{"id":19139,"date":"2024-04-15T05:35:30","date_gmt":"2024-04-15T05:35:30","guid":{"rendered":"https:\/\/exam.pscnotes.com\/mcq\/?p=19139"},"modified":"2024-04-15T05:35:30","modified_gmt":"2024-04-15T05:35:30","slug":"which-one-of-the-following-statements-is-true-a-capacitive-reactance-is-at-a-minimum-for-dc-source-voltages-b-capacitive-reactance-decreases-as-the-operating-frequency-increases-c-there-is-no-mean","status":"publish","type":"post","link":"https:\/\/exam.pscnotes.com\/mcq\/which-one-of-the-following-statements-is-true-a-capacitive-reactance-is-at-a-minimum-for-dc-source-voltages-b-capacitive-reactance-decreases-as-the-operating-frequency-increases-c-there-is-no-mean\/","title":{"rendered":"Which one of the following statements is true? A. Capacitive reactance is at a minimum for dc source voltages B. Capacitive reactance decreases as the operating frequency increases C. There is no meaningful relationship between capacitive reactance and operating frequency D. Capacitive reactance increases as the operating frequency increases E. None of the above"},"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_6abd58281ee85\">\r\n                                            <div class=\"option\" data-option-key=\"option1\" data-is-correct=\"false\">\r\n                    Capacitive reactance is at a minimum for dc source voltages                <\/div>\r\n                                            <div class=\"option\" data-option-key=\"option2\" data-is-correct=\"true\">\r\n                    Capacitive reactance decreases as the operating frequency increases                <\/div>\r\n                                            <div class=\"option\" data-option-key=\"option3\" data-is-correct=\"false\">\r\n                    There is no meaningful relationship between capacitive reactance and operating frequency                <\/div>\r\n                                            <div class=\"option\" data-option-key=\"option4\" data-is-correct=\"false\">\r\n                    Capacitive reactance increases as the operating frequency increases E. 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: <strong>B. Capacitive reactance decreases as the operating frequency increases<\/strong>.<\/p>\n<p>Capacitive reactance is the opposition to the flow of alternating current (AC) in a capacitor. It is measured in ohms (\u00ce\u00a9). The formula for capacitive reactance is $X_C = \\dfrac{1}{2\\pi fC}$, where $f$ is the frequency in hertz (Hz) and $C$ is the <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 <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> 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> capacitance in farads (F).<\/p>\n<p>As the frequency increases, the capacitive reactance decreases. This is because the capacitor can store more charge at higher frequencies. The higher the charge, the more opposition there is to the flow of current.<\/p>\n<p>Option A is incorrect because capacitive reactance is at a maximum for DC source voltages. This is because a DC source voltage is a constant voltage, and there is no change in the charge stored in the capacitor.<\/p>\n<p>Option C is incorrect because there is a meaningful relationship between capacitive reactance and operating frequency. The capacitive reactance decreases as the operating frequency increases.<\/p>\n<p>Option D is incorrect because capacitive reactance decreases as the operating frequency increases.<\/p>\n<p>Option E is incorrect because the statement in option B is true.<\/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":[682],"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>Which one of the following statements is true? A. Capacitive reactance is at a minimum for dc source voltages B. Capacitive reactance decreases as the operating frequency increases C. There is no meaningful relationship between capacitive reactance and operating frequency D. 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