{"id":58138,"date":"2024-04-16T01:14:14","date_gmt":"2024-04-16T01:14:14","guid":{"rendered":"https:\/\/exam.pscnotes.com\/mcq\/?p=58138"},"modified":"2024-04-16T01:14:14","modified_gmt":"2024-04-16T01:14:14","slug":"the-phosphors-for-which-of-the-following-pair-are-180a-out-of-phase-for-vl-vc-and-vr","status":"publish","type":"post","link":"https:\/\/exam.pscnotes.com\/mcq\/the-phosphors-for-which-of-the-following-pair-are-180a-out-of-phase-for-vl-vc-and-vr\/","title":{"rendered":"The phosphors for which of the following pair are 180\u00c2\u00b0 out of phase for VL, VC and VR?"},"content":{"rendered":"<p>\r\n    <!-- Check if it's an AMP page -->\r\n            <!-- Non-AMP version -->\r\n        <div class=\"mcq-container\" data-quiz-id=\"quizState_6a9759a46f45a\">\r\n                                            <div class=\"option\" data-option-key=\"option1\" data-is-correct=\"true\">\r\n                    VC and VR                <\/div>\r\n                                            <div class=\"option\" data-option-key=\"option2\" data-is-correct=\"false\">\r\n                    VL and VR                <\/div>\r\n                                            <div class=\"option\" data-option-key=\"option3\" data-is-correct=\"false\">\r\n                    VC and VL                <\/div>\r\n                                            <div class=\"option\" data-option-key=\"option4\" data-is-correct=\"false\">\r\n                    None of the above                <\/div>\r\n                            \r\n            <!-- Feedback messages for non-AMP -->\r\n            <div class=\"feedback\" data-feedback=\"wrong\">Answer is Right!<\/div>\r\n            <div class=\"feedback\" data-feedback=\"right\">Answer is Wrong!<\/div>\r\n        <\/div>\r\n\r\n        <script>\r\n        document.addEventListener('DOMContentLoaded', function () {\r\n            var containers = document.querySelectorAll('.mcq-container');\r\n\r\n            containers.forEach(function(container) {\r\n                var options = container.querySelectorAll('.option');\r\n                var feedbackSelect = container.querySelector('[data-feedback=\"select\"]');\r\n                var feedbackWrong = container.querySelector('[data-feedback=\"wrong\"]');\r\n                var feedbackRight = container.querySelector('[data-feedback=\"right\"]');\r\n\r\n                options.forEach(function(option) {\r\n                    option.addEventListener('click', function() {\r\n                        var selectedOption = option.getAttribute('data-option-key');\r\n                        var isCorrect = option.getAttribute('data-is-correct') === 'true';\r\n\r\n                        \/\/ Remove previous selections\r\n                        options.forEach(function(opt) {\r\n                            opt.classList.remove('correct', 'incorrect');\r\n                        });\r\n\r\n                        \/\/ Add the correct\/incorrect class\r\n                        if (isCorrect) {\r\n                            option.classList.add('correct');\r\n                            feedbackRight.hidden = false;\r\n                            feedbackWrong.hidden = true;\r\n                        } else {\r\n                            option.classList.add('incorrect');\r\n                            feedbackRight.hidden = true;\r\n                            feedbackWrong.hidden = false;\r\n                        }\r\n\r\n                        \/\/ Hide select feedback\r\n                        feedbackSelect.hidden = true;\r\n                    });\r\n                });\r\n            });\r\n        });\r\n        <\/script>\r\n    \r\n    <!--more--><\/p>\n<p>The correct answer is A. VC and VR.<\/p>\n<p>The phosphors for VC and VR are 180\u00c2\u00b0 out of phase because they are excited by different electron beams. The electron beam for VC is excited by the vertical deflection signal, while the electron beam for VR is excited by the horizontal deflection signal. The vertical deflection signal is 180\u00c2\u00b0 out of phase with the horizontal deflection <div class=\"telegram-channel-container\">\r\n        <a href=\"https:\/\/t.me\/pscnotes2025\" target=\"_blank\" class=\"telegram-channel-button\">\r\n            <span class=\"telegram-icon\">\r\n                <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 496 512\">\r\n                    <path fill=\"white\" d=\"M248,8C111,8,0,119,0,256s111,248,248,248s248-111,248-248S385,8,248,8z M362,177L320,367c-3,14-10,18-20,14l-56-41l-27,26 c-3,3-5,5-10,5l4-63L323,196c5-5-1-7-8-3l-98,62l-42-13c-9-3-10-9,2-14l162-63C351,160,365,164,362,177z\"\/>\r\n                <\/svg>\r\n            <\/span>\r\n            Join Our Telegram Channel\r\n        <\/a>\r\n    <\/div> signal, so the phosphors for VC and VR are also 180\u00c2\u00b0 out of phase.<\/p>\n<p>The phosphors for VL and VR are not 180\u00c2\u00b0 out of phase because they are excited by the same electron beam. The electron beam for VL and VR is excited by the composite video signal, which is a combination of the vertical and horizontal deflection signals. The composite video signal is not 180\u00c2\u00b0 out of phase with itself, so the phosphors for VL and VR are also not 180\u00c2\u00b0 out of phase.<\/p>\n<p>The phosphors for VC and VL are not <div class=\"youtube-subscribe-container\">\r\n        <a href=\"https:\/\/www.youtube.com\/channel\/UCNHT8lW-JmLC68rjBfZhdkg?sub_confirmation=1\" target=\"_blank\" class=\"youtube-subscribe-button\">\r\n            <span class=\"youtube-icon\">\r\n                <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 576 512\">\r\n                    <path d=\"M549.7 124.1c-6.3-23.7-24.8-42.3-48.3-48.6C458.8 64 288 64 288 64S117.2 64 74.6 75.5c-23.5 6.3-42 24.9-48.3 48.6-11.4 42.9-11.4 132.3-11.4 132.3s0 89.4 11.4 132.3c6.3 23.7 24.8 41.5 48.3 47.8C117.2 448 288 448 288 448s170.8 0 213.4-11.5c23.5-6.3 42-24.2 48.3-47.8 11.4-42.9 11.4-132.3 11.4-132.3s0-89.4-11.4-132.3zm-317.5 213.5V175.2l142.7 81.2-142.7 81.2z\"\/>\r\n                <\/svg>\r\n            <\/span>\r\n            Subscribe on YouTube\r\n        <\/a>\r\n    <\/div> 180\u00c2\u00b0 out of phase because they are excited by different electron beams. The electron beam for VC is excited by the vertical deflection signal, while the electron beam for VL is excited by the horizontal deflection signal. The vertical deflection signal is not 180\u00c2\u00b0 out of phase with the horizontal deflection signal, so the phosphors for VC and VL are also not 180\u00c2\u00b0 out of phase.<\/p>\n<p>The phosphors for VR and VL are not 180\u00c2\u00b0 out of phase because they are excited by the same electron beam. The electron beam for VR and VL is excited by the composite video signal, which is a combination of the vertical and horizontal deflection signals. The composite video signal is not 180\u00c2\u00b0 out of phase with itself, so the phosphors for VR and VL are also not 180\u00c2\u00b0 out of phase.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Join Our Telegram Channel Subscribe on YouTube<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[739],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v22.2 (Yoast SEO v23.3) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>The phosphors for which of the following pair are 180\u00c2\u00b0 out of phase for VL, VC and VR?<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/exam.pscnotes.com\/mcq\/the-phosphors-for-which-of-the-following-pair-are-180a-out-of-phase-for-vl-vc-and-vr\/\" 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