ac\u03b3\u03c1\u03b1\u03bc\u03bc\u03b1: <input type=\"text\" size=\"10\" name=\"gap_477_2\" class=\"watupro-gap answer answerof-477\" value=\"\"   >m<\/li>\n<\/ul>\n<input type='hidden' name='question_id[]' id='qID_7' value='477' \/><input type='hidden' id='answerType477' value='gaps'><!-- end question-content--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-8' style=';'><div id='questionWrap-8'  class='   watupro-question-id-478'>\n\t\t\t<div class='question-content'><p><span class='watupro_num'>8. <\/span>\u03a4\u03b9 \u03c3\u03c5\u03bc\u03b2\u03b1\u03af\u03bd\u03b5\u03b9 \u03bc\u03b5 \u03c4\u03b7\u03bd \u03ba\u03bb\u03af\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03b5\u03c5\u03b8\u03b5\u03af\u03b1\u03c2 \u03c4\u03bf\u03c5 \u03b4\u03b9\u03b1\u03b3\u03c1\u03ac\u03bc\u03bc\u03b1\u03c4\u03bf\u03c2 \u03b8\u03ad\u03c3\u03b7\u03c2 - \u03c7\u03c1\u03cc\u03bd\u03bf\u03c5, \u03cc\u03c4\u03b1\u03bd \u03b7 \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1 \u03b1\u03c5\u03be\u03ac\u03bd\u03b5\u03c4\u03b1\u03b9 \u03ae \u03bc\u03b5\u03b9\u03ce\u03bd\u03b5\u03c4\u03b1\u03b9; (\u03c3\u03c5\u03bc\u03c0\u03bb\u03b7\u03c1\u03ce\u03c3\u03c4\u03b5 \u03bc\u03b5 \u03c4\u03b9\u03c2 \u03bb\u03ad\u03be\u03b5\u03b9\u03c2 \u03b1\u03c5\u03be\u03ac\u03bd\u03b5\u03c4\u03b1\u03b9, \u03bc\u03b5\u03b9\u03ce\u03bd\u03b5\u03c4\u03b1\u03b9, \u03bc\u03ad\u03bd\u03b5\u03b9 \u03af\u03b4\u03b9\u03b1)<\/p>\n<ul>\n<li>\u0391\u03bd \u03b7 \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1 \u03b1\u03c5\u03be\u03ac\u03bd\u03b5\u03c4\u03b1\u03b9, \u03b7 \u03ba\u03bb\u03af\u03c3\u03b7 <input type=\"text\" size=\"10\" name=\"gap_478_1\" class=\"watupro-gap answer answerof-478\" value=\"\"   ><\/li>\n<li>\u0391\u03bd \u03b7 \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1 \u03bc\u03b5\u03b9\u03ce\u03bd\u03b5\u03c4\u03b1\u03b9 \u03b7 \u03ba\u03bb\u03af\u03c3\u03b7 <input type=\"text\" size=\"10\" name=\"gap_478_2\" class=\"watupro-gap answer answerof-478\" value=\"\"   ><\/li>\n<\/ul>\n<input type='hidden' name='question_id[]' id='qID_8' value='478' \/><input type='hidden' id='answerType478' value='gaps'><!-- end question-content--><\/div><!-- end questionWrap--><\/div><\/div><div class='watu-question ' id='question-9' style=';'><div id='questionWrap-9'  class='   watupro-question-id-479'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>9. <\/span>\u0391\u03bd \u03c4\u03bf \u03ba\u03b9\u03bd\u03b7\u03c4\u03cc \u03c3\u03c4\u03b1\u03bc\u03b1\u03c4\u03ae\u03c3\u03b5\u03b9 \u03bd\u03b1 \u03ba\u03b9\u03bd\u03b5\u03af\u03c4\u03b1\u03b9, \u03c4\u03cc\u03c4\u03b5 \u03b7 \u03ba\u03bb\u03af\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03b5\u03c5\u03b8\u03b5\u03af\u03b1\u03c2 \u03c4\u03bf\u03c5 \u03b4\u03b9\u03b1\u03b3\u03c1\u03ac\u03bc\u03bc\u03b1\u03c4\u03bf\u03c2 \u03b8\u03ad\u03c3\u03b7\u03c2-\u03c7\u03c1\u03cc\u03bd\u03bf\u03c5 \u03b5\u03af\u03bd\u03b1\u03b9 \u03af\u03c3\u03b7 \u03bc\u03b5 \u03bc\u03b7\u03b4\u03ad\u03bd.<\/div><input type='hidden' name='question_id[]' id='qID_9' value='479' \/><input type='hidden' id='answerType479' 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-479[]' id='answer-id-1445' class='answer   answerof-479 ' value='1445'   \/><label for='answer-id-1445' id='answer-label-1445' class=' answer'><span>True<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-479[]' id='answer-id-1446' class='answer   answerof-479 ' value='1446'   \/><label for='answer-id-1446' id='answer-label-1446' 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-480'>\n\t\t\t<div class='question-content'><div><span class='watupro_num'>10. <\/span>\u0397 \u03bc\u03b5\u03c4\u03b1\u03c4\u03cc\u03c0\u03b9\u03c3\u03b7 \u03c4\u03bf\u03c5 \u03ba\u03b9\u03bd\u03b7\u03c4\u03bf\u03cd \u03c3\u03c4\u03bf \u03c7\u03c1\u03bf\u03bd\u03b9\u03ba\u03cc \u03b4\u03b9\u03ac\u03c3\u03c4\u03b7\u03bc\u03b1 \u03b1\u03c0\u03cc 5s \u03bc\u03ad\u03c7\u03c1\u03b9 15s \u03b5\u03af\u03bd\u03b1\u03b9 \u03b4\u03b9\u03b1\u03c6\u03bf\u03c1\u03b5\u03c4\u03b9\u03ba\u03ae \u03c3\u03c4\u03b9\u03c2 \u03b4\u03cd\u03bf \u03c0\u03b5\u03c1\u03b9\u03c0\u03c4\u03ce\u03c3\u03b5\u03b9\u03c2.<\/div><input type='hidden' name='question_id[]' id='qID_10' value='480' \/><input type='hidden' id='answerType480' 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-480[]' id='answer-id-1447' class='answer   answerof-480 ' value='1447'   \/><label for='answer-id-1447' id='answer-label-1447' class=' answer'><span>True<\/span><\/label><\/div><div class='watupro-question-choice  ' dir='auto' ><input type='radio' name='answer-480[]' id='answer-id-1448' class='answer   answerof-480 ' value='1448'   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