{"id":326,"date":"2020-09-15T12:10:27","date_gmt":"2020-09-15T07:10:27","guid":{"rendered":"https:\/\/talib.pk\/test-preparation\/?p=326"},"modified":"2020-09-15T12:10:27","modified_gmt":"2020-09-15T07:10:27","slug":"2nd-year-physics-chapter-18-electronics-mcqs-with-answers","status":"publish","type":"post","link":"https:\/\/talib.pk\/test-preparation\/2nd-year-physics-chapter-18-electronics-mcqs-with-answers\/","title":{"rendered":"2nd Year Physics Chapter 18 Electronics 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>Here you will find 2nd Year Physics Chapter 18 Electronics MCQs with Answers. This is all about Electronics in which we will discuss electrical components like diodes, Biasing and will study different circuits to study the passage of current. Here we will study about P-N Junction that is the boundary between two types of semiconductors. The conversion of AC into DC is known as Rectification. There are some specially designed P-N Junctions like Light-emitting diode, Photo Diode, Photovoltaic Cell. Transistors are studied with their working and types. We will also study Transistor as an Amplifier and as a Switch. The Operational Amplifiers can perform amplification electronically. They can be used as Inverting Amplifier, as Non-Inverting Amplifiers, as Comparator, and as a Night Switch. The last and important term is Logic Gate. There are several Logic Gates we will study in this chapter with some new gates i.e. Exclusive NOR Gate and Exclusive OR Gate. So, this is the brief intro about 2nd Year Physics Chapter 18 Electronics.<\/p>\n<h2 style=\"text-align: center;\">2nd Year Physics Chapter 18 Electronics MCQs with Answers<\/h2>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"size-full wp-image-327 aligncenter\" src=\"https:\/\/talib.pk\/test-preparation\/wp-content\/uploads\/2020\/09\/Physics-2nd-Year-MCQs-5.jpg\" alt=\"2nd Year Physics Chapter 18 Electronics MCQs with Answers\" width=\"300\" height=\"300\" srcset=\"https:\/\/talib.pk\/test-preparation\/wp-content\/uploads\/2020\/09\/Physics-2nd-Year-MCQs-5.jpg 300w, https:\/\/talib.pk\/test-preparation\/wp-content\/uploads\/2020\/09\/Physics-2nd-Year-MCQs-5-150x150.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_302 ul.advq_question_list {\n        padding:10px 0;\n        margin:0;\n    }\n\n    #advq_quiz_302 {\n        font-family: ;\n        font-size: 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       color: rgba(0,0,0,1);\n    }\n\n    \/* Answer Information *\/\n    #advq_quiz_302 .advq_answer_commentary {\n        background-color: rgba(244,244,244,1);\n        color: rgba(0,0,0,1);\n    }\n\n    \/* Answers Container *\/\n    #advq_quiz_302 .advq_results_wrapper {\n        background-color: rgba(249,249,249,1);\n        color: rgba(0,0,0,1);\n        padding-top: 20px;\n        padding-right: 20px;\n        padding-bottom: 20px;\n        padding-left: 20px;\n        margin-top: 20px;\n        margin-right: 0;\n        margin-bottom: 0;\n        margin-left: 0;\n        border:1px solid #f5f5f5;\n    }\n    #advq_quiz_302 .advq_review_answers {\n        padding-top: 20px;\n        padding-right: 20px;\n        padding-bottom: 20px;\n        padding-left: 20px;\n    }\n    \n    <\/style><div style='opacity:0' class='advq_quiz_wrap advq_minimal advq_hasprogbar' data-quiz-id='302' id='advq_quiz_302' data-qtype='trivia' data-qlayout='minimal' data-unique-visitor='6a00422a22567' data-start-time='1778401834' 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-7\" >The specially designed semiconductor diodes used as indicator lamps in electronic circuits are:<\/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='The switch' data-rule='0' 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>The switch<\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='The photo diodes' 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>The photo diodes<\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='Solar cells' 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>Solar cells<\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='The light emitting diode' data-rule='1' 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>The light emitting diode<\/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-15\" >P-N junction when reversed biased acts as a:<\/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='Capacitor' data-rule='0' id='question-15_0' name='question-15' type='radio' data-points='0'> <label for='question-15_0'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>Capacitor<\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='Inductor' data-rule='0' id='question-15_1' name='question-15' type='radio' data-points='0'> <label for='question-15_1'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>Inductor<\/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\" >In p-n-p transistor, the collector current is:<\/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='Slightly less than emitter current' data-rule='1' 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>Slightly less than emitter current<\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='Equal to emitter current' 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>Equal to emitter current<\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='Greater than emitter current' data-rule='0' 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>Greater than emitter current<\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='Any of above' 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>Any of above<\/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\" >If a full wave rectifier circuit is operating from 50Hz mains, the fundamental frequency in the ripple will be:<\/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='100Hz' data-rule='1' 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>100Hz<\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='70.7 Hz' 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>70.7 Hz<\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='25Hz' data-rule='0' 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>25Hz<\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='50Hz' 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>50Hz<\/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-10\" >The value of resistivity for conductor is of the order of: <\/div><ul data-priority=\"normal\" data-type=\"radio\" data-relation=\"ignore\" class=\"advq_question_list\" data-question-id=\"question-10\"><li class=\"quiz_unselected_answer\"><input data-value='10^-6 ohm meter ' data-rule='0' id='question-10_0' name='question-10' type='radio' data-points='1'> <label for='question-10_0'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>10^-6 ohm meter <\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='10^-8 ohm meter' data-rule='0' id='question-10_1' name='question-10' type='radio' data-points='1'> <label for='question-10_1'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>10^-8 ohm meter<\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='10^-7 ohm meter ' data-rule='1' id='question-10_2' name='question-10' type='radio' data-points='1'> <label for='question-10_2'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>10^-7 ohm meter <\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='10^-5 ohm meter' data-rule='0' id='question-10_3' name='question-10' type='radio' data-points='1'> <label for='question-10_3'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>10^-5 ohm meter<\/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-11\" >With zero volts on both inputs, an OP-amp ideally should have an output:<\/div><ul data-priority=\"normal\" data-type=\"radio\" data-relation=\"ignore\" class=\"advq_question_list\" data-question-id=\"question-11\"><li class=\"quiz_unselected_answer\"><input data-value='Equal to negative supply voltage' data-rule='0' id='question-11_0' name='question-11' type='radio' data-points='1'> <label for='question-11_0'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>Equal to negative supply voltage<\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='Equal to CMRR' data-rule='0' id='question-11_1' name='question-11' type='radio' data-points='1'> <label for='question-11_1'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>Equal to CMRR<\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='Equal to zero' data-rule='1' id='question-11_2' name='question-11' type='radio' data-points='1'> <label for='question-11_2'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>Equal to zero<\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='Equal to the positive supply voltage' data-rule='0' id='question-11_3' name='question-11' type='radio' data-points='1'> <label for='question-11_3'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>Equal to the positive supply voltage<\/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-18\" >PN-junction diode works as an insulator, if connected___________.<\/div><ul data-priority=\"normal\" data-type=\"radio\" data-relation=\"ignore\" class=\"advq_question_list\" data-question-id=\"question-18\"><li class=\"quiz_unselected_answer\"><input data-value='In reverse bias' data-rule='1' id='question-18_0' name='question-18' type='radio' data-points='1'> <label for='question-18_0'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>In reverse bias<\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='none of the above' data-rule='0' id='question-18_1' name='question-18' type='radio' data-points='1'> <label for='question-18_1'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>none of the above<\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='in forward and in reverse bias' data-rule='0' id='question-18_2' name='question-18' type='radio' data-points='1'> <label for='question-18_2'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>in forward and in reverse bias<\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='in forward bias' data-rule='0' id='question-18_3' name='question-18' type='radio' data-points='1'> <label for='question-18_3'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>in forward bias<\/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\" >Forward current through a semiconductor diode circuit is due to_________.<\/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='Majority carriers' 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>Majority carriers<\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='Minority carriers' 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>Minority carriers<\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='Holes' 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>Holes<\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='Electrons' 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>Electrons<\/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-9\" >The electronic circuits which implement the various logic operations are called:<\/div><ul data-priority=\"normal\" data-type=\"radio\" data-relation=\"ignore\" class=\"advq_question_list\" data-question-id=\"question-9\"><li class=\"quiz_unselected_answer\"><input data-value='Logic gates' data-rule='1' id='question-9_0' name='question-9' type='radio' data-points='1'> <label for='question-9_0'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>Logic gates<\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='Boolean algebra' data-rule='0' id='question-9_1' name='question-9' type='radio' data-points='1'> <label for='question-9_1'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>Boolean algebra<\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='Logic functions' data-rule='0' id='question-9_2' name='question-9' type='radio' data-points='1'> <label for='question-9_2'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>Logic functions<\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='Amplifier gain' data-rule='0' id='question-9_3' name='question-9' type='radio' data-points='1'> <label for='question-9_3'><span class=\"advq_a_input\"><i class=\"fa fa-square-o\" aria-hidden=\"true\"><\/i><\/span>Amplifier gain<\/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\" >If a voltage of 3.5V is applied on a gate, it will recognize it as logic________.<\/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='Low' 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>Low<\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='Between high and low' 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>Between high and low<\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='High' 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>High<\/label><\/li><li class=\"quiz_unselected_answer\"><input data-value='None of the above' 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>None of the above<\/label><\/li><\/ul><\/div><\/div><div class=\"advq_before_results\"><div class=\"advq_checkanswers \">\n\t\t<div class=\"advq_button\">Check Answers<\/div>\n        <div 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aria-hidden=\"true\"><\/i> <span>Share your results<\/span><\/a><\/div>\n\t\t\t\t<\/div><\/div>\n                <div class=\"advq-restart\">\n                    <a href=\"\/test-preparation\/wp-json\/wp\/v2\/posts\/326\" title=\"Retake Quiz\"><i class=\"fa fa-refresh\" aria-hidden=\"true\"><\/i> <span>Retake Quiz<\/span><\/a>\n                <\/div><\/div><!-- Closing div for results --><\/div><!-- Closing div for quiz -->\n\n<div style=\"font-size: 0px; height: 0px; line-height: 0px; margin: 0; padding: 0; clear: both;\"><\/div>","protected":false},"excerpt":{"rendered":"<p>Here you will find 2nd Year Physics Chapter 18 Electronics MCQs with Answers. This is all about Electronics in which we will discuss electrical components like diodes, Biasing and will study different circuits to study the passage of current. Here we will study about P-N Junction that is the boundary between two types of semiconductors. &hellip;<\/p>\n","protected":false},"author":2,"featured_media":327,"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\/326"}],"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=326"}],"version-history":[{"count":0,"href":"https:\/\/talib.pk\/test-preparation\/wp-json\/wp\/v2\/posts\/326\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/talib.pk\/test-preparation\/wp-json\/wp\/v2\/media\/327"}],"wp:attachment":[{"href":"https:\/\/talib.pk\/test-preparation\/wp-json\/wp\/v2\/media?parent=326"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/talib.pk\/test-preparation\/wp-json\/wp\/v2\/categories?post=326"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/talib.pk\/test-preparation\/wp-json\/wp\/v2\/tags?post=326"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}