{"id":1393,"date":"2023-06-25T17:36:54","date_gmt":"2023-06-25T12:06:54","guid":{"rendered":"https:\/\/edunovations.com\/mcqs\/?p=1393"},"modified":"2023-06-26T12:05:11","modified_gmt":"2023-06-26T06:35:11","slug":"antennas-and-microwave-engineering","status":"publish","type":"post","link":"https:\/\/edunovations.com\/mcqs\/antennas-and-microwave-engineering\/","title":{"rendered":"Antennas and Microwave Engineering &#8211; Electrical Engineering GK MCQ"},"content":{"rendered":"\n<p><ins class=\"adsbygoogle\" style=\"display:block\" data-ad-format=\"autorelaxed\" data-ad-client=\"ca-pub-6643489308705072\" data-ad-slot=\"2759669284\"><\/ins><\/p>\n\n\n\n<p><ins class=\"adsbygoogle\" style=\"display:block\" data-ad-format=\"autorelaxed\" data-ad-client=\"ca-pub-6643489308705072\" data-ad-slot=\"2759669284\"><\/ins><\/p>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_81 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/edunovations.com\/mcqs\/antennas-and-microwave-engineering\/#Antennas_and_Microwave_Engineering_%E2%80%93_Electrical_Engineering_GK_MCQ_%E0%A4%8F%E0%A4%82%E0%A4%9F%E0%A5%87%E0%A4%A8%E0%A4%BE_%E0%A4%94%E0%A4%B0_%E0%A4%AE%E0%A4%BE%E0%A4%87%E0%A4%95%E0%A5%8D%E0%A4%B0%E0%A5%8B%E0%A4%B5%E0%A5%87%E0%A4%B5_%E0%A4%87%E0%A4%82%E0%A4%9C%E0%A5%80%E0%A4%A8%E0%A4%BF%E0%A4%AF%E0%A4%B0%E0%A4%BF%E0%A4%82%E0%A4%97\" >Antennas and Microwave Engineering &#8211; Electrical Engineering GK MCQ ( \u090f\u0902\u091f\u0947\u0928\u093e \u0914\u0930 \u092e\u093e\u0907\u0915\u094d\u0930\u094b\u0935\u0947\u0935 \u0907\u0902\u091c\u0940\u0928\u093f\u092f\u0930\u093f\u0902\u0917 )<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/edunovations.com\/mcqs\/antennas-and-microwave-engineering\/#Antennas_and_Microwave_Engineering%E2%80%93_Electrical_Engineering_GK_MCQ_%E2%80%93_Previous_Year_Questions\" >Antennas and Microwave Engineering&#8211; Electrical Engineering GK MCQ  &#8211; Previous Year Questions<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/edunovations.com\/mcqs\/antennas-and-microwave-engineering\/#Some_Important_Links\" >Some Important Links<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Antennas_and_Microwave_Engineering_%E2%80%93_Electrical_Engineering_GK_MCQ_%E0%A4%8F%E0%A4%82%E0%A4%9F%E0%A5%87%E0%A4%A8%E0%A4%BE_%E0%A4%94%E0%A4%B0_%E0%A4%AE%E0%A4%BE%E0%A4%87%E0%A4%95%E0%A5%8D%E0%A4%B0%E0%A5%8B%E0%A4%B5%E0%A5%87%E0%A4%B5_%E0%A4%87%E0%A4%82%E0%A4%9C%E0%A5%80%E0%A4%A8%E0%A4%BF%E0%A4%AF%E0%A4%B0%E0%A4%BF%E0%A4%82%E0%A4%97\"><\/span>Antennas and Microwave Engineering <strong>&#8211; Electrical Engineering GK MCQ<\/strong> ( \u090f\u0902\u091f\u0947\u0928\u093e \u0914\u0930 \u092e\u093e\u0907\u0915\u094d\u0930\u094b\u0935\u0947\u0935 \u0907\u0902\u091c\u0940\u0928\u093f\u092f\u0930\u093f\u0902\u0917 )<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Strengthen your knowledge of antennas and microwave engineering with our comprehensive MCQs page featuring questions sourced from previous year papers of various sectors, including UPSC IAS and more. Boost your understanding, excel in exams, and unlock success with this valuable resource.<\/p>\n\n\n\n<p>Brief: Are you preparing for exams that cover topics related to antennas and microwave engineering? Look no further! Our MCQs page offers an extensive selection of multiple-choice questions sourced from previous year papers of diverse sectors, including UPSC IAS and other renowned examinations. Antennas and microwave engineering are critical subjects in the field of electrical engineering and play a significant role in various applications.<\/p>\n\n\n\n<p>Our meticulously curated collection of MCQs is designed to help you test your knowledge and grasp concepts related to antennas and microwave engineering. By practicing with these questions, you can strengthen your understanding, identify areas for improvement, and boost your confidence in tackling exam questions.<\/p>\n\n\n\n<p>Whether you are an aspirant for UPSC IAS or any other competitive examination, our MCQs cover a wide range of topics related to antennas and microwave engineering. From antenna fundamentals and types to microwave devices, waveguides, and microwave communication systems, our MCQs encompass all essential aspects. Each question is sourced from previous year papers, ensuring that you have access to the most relevant and authentic content.<\/p>\n\n\n\n<p>Regular practice with our MCQs will enhance your problem-solving skills, improve your time management abilities, and familiarize you with the exam pattern. Moreover, the diverse range of question sources provides a holistic approach, enabling you to gain comprehensive knowledge and gain a competitive edge.<\/p>\n\n\n\n<p>Prepare effectively for your upcoming exams by utilizing our MCQs page on antennas and microwave engineering. Elevate your performance, assess your progress, and maximize your chances of success. Begin your journey towards mastering this crucial subject by accessing our valuable collection of MCQs today!<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Antennas_and_Microwave_Engineering%E2%80%93_Electrical_Engineering_GK_MCQ_%E2%80%93_Previous_Year_Questions\"><\/span>Antennas and Microwave Engineering<strong>&#8211; <strong>Electrical Engineering GK MCQ<\/strong><\/strong> <strong> &#8211; Previous Year Questions<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n<style>\r\n    \/* Quiz container *\/\r\n    .quiz-container {\r\n        max-width: 800px;\r\n        margin: 0 auto;\r\n        padding: 20px;\r\n        box-sizing: border-box;\r\n        font-family: Arial, sans-serif;\r\n    }\r\n\r\n    \/* Question *\/\r\n    .question {\r\n        background-color: #f9f9f9;\r\n        padding: 20px;\r\n        border: 1px solid #ccc;\r\n        font-size: 20px;\r\n        margin-bottom: 20px;\r\n        border-radius: 5px;\r\n        box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);\r\n        position: relative;\r\n    }\r\n\r\n    \/* Question header *\/\r\n    .question h4 {\r\n        margin-bottom: 20px;\r\n    }\r\n\r\n    \/* Options list *\/\r\n    .options {\r\n        list-style-type: none;\r\n        padding: 0;\r\n    }\r\n\r\n    \/* Option item *\/\r\n    .options li {\r\n        margin: 10px;\r\n        padding: 10px;\r\n        display: flex;\r\n        align-items: center;\r\n        border-radius: 5px;\r\n        border: 2px solid #ccc;\r\n        box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);\r\n    }\r\n\r\n    \/* Option number *\/\r\n    .options li span {\r\n        margin-right: 10px;\r\n        width: 20px;\r\n        height: 20px;\r\n        border-radius: 50%;\r\n        border: 2px solid black;\r\n        display: flex;\r\n        justify-content: center;\r\n        align-items: center;\r\n        font-weight: bold;\r\n    }\r\n\r\n    \/* Option colors *\/\r\n    .options li span.option-a {\r\n        background-color: #FFD700; \/* Yellow *\/\r\n    }\r\n\r\n    .options li span.option-b {\r\n        background-color: #FF1493; \/* Pink *\/\r\n    }\r\n\r\n    .options li span.option-c {\r\n        background-color: #00BFFF; \/* Light Blue *\/\r\n    }\r\n\r\n    .options li span.option-d {\r\n        background-color: #7CFC00; \/* Green-Yellow *\/\r\n    }\r\n\r\n    .options li span.option-e {\r\n        background-color: #EE82EE; \/* Purple-Pink *\/\r\n    }\r\n\r\n    \/* Show answer button *\/\r\n    .show-answer {\r\n        background-color: #0066CC;\r\n        color: #fff;\r\n        border: none;\r\n        padding: 8px 20px;\r\n        font-size: 20px;\r\n        cursor: pointer;\r\n        border-radius: 3px;\r\n        text-align: center;\r\n        display: inline-block;\r\n        margin-bottom: 20px;\r\n    }\r\n\r\n    \/* Answer box *\/\r\n    .answer-box {\r\n        margin: 0 auto;\r\n        padding: 10px;\r\n        font-size: 20px;\r\n        color: #61970F;\r\n        box-sizing: border-box;\r\n        display: none;\r\n    }\r\n\r\n    \/* Question header *\/\r\n    .quiz-container .question-header {\r\n        color: darkblue;\r\n        font-weight: bold;\r\n        margin-right: 10px;\r\n    }\r\n\r\n    \/* Question header and text *\/\r\n    .quiz-container .question-header,\r\n    .quiz-container .question-text {\r\n        display: inline;\r\n        font-weight: bold;\r\n    }\r\n\r\n    \/* Responsive styles *\/\r\n    @media (max-width: 767px) {\r\n        .quiz-container {\r\n            padding: 10px;\r\n        }\r\n    }\r\n<\/style>\r\n<div class=\"quiz-container\">\r\n      <div class=\"question\">\r\n      <span class=\"question-header\">Question:<\/span>\r\n      <div class=\"question-text\">The major drawback of frequency multipliers is that they have:<\/div>\r\n      <ul class=\"options\">\r\n        <li><span class=\"option-a\">A<\/span><label for=\"optA_163797\">higher attenuation<\/label><\/li>\r\n        <li><span class=\"option-b\">B<\/span><label for=\"optB_163797\">complex construction methods<\/label><\/li>\r\n        <li><span class=\"option-c\">C<\/span><label for=\"optC_163797\">complex design<\/label><\/li>\r\n        <li><span class=\"option-d\">D<\/span><label for=\"optD_163797\">none of the mentioned<\/label><\/li>\r\n              <\/ul>\r\n      <div class=\"answer-box\"><\/div>\r\n      <button class=\"show-answer\" data-answer=\"c\">Show Answer<\/button>\r\n    <\/div>\r\n      <div class=\"question\">\r\n      <span class=\"question-header\">Question:<\/span>\r\n      <div class=\"question-text\">Oscillators operating at millimeter wavelength are difficult to realize and are also less efficient.\r\n<\/div>\r\n      <ul class=\"options\">\r\n        <li><span class=\"option-a\">A<\/span><label for=\"optA_163798\">Yes<\/label><\/li>\r\n        <li><span class=\"option-b\">B<\/span><label for=\"optB_163798\">No<\/label><\/li>\r\n        <li><span class=\"option-c\">C<\/span><label for=\"optC_163798\"><\/label><\/li>\r\n        <li><span class=\"option-d\">D<\/span><label for=\"optD_163798\"><\/label><\/li>\r\n              <\/ul>\r\n      <div class=\"answer-box\"><\/div>\r\n      <button class=\"show-answer\" data-answer=\"a\">Show Answer<\/button>\r\n    <\/div>\r\n      <div class=\"question\">\r\n      <span class=\"question-header\">Question:<\/span>\r\n      <div class=\"question-text\">A major disadvantage of frequency multipliers is that they multiply the noise factor along with frequency.<\/div>\r\n      <ul class=\"options\">\r\n        <li><span class=\"option-a\">A<\/span><label for=\"optA_163799\">Yes<\/label><\/li>\r\n        <li><span class=\"option-b\">B<\/span><label for=\"optB_163799\">No<\/label><\/li>\r\n        <li><span class=\"option-c\">C<\/span><label for=\"optC_163799\"><\/label><\/li>\r\n        <li><span class=\"option-d\">D<\/span><label for=\"optD_163799\"><\/label><\/li>\r\n              <\/ul>\r\n      <div class=\"answer-box\"><\/div>\r\n      <button class=\"show-answer\" data-answer=\"a\">Show Answer<\/button>\r\n    <\/div>\r\n      <div class=\"question\">\r\n      <span class=\"question-header\">Question:<\/span>\r\n      <div class=\"question-text\"> If a frequency multiplier has a multiplication factor of 10, then the increase in noise level due to frequency multiplication is:<\/div>\r\n      <ul class=\"options\">\r\n        <li><span class=\"option-a\">A<\/span><label for=\"optA_163800\">10 db<\/label><\/li>\r\n        <li><span class=\"option-b\">B<\/span><label for=\"optB_163800\">20 db<\/label><\/li>\r\n        <li><span class=\"option-c\">C<\/span><label for=\"optC_163800\">25 db<\/label><\/li>\r\n        <li><span class=\"option-d\">D<\/span><label for=\"optD_163800\">15 db<\/label><\/li>\r\n              <\/ul>\r\n      <div class=\"answer-box\"><\/div>\r\n      <button class=\"show-answer\" data-answer=\"b\">Show Answer<\/button>\r\n    <\/div>\r\n      <div class=\"question\">\r\n      <span class=\"question-header\">Question:<\/span>\r\n      <div class=\"question-text\">In a diode frequency multiplier, an input signal of frequency fo applied to the diode is terminated with                   at all frequencies other than required harmonic.<\/div>\r\n      <ul class=\"options\">\r\n        <li><span class=\"option-a\">A<\/span><label for=\"optA_163863\">real impedances<\/label><\/li>\r\n        <li><span class=\"option-b\">B<\/span><label for=\"optB_163863\">reactive impedance<\/label><\/li>\r\n        <li><span class=\"option-c\">C<\/span><label for=\"optC_163863\">complex impedance<\/label><\/li>\r\n        <li><span class=\"option-d\">D<\/span><label for=\"optD_163863\">none of the mentioned<\/label><\/li>\r\n              <\/ul>\r\n      <div class=\"answer-box\"><\/div>\r\n      <button class=\"show-answer\" data-answer=\"b\">Show Answer<\/button>\r\n    <\/div>\r\n      <div class=\"question\">\r\n      <span class=\"question-header\">Question:<\/span>\r\n      <div class=\"question-text\">Resistive multipliers are more efficient as compared to reactive multipliers.<\/div>\r\n      <ul class=\"options\">\r\n        <li><span class=\"option-a\">A<\/span><label for=\"optA_163865\">Yes<\/label><\/li>\r\n        <li><span class=\"option-b\">B<\/span><label for=\"optB_163865\">No<\/label><\/li>\r\n        <li><span class=\"option-c\">C<\/span><label for=\"optC_163865\"><\/label><\/li>\r\n        <li><span class=\"option-d\">D<\/span><label for=\"optD_163865\"><\/label><\/li>\r\n              <\/ul>\r\n      <div class=\"answer-box\"><\/div>\r\n      <button class=\"show-answer\" data-answer=\"b\">Show Answer<\/button>\r\n    <\/div>\r\n      <div class=\"question\">\r\n      <span class=\"question-header\">Question:<\/span>\r\n      <div class=\"question-text\">Reactive multipliers have a disadvantage that they cannot be used at very high frequencies and they become less efficient.<\/div>\r\n      <ul class=\"options\">\r\n        <li><span class=\"option-a\">A<\/span><label for=\"optA_163867\">Yes<\/label><\/li>\r\n        <li><span class=\"option-b\">B<\/span><label for=\"optB_163867\">No<\/label><\/li>\r\n        <li><span class=\"option-c\">C<\/span><label for=\"optC_163867\"><\/label><\/li>\r\n        <li><span class=\"option-d\">D<\/span><label for=\"optD_163867\"><\/label><\/li>\r\n              <\/ul>\r\n      <div class=\"answer-box\"><\/div>\r\n      <button class=\"show-answer\" data-answer=\"a\">Show Answer<\/button>\r\n    <\/div>\r\n      <div class=\"question\">\r\n      <span class=\"question-header\">Question:<\/span>\r\n      <div class=\"question-text\">For a resistive frequency multiplier of multiplication factor 2, the maximum theoretical conversion efficiency is:<\/div>\r\n      <ul class=\"options\">\r\n        <li><span class=\"option-a\">A<\/span><label for=\"optA_163875\">50 %<\/label><\/li>\r\n        <li><span class=\"option-b\">B<\/span><label for=\"optB_163875\">25 %<\/label><\/li>\r\n        <li><span class=\"option-c\">C<\/span><label for=\"optC_163875\">75 %<\/label><\/li>\r\n        <li><span class=\"option-d\">D<\/span><label for=\"optD_163875\">12.5 %<\/label><\/li>\r\n              <\/ul>\r\n      <div class=\"answer-box\"><\/div>\r\n      <button class=\"show-answer\" data-answer=\"b\">Show Answer<\/button>\r\n    <\/div>\r\n      <div class=\"question\">\r\n      <span class=\"question-header\">Question:<\/span>\r\n      <div class=\"question-text\">  is a device that converts electrons to photons or vice-versa<\/div>\r\n      <ul class=\"options\">\r\n        <li><span class=\"option-a\">A<\/span><label for=\"optA_163881\">antenna<\/label><\/li>\r\n        <li><span class=\"option-b\">B<\/span><label for=\"optB_163881\">electron gun<\/label><\/li>\r\n        <li><span class=\"option-c\">C<\/span><label for=\"optC_163881\">photon amplifier<\/label><\/li>\r\n        <li><span class=\"option-d\">D<\/span><label for=\"optD_163881\">microwave tube<\/label><\/li>\r\n              <\/ul>\r\n      <div class=\"answer-box\"><\/div>\r\n      <button class=\"show-answer\" data-answer=\"a\">Show Answer<\/button>\r\n    <\/div>\r\n      <div class=\"question\">\r\n      <span class=\"question-header\">Question:<\/span>\r\n      <div class=\"question-text\">The basic equation of radiation that is applied to any antenna irrespective of the type of the antenna is:\r\n<\/div>\r\n      <ul class=\"options\">\r\n        <li><span class=\"option-a\">A<\/span><label for=\"optA_163882\">il= qv<\/label><\/li>\r\n        <li><span class=\"option-b\">B<\/span><label for=\"optB_163882\"> iq = lv<\/label><\/li>\r\n        <li><span class=\"option-c\">C<\/span><label for=\"optC_163882\">i\/l=q\/v<\/label><\/li>\r\n        <li><span class=\"option-d\">D<\/span><label for=\"optD_163882\">none of the mentioned<\/label><\/li>\r\n              <\/ul>\r\n      <div class=\"answer-box\"><\/div>\r\n      <button class=\"show-answer\" data-answer=\"a\">Show Answer<\/button>\r\n    <\/div>\r\n      <div class=\"question\">\r\n      <span class=\"question-header\">Question:<\/span>\r\n      <div class=\"question-text\">When the separation between two lines that carry the TEM wave approaches \u03bb the wave tends to be radiated<\/div>\r\n      <ul class=\"options\">\r\n        <li><span class=\"option-a\">A<\/span><label for=\"optA_163884\">Yes<\/label><\/li>\r\n        <li><span class=\"option-b\">B<\/span><label for=\"optB_163884\">No<\/label><\/li>\r\n        <li><span class=\"option-c\">C<\/span><label for=\"optC_163884\"><\/label><\/li>\r\n        <li><span class=\"option-d\">D<\/span><label for=\"optD_163884\"><\/label><\/li>\r\n              <\/ul>\r\n      <div class=\"answer-box\"><\/div>\r\n      <button class=\"show-answer\" data-answer=\"a\">Show Answer<\/button>\r\n    <\/div>\r\n      <div class=\"question\">\r\n      <span class=\"question-header\">Question:<\/span>\r\n      <div class=\"question-text\">The number of patterns radiation pattern required to specify the characteristic are :<\/div>\r\n      <ul class=\"options\">\r\n        <li><span class=\"option-a\">A<\/span><label for=\"optA_163886\">three<\/label><\/li>\r\n        <li><span class=\"option-b\">B<\/span><label for=\"optB_163886\">four<\/label><\/li>\r\n        <li><span class=\"option-c\">C<\/span><label for=\"optC_163886\">two<\/label><\/li>\r\n        <li><span class=\"option-d\">D<\/span><label for=\"optD_163886\">five<\/label><\/li>\r\n              <\/ul>\r\n      <div class=\"answer-box\"><\/div>\r\n      <button class=\"show-answer\" data-answer=\"a\">Show Answer<\/button>\r\n    <\/div>\r\n      <div class=\"question\">\r\n      <span class=\"question-header\">Question:<\/span>\r\n      <div class=\"question-text\">The beam width of the antenna pattern measured at half power points is called:<\/div>\r\n      <ul class=\"options\">\r\n        <li><span class=\"option-a\">A<\/span><label for=\"optA_163889\">half power beam width<\/label><\/li>\r\n        <li><span class=\"option-b\">B<\/span><label for=\"optB_163889\">full null beam width<\/label><\/li>\r\n        <li><span class=\"option-c\">C<\/span><label for=\"optC_163889\">beam width<\/label><\/li>\r\n        <li><span class=\"option-d\">D<\/span><label for=\"optD_163889\">none of the mentioned<\/label><\/li>\r\n              <\/ul>\r\n      <div class=\"answer-box\"><\/div>\r\n      <button class=\"show-answer\" data-answer=\"a\">Show Answer<\/button>\r\n    <\/div>\r\n      <div class=\"question\">\r\n      <span class=\"question-header\">Question:<\/span>\r\n      <div class=\"question-text\"> An antenna has a field pattern of E (\u03b8) = cos2 \u03b8, \u03b8 varies between 0 and 900. Half power beam width of the antenna i<\/div>\r\n      <ul class=\"options\">\r\n        <li><span class=\"option-a\">A<\/span><label for=\"optA_163909\">330<\/label><\/li>\r\n        <li><span class=\"option-b\">B<\/span><label for=\"optB_163909\">660<\/label><\/li>\r\n        <li><span class=\"option-c\">C<\/span><label for=\"optC_163909\">12000<\/label><\/li>\r\n        <li><span class=\"option-d\">D<\/span><label for=\"optD_163909\">none of the mentioned<\/label><\/li>\r\n              <\/ul>\r\n      <div class=\"answer-box\"><\/div>\r\n      <button class=\"show-answer\" data-answer=\"b\">Show Answer<\/button>\r\n    <\/div>\r\n      <div class=\"question\">\r\n      <span class=\"question-header\">Question:<\/span>\r\n      <div class=\"question-text\">An antenna has a field pattern E (\u03b8) =cos \u03b8. cos 2\u03b8. The first null beam width of the antenna is:\r\n<\/div>\r\n      <ul class=\"options\">\r\n        <li><span class=\"option-a\">A<\/span><label for=\"optA_163911\">450<\/label><\/li>\r\n        <li><span class=\"option-b\">B<\/span><label for=\"optB_163911\">900<\/label><\/li>\r\n        <li><span class=\"option-c\">C<\/span><label for=\"optC_163911\">1800<\/label><\/li>\r\n        <li><span class=\"option-d\">D<\/span><label for=\"optD_163911\">1200<\/label><\/li>\r\n              <\/ul>\r\n      <div class=\"answer-box\"><\/div>\r\n      <button class=\"show-answer\" data-answer=\"b\">Show Answer<\/button>\r\n    <\/div>\r\n      <div class=\"question\">\r\n      <span class=\"question-header\">Question:<\/span>\r\n      <div class=\"question-text\">The solid area through which all the power radiated by the antenna is:\r\n<\/div>\r\n      <ul class=\"options\">\r\n        <li><span class=\"option-a\">A<\/span><label for=\"optA_163914\">beam area<\/label><\/li>\r\n        <li><span class=\"option-b\">B<\/span><label for=\"optB_163914\">effective area<\/label><\/li>\r\n        <li><span class=\"option-c\">C<\/span><label for=\"optC_163914\">aperture area<\/label><\/li>\r\n        <li><span class=\"option-d\">D<\/span><label for=\"optD_163914\">beam efficiency<\/label><\/li>\r\n              <\/ul>\r\n      <div class=\"answer-box\"><\/div>\r\n      <button class=\"show-answer\" data-answer=\"a\">Show Answer<\/button>\r\n    <\/div>\r\n      <div class=\"question\">\r\n      <span class=\"question-header\">Question:<\/span>\r\n      <div class=\"question-text\">Power radiated from an antenna per unit solid angle is called radiation intensity.\r\n<\/div>\r\n      <ul class=\"options\">\r\n        <li><span class=\"option-a\">A<\/span><label for=\"optA_163916\">Yes<\/label><\/li>\r\n        <li><span class=\"option-b\">B<\/span><label for=\"optB_163916\">No<\/label><\/li>\r\n        <li><span class=\"option-c\">C<\/span><label for=\"optC_163916\"><\/label><\/li>\r\n        <li><span class=\"option-d\">D<\/span><label for=\"optD_163916\"><\/label><\/li>\r\n              <\/ul>\r\n      <div class=\"answer-box\"><\/div>\r\n      <button class=\"show-answer\" data-answer=\"a\">Show Answer<\/button>\r\n    <\/div>\r\n      <div class=\"question\">\r\n      <span class=\"question-header\">Question:<\/span>\r\n      <div class=\"question-text\">A                      is a device that converts a guided electromagnetic wave on a transmission line into a plane wave propagating in free space.<\/div>\r\n      <ul class=\"options\">\r\n        <li><span class=\"option-a\">A<\/span><label for=\"optA_163918\">transmitting antenna<\/label><\/li>\r\n        <li><span class=\"option-b\">B<\/span><label for=\"optB_163918\">receiving antenna<\/label><\/li>\r\n        <li><span class=\"option-c\">C<\/span><label for=\"optC_163918\">radar<\/label><\/li>\r\n        <li><span class=\"option-d\">D<\/span><label for=\"optD_163918\">mixer<\/label><\/li>\r\n              <\/ul>\r\n      <div class=\"answer-box\"><\/div>\r\n      <button class=\"show-answer\" data-answer=\"a\">Show Answer<\/button>\r\n    <\/div>\r\n      <div class=\"question\">\r\n      <span class=\"question-header\">Question:<\/span>\r\n      <div class=\"question-text\">Antennas are bidirectional devices.<\/div>\r\n      <ul class=\"options\">\r\n        <li><span class=\"option-a\">A<\/span><label for=\"optA_163926\">Yes<\/label><\/li>\r\n        <li><span class=\"option-b\">B<\/span><label for=\"optB_163926\">No<\/label><\/li>\r\n        <li><span class=\"option-c\">C<\/span><label for=\"optC_163926\"><\/label><\/li>\r\n        <li><span class=\"option-d\">D<\/span><label for=\"optD_163926\"><\/label><\/li>\r\n              <\/ul>\r\n      <div class=\"answer-box\"><\/div>\r\n      <button class=\"show-answer\" data-answer=\"a\">Show Answer<\/button>\r\n    <\/div>\r\n      <div class=\"question\">\r\n      <span class=\"question-header\">Question:<\/span>\r\n      <div class=\"question-text\">Dipole antennas are an example for:<\/div>\r\n      <ul class=\"options\">\r\n        <li><span class=\"option-a\">A<\/span><label for=\"optA_163929\">wire antennas<\/label><\/li>\r\n        <li><span class=\"option-b\">B<\/span><label for=\"optB_163929\">aperture antennas<\/label><\/li>\r\n        <li><span class=\"option-c\">C<\/span><label for=\"optC_163929\">array antennas<\/label><\/li>\r\n        <li><span class=\"option-d\">D<\/span><label for=\"optD_163929\">None of these<\/label><\/li>\r\n              <\/ul>\r\n      <div class=\"answer-box\"><\/div>\r\n      <button class=\"show-answer\" data-answer=\"a\">Show Answer<\/button>\r\n    <\/div>\r\n  <\/div>\r\n<script src=\"https:\/\/code.jquery.com\/jquery-3.6.0.min.js\"><\/script>\r\n<script>\r\n$(document).ready(function() {\r\n  $('.show-answer').click(function() {\r\n    var answer = $(this).data('answer');\r\n    $(this).siblings('.answer-box').html('The correct answer is: ' + 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src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-6643489308705072\" crossorigin=\"anonymous\"><\/script>\r\n<ins class=\"adsbygoogle\" style=\"display:block\" data-ad-format=\"autorelaxed\" data-ad-client=\"ca-pub-6643489308705072\" data-ad-slot=\"2759669284\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script>\n","protected":false},"excerpt":{"rendered":"<p>Antennas and Microwave Engineering &#8211; Electrical Engineering GK MCQ ( \u090f\u0902\u091f\u0947\u0928\u093e \u0914\u0930 \u092e\u093e\u0907\u0915\u094d\u0930\u094b\u0935\u0947\u0935 \u0907\u0902\u091c\u0940\u0928\u093f\u092f\u0930\u093f\u0902\u0917 ) Strengthen your knowledge of antennas and microwave engineering with our comprehensive MCQs page featuring questions sourced from previous year papers of various sectors, including UPSC IAS and more. Boost your understanding, excel in exams, and unlock success with this valuable [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":1396,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"ocean_post_layout":"","ocean_both_sidebars_style":"","ocean_both_sidebars_content_width":0,"ocean_both_sidebars_sidebars_width":0,"ocean_sidebar":"","ocean_second_sidebar":"","ocean_disable_margins":"enable","ocean_add_body_class":"","ocean_shortcode_before_top_bar":"","ocean_shortcode_after_top_bar":"","ocean_shortcode_before_header":"","ocean_shortcode_after_header":"","ocean_has_shortcode":"","ocean_shortcode_after_title":"","ocean_shortcode_before_footer_widgets":"","ocean_shortcode_after_footer_widgets":"","ocean_shortcode_before_footer_bottom":"","ocean_shortcode_after_footer_bottom":"","ocean_display_top_bar":"default","ocean_display_header":"default","ocean_header_style":"","ocean_center_header_left_menu":"","ocean_custom_header_template":"","ocean_custom_logo":0,"ocean_custom_retina_logo":0,"ocean_custom_logo_max_width":0,"ocean_custom_logo_tablet_max_width":0,"ocean_custom_logo_mobile_max_width":0,"ocean_custom_logo_max_height":0,"ocean_custom_logo_tablet_max_height":0,"ocean_custom_logo_mobile_max_height":0,"ocean_header_custom_menu":"","ocean_menu_typo_font_family":"","ocean_menu_typo_font_subset":"","ocean_menu_typo_font_size":0,"ocean_menu_typo_font_size_tablet":0,"ocean_menu_typo_font_size_mobile":0,"ocean_menu_typo_font_size_unit":"px","ocean_menu_typo_font_weight":"","ocean_menu_typo_font_weight_tablet":"","ocean_menu_typo_font_weight_mobile":"","ocean_menu_typo_transform":"","ocean_menu_typo_transform_tablet":"","ocean_menu_typo_transform_mobile":"","ocean_menu_typo_line_height":0,"ocean_menu_typo_line_height_tablet":0,"ocean_menu_typo_line_height_mobile":0,"ocean_menu_typo_line_height_unit":"","ocean_menu_typo_spacing":0,"ocean_menu_typo_spacing_tablet":0,"ocean_menu_typo_spacing_mobile":0,"ocean_menu_typo_spacing_unit":"","ocean_menu_link_color":"","ocean_menu_link_color_hover":"","ocean_menu_link_color_active":"","ocean_menu_link_background":"","ocean_menu_link_hover_background":"","ocean_menu_link_active_background":"","ocean_menu_social_links_bg":"","ocean_menu_social_hover_links_bg":"","ocean_menu_social_links_color":"","ocean_menu_social_hover_links_color":"","ocean_disable_title":"default","ocean_disable_heading":"default","ocean_post_title":"","ocean_post_subheading":"","ocean_post_title_style":"","ocean_post_title_background_color":"","ocean_post_title_background":0,"ocean_post_title_bg_image_position":"","ocean_post_title_bg_image_attachment":"","ocean_post_title_bg_image_repeat":"","ocean_post_title_bg_image_size":"","ocean_post_title_height":0,"ocean_post_title_bg_overlay":0.5,"ocean_post_title_bg_overlay_color":"","ocean_disable_breadcrumbs":"default","ocean_breadcrumbs_color":"","ocean_breadcrumbs_separator_color":"","ocean_breadcrumbs_links_color":"","ocean_breadcrumbs_links_hover_color":"","ocean_display_footer_widgets":"default","ocean_display_footer_bottom":"default","ocean_custom_footer_template":"","ocean_post_oembed":"","ocean_post_self_hosted_media":"","ocean_post_video_embed":"","ocean_link_format":"","ocean_link_format_target":"self","ocean_quote_format":"","ocean_quote_format_link":"post","ocean_gallery_link_images":"off","ocean_gallery_id":[],"footnotes":""},"categories":[1182],"tags":[1189,109,1207,91,1248,1247,589,590],"class_list":["post-1393","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-electrical-engineering","tag-antennas","tag-competitive-exams","tag-electrical-engineering","tag-mcqs","tag-microwave-devices","tag-microwave-engineering","tag-previous-year-papers","tag-upsc-ias","entry","has-media"],"_links":{"self":[{"href":"https:\/\/edunovations.com\/mcqs\/wp-json\/wp\/v2\/posts\/1393","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/edunovations.com\/mcqs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/edunovations.com\/mcqs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/edunovations.com\/mcqs\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/edunovations.com\/mcqs\/wp-json\/wp\/v2\/comments?post=1393"}],"version-history":[{"count":0,"href":"https:\/\/edunovations.com\/mcqs\/wp-json\/wp\/v2\/posts\/1393\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/edunovations.com\/mcqs\/wp-json\/wp\/v2\/media\/1396"}],"wp:attachment":[{"href":"https:\/\/edunovations.com\/mcqs\/wp-json\/wp\/v2\/media?parent=1393"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/edunovations.com\/mcqs\/wp-json\/wp\/v2\/categories?post=1393"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/edunovations.com\/mcqs\/wp-json\/wp\/v2\/tags?post=1393"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}