{"id":317,"date":"2020-09-15T11:58:43","date_gmt":"2020-09-15T06:58:43","guid":{"rendered":"https:\/\/talib.pk\/test-preparation\/?p=317"},"modified":"2020-09-15T11:58:43","modified_gmt":"2020-09-15T06:58:43","slug":"physics-chapter-15-2nd-year-electromagnetic-induction-mcqs-with-answers","status":"publish","type":"post","link":"https:\/\/talib.pk\/test-preparation\/physics-chapter-15-2nd-year-electromagnetic-induction-mcqs-with-answers\/","title":{"rendered":"Physics Chapter 15 2nd Year Electromagnetic Induction MCQs with Answers"},"content":{"rendered":"<div class=\"28d95f43054b69d67289d6316e9506d8\" data-index=\"1\" style=\"float: none; margin:12px 0 12px 0; text-align:center;\">\n<script async src=\"\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script>\r\n<!-- talib-new -->\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:block\"\r\n     data-ad-client=\"ca-pub-3438155045791616\"\r\n     data-ad-slot=\"6774242552\"\r\n     data-ad-format=\"auto\"><\/ins>\r\n<script>\r\n(adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script>\n<\/div>\n<p>If you are looking for Physics Chapter 15 2nd Year Electromagnetic Induction MCQs with Answers then you are on the right page and here you will get important MCQs for preparation of the Entry Test. This chapter is about inducing Electromagnetic current. In this chapter, we will study inductance. Faraday\u2019s law is very important to study induction. Self-inductance and its effects and dependence are discussed. The inductor is a device used to store energy. Lenz\u2019s law is very important to study this phenomenon. After this, we study the working of transformers. Step-up and step-down transformers are the two types of transformers. During the supply of electricity, there are several losses done including line losses and eddy current. This is a brief summary of Electromagnetic Induction. To check the MCQs for entry test, scroll down and have a look at the important ones.<\/p>\n<h2 style=\"text-align: center;\">Physics Chapter 15 2nd Year Electromagnetic Induction MCQs with Answers<\/h2>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"size-full wp-image-318 aligncenter\" src=\"https:\/\/talib.pk\/test-preparation\/wp-content\/uploads\/2020\/09\/Physics-2nd-Year-MCQs-3.jpg\" alt=\"Physics Chapter 15 2nd Year Electromagnetic Induction MCQs with Answers\" width=\"300\" height=\"300\" srcset=\"https:\/\/talib.pk\/test-preparation\/wp-content\/uploads\/2020\/09\/Physics-2nd-Year-MCQs-3.jpg 300w, https:\/\/talib.pk\/test-preparation\/wp-content\/uploads\/2020\/09\/Physics-2nd-Year-MCQs-3-150x150.jpg 150w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/p>\n\n    <!-- Custom CSS for Quiz -->\n    <style type=\"text\/css\">\n\n    \/* Fixes *\/\n    #advq_quiz_300 ul.advq_question_list {\n        padding:10px 0;\n        margin:0;\n    }\n\n    #advq_quiz_300 {\n        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data-quiz-id='300' id='advq_quiz_300' data-qtype='trivia' data-qlayout='minimal' data-unique-visitor='6a004238c0489' data-start-time='1778401848' data-options='{\"provide_result\":false,\"allow_change\":false,\"result_position\":\"inline\",\"one_page\":true,\"scroll_to_next\":false,\"progress_bar\":\"disabled\",\"back_button\":false,\"list_mode\":false,\"relation\":\"AND\"}'><div  data-mandatory=\"\" class=\"advq_question_container \" ><div class=\"advq_question_wrap\"><div class=\"advq_question\" data-question-id=\"question-15\" >A coil having 500 square loops each of side 10cm is placed normal to a magnetic flux which increases at the rate of 1.0 tesla\/second. The induced emf in volts is:<\/div><ul data-priority=\"normal\" data-type=\"radio\" data-relation=\"ignore\" class=\"advq_question_list\" data-question-id=\"question-15\"><li class=\"quiz_unselected_answer\"><input data-value='0.5' data-rule='0' id='question-15_0' name='question-15' type='radio' data-points='1'> <label for='question-15_0'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>0.5<\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='1' data-rule='0' id='question-15_1' name='question-15' type='radio' data-points='1'> <label for='question-15_1'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>1<\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='5' data-rule='1' id='question-15_2' name='question-15' type='radio' data-points='1'> <label for='question-15_2'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>5<\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='0.1' data-rule='0' id='question-15_3' name='question-15' type='radio' data-points='1'> <label for='question-15_3'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>0.1<\/label><\/li><\/ul><\/div><\/div><div  data-mandatory=\"\" class=\"advq_question_container \" ><div class=\"advq_question_wrap\"><div class=\"advq_question\" data-question-id=\"question-12\" >Self-inductance of a coil depends upon______.<\/div><ul data-priority=\"normal\" data-type=\"radio\" data-relation=\"ignore\" class=\"advq_question_list\" data-question-id=\"question-12\"><li class=\"quiz_unselected_answer\"><input data-value='All' data-rule='0' id='question-12_0' name='question-12' type='radio' data-points='1'> <label for='question-12_0'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>All<\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='Current flowing' data-rule='0' id='question-12_1' name='question-12' type='radio' data-points='1'> <label for='question-12_1'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>Current flowing<\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='Number of turns per unit length' data-rule='1' id='question-12_2' name='question-12' type='radio' data-points='1'> <label for='question-12_2'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>Number of turns per unit length<\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='Voltage produced' data-rule='0' id='question-12_3' name='question-12' type='radio' data-points='1'> <label for='question-12_3'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>Voltage produced<\/label><\/li><\/ul><\/div><\/div><div  data-mandatory=\"\" class=\"advq_question_container \" ><div class=\"advq_question_wrap\"><div class=\"advq_question\" data-question-id=\"question-1\" >Value of induced emf is directly proportional to:<\/div><ul data-priority=\"normal\" data-type=\"radio\" data-relation=\"ignore\" class=\"advq_question_list\" data-question-id=\"question-1\"><li class=\"quiz_unselected_answer\"><input data-value='Current through coil' data-rule='0' id='question-1_0' name='question-1' type='radio' data-points='1'> <label for='question-1_0'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>Current through coil<\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='Resistivity' data-rule='0' id='question-1_1' name='question-1' type='radio' data-points='1'> <label for='question-1_1'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>Resistivity<\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='No. of field lines' data-rule='1' id='question-1_2' name='question-1' type='radio' data-points='1'> <label for='question-1_2'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>No. of field lines<\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='Voltage applied' data-rule='0' id='question-1_3' name='question-1' type='radio' data-points='1'> <label for='question-1_3'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>Voltage applied<\/label><\/li><\/ul><\/div><\/div><div  data-mandatory=\"\" class=\"advq_question_container \" ><div class=\"advq_question_wrap\"><div class=\"advq_question\" data-question-id=\"question-7\" >The alternating current has frequency of 106 Hz, in such a way that time period for completion of cycle is:<\/div><ul data-priority=\"normal\" data-type=\"radio\" data-relation=\"ignore\" class=\"advq_question_list\" data-question-id=\"question-7\"><li class=\"quiz_unselected_answer\"><input data-value='1&mu;s' data-rule='1' id='question-7_0' name='question-7' type='radio' data-points='1'> <label for='question-7_0'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>1\u03bcs<\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='1.5&mu; s' data-rule='0' id='question-7_1' name='question-7' type='radio' data-points='1'> <label for='question-7_1'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>1.5\u03bc s<\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='1 sec' data-rule='0' id='question-7_2' name='question-7' type='radio' data-points='1'> <label for='question-7_2'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>1 sec<\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='10^6 sec' data-rule='0' id='question-7_3' name='question-7' type='radio' data-points='1'> <label for='question-7_3'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>10^6 sec<\/label><\/li><\/ul><\/div><\/div><div  data-mandatory=\"\" class=\"advq_question_container \" ><div class=\"advq_question_wrap\"><div class=\"advq_question\" data-question-id=\"question-8\" >The current in a coil of 1000 turns changed from 5A to zero in 0.5 seconds. If an average emf of 50V is induced during this interval, what is the inductance of the coil?<\/div><ul data-priority=\"normal\" data-type=\"radio\" data-relation=\"ignore\" class=\"advq_question_list\" data-question-id=\"question-8\"><li class=\"quiz_unselected_answer\"><input data-value='4H' data-rule='0' id='question-8_0' name='question-8' type='radio' data-points='1'> <label for='question-8_0'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>4H<\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='5H' data-rule='1' id='question-8_1' name='question-8' type='radio' data-points='1'> <label for='question-8_1'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>5H<\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='3H' data-rule='0' id='question-8_2' name='question-8' type='radio' data-points='1'> <label for='question-8_2'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>3H<\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='2H' data-rule='0' id='question-8_3' name='question-8' type='radio' data-points='1'> <label for='question-8_3'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>2H<\/label><\/li><\/ul><\/div><\/div><div  data-mandatory=\"\" class=\"advq_question_container \" ><div class=\"advq_question_wrap\"><div class=\"advq_question\" data-question-id=\"question-5\" >Why does a transformer have a core made of iron?<\/div><ul data-priority=\"normal\" data-type=\"radio\" data-relation=\"ignore\" class=\"advq_question_list\" data-question-id=\"question-5\"><li class=\"quiz_unselected_answer\"><input data-value='Iron is a magnetic material' data-rule='1' id='question-5_0' name='question-5' type='radio' data-points='1'> <label for='question-5_0'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>Iron is a magnetic material<\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='Iron is a conductor of electricity' data-rule='0' id='question-5_1' name='question-5' type='radio' data-points='1'> <label for='question-5_1'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>Iron is a conductor of electricity<\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='Iron has a high melting point' data-rule='0' id='question-5_2' name='question-5' type='radio' data-points='1'> <label for='question-5_2'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>Iron has a high melting point<\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='Iron is a conductor of heat' data-rule='0' id='question-5_3' name='question-5' type='radio' data-points='1'> <label for='question-5_3'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>Iron is a conductor of heat<\/label><\/li><\/ul><\/div><\/div><div  data-mandatory=\"\" class=\"advq_question_container \" ><div class=\"advq_question_wrap\"><div class=\"advq_question\" data-question-id=\"question-4\" >A long narrow solenoid has length and a total of N turns, each of which has cross-sectional area A. Its inductance is:<\/div><ul data-priority=\"normal\" data-type=\"radio\" data-relation=\"ignore\" class=\"advq_question_list\" data-question-id=\"question-4\"><li class=\"quiz_unselected_answer\"><input data-value='&mu;o N^2l\/A' data-rule='0' id='question-4_0' name='question-4' type='radio' data-points='1'> <label for='question-4_0'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>\u03bco N^2l\/A<\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='&mu;o NA\/l' data-rule='0' id='question-4_1' name='question-4' type='radio' data-points='1'> <label for='question-4_1'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>\u03bco NA\/l<\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='&mu;o N^2 A\/l' data-rule='1' id='question-4_2' name='question-4' type='radio' data-points='1'> <label for='question-4_2'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>\u03bco N^2 A\/l<\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='&mu;oN^3 A\/l' data-rule='0' id='question-4_3' name='question-4' type='radio' data-points='1'> <label for='question-4_3'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>\u03bcoN^3 A\/l<\/label><\/li><\/ul><\/div><\/div><div  data-mandatory=\"\" class=\"advq_question_container \" ><div class=\"advq_question_wrap\"><div class=\"advq_question\" data-question-id=\"question-2\" >The primary and secondary coils of a transformer are linked:<\/div><ul data-priority=\"normal\" data-type=\"radio\" data-relation=\"ignore\" class=\"advq_question_list\" data-question-id=\"question-2\"><li class=\"quiz_unselected_answer\"><input data-value='Electrically ' data-rule='0' id='question-2_0' name='question-2' type='radio' data-points='1'> <label for='question-2_0'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>Electrically <\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='Chemically' data-rule='0' id='question-2_1' name='question-2' type='radio' data-points='1'> <label for='question-2_1'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>Chemically<\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='Magnetically' data-rule='1' id='question-2_2' name='question-2' type='radio' data-points='1'> <label for='question-2_2'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>Magnetically<\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='Are not linked at all' data-rule='0' id='question-2_3' name='question-2' type='radio' data-points='1'> <label for='question-2_3'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>Are not linked at all<\/label><\/li><\/ul><\/div><\/div><div  data-mandatory=\"\" class=\"advq_question_container \" ><div class=\"advq_question_wrap\"><div class=\"advq_question\" data-question-id=\"question-3\" >Energy stored in a magnetic field is given by:<\/div><ul data-priority=\"normal\" data-type=\"radio\" data-relation=\"ignore\" class=\"advq_question_list\" data-question-id=\"question-3\"><li class=\"quiz_unselected_answer\"><input data-value='&frac12; LI^2' data-rule='1' id='question-3_0' name='question-3' type='radio' data-points='1'> <label for='question-3_0'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>\u00bd LI^2<\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='IL^2' data-rule='0' id='question-3_1' name='question-3' type='radio' data-points='1'> <label for='question-3_1'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>IL^2<\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='&frac12; L^2 I' data-rule='0' id='question-3_2' name='question-3' type='radio' data-points='1'> <label for='question-3_2'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>\u00bd L^2 I<\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='LI^2' data-rule='0' id='question-3_3' name='question-3' type='radio' data-points='1'> <label for='question-3_3'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>LI^2<\/label><\/li><\/ul><\/div><\/div><div  data-mandatory=\"\" class=\"advq_question_container \" ><div class=\"advq_question_wrap\"><div class=\"advq_question\" data-question-id=\"question-14\" >Power loss in transformer is due to_________.<\/div><ul data-priority=\"normal\" data-type=\"radio\" data-relation=\"ignore\" class=\"advq_question_list\" data-question-id=\"question-14\"><li class=\"quiz_unselected_answer\"><input data-value='Eddy currents and magnetic hysteresis' data-rule='1' id='question-14_0' name='question-14' type='radio' data-points='1'> <label for='question-14_0'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>Eddy currents and magnetic hysteresis<\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='Soft iron core' data-rule='0' id='question-14_1' name='question-14' type='radio' data-points='1'> <label for='question-14_1'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>Soft iron core<\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='Small output' data-rule='0' id='question-14_2' name='question-14' type='radio' data-points='1'> <label for='question-14_2'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>Small output<\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='back emf' data-rule='0' id='question-14_3' name='question-14' type='radio' data-points='1'> <label for='question-14_3'><span 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you will get important MCQs for preparation of the Entry Test. This chapter is about inducing Electromagnetic current. In this chapter, we will study inductance. Faraday\u2019s law is very important to &hellip;<\/p>\n","protected":false},"author":2,"featured_media":318,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[3],"tags":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/talib.pk\/test-preparation\/wp-json\/wp\/v2\/posts\/317"}],"collection":[{"href":"https:\/\/talib.pk\/test-preparation\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/talib.pk\/test-preparation\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/talib.pk\/test-preparation\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/talib.pk\/test-preparation\/wp-json\/wp\/v2\/comments?post=317"}],"version-history":[{"count":0,"href":"https:\/\/talib.pk\/test-preparation\/wp-json\/wp\/v2\/posts\/317\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/talib.pk\/test-preparation\/wp-json\/wp\/v2\/media\/318"}],"wp:attachment":[{"href":"https:\/\/talib.pk\/test-preparation\/wp-json\/wp\/v2\/media?parent=317"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/talib.pk\/test-preparation\/wp-json\/wp\/v2\/categories?post=317"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/talib.pk\/test-preparation\/wp-json\/wp\/v2\/tags?post=317"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}