{"id":44673,"date":"2024-04-15T21:47:04","date_gmt":"2024-04-15T21:47:04","guid":{"rendered":"https:\/\/exam.pscnotes.com\/mcq\/?p=44673"},"modified":"2024-04-15T21:47:04","modified_gmt":"2024-04-15T21:47:04","slug":"at-__________-frequencies-the-parallel-r-l-circuit-behaves-as-purely-resistive","status":"publish","type":"post","link":"https:\/\/exam.pscnotes.com\/mcq\/at-__________-frequencies-the-parallel-r-l-circuit-behaves-as-purely-resistive\/","title":{"rendered":"At __________ frequencies the parallel R-L circuit behaves as purely resistive."},"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_6a97d947e1e81\">\r\n                                            <div class=\"option\" data-option-key=\"option1\" data-is-correct=\"true\">\r\n                    Low                <\/div>\r\n                                            <div class=\"option\" data-option-key=\"option2\" data-is-correct=\"false\">\r\n                    Very low                <\/div>\r\n                                            <div class=\"option\" data-option-key=\"option3\" data-is-correct=\"false\">\r\n                    High                <\/div>\r\n                                            <div class=\"option\" data-option-key=\"option4\" data-is-correct=\"false\">\r\n                    Very high                <\/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>A. Low<\/strong><\/p>\n<p>A parallel R-L circuit behaves as purely resistive at low frequencies. This is because the inductive reactance of the inductor is very small at low frequencies, and can be neglected. The impedance of the circuit is therefore equal to the resistance of the resistor, and the current through the circuit is in phase with the voltage across the circuit.<\/p>\n<p>At high frequencies, the inductive reactance of the inductor becomes large, and the impedance of the circuit is dominated by the reactance. The current through the circuit is therefore out of phase with the voltage across the circuit.<\/p>\n<p>The following <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> is a brief explanation of each option:<\/p>\n<ul>\n<li><strong>Option A: Low frequencies<\/strong><\/li>\n<\/ul>\n<p>At low frequencies, the inductive reactance of the inductor is very small, and can be neglected. The impedance of the circuit is therefore equal to the resistance of the resistor, and the current through the circuit is in phase with the voltage across the circuit.<\/p>\n<ul>\n<li><strong>Option B: Very low frequencies<\/strong><\/li>\n<\/ul>\n<p>At very low frequencies, the inductive reactance of the inductor is even smaller than at low frequencies, and <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> can be neglected even more. The impedance of the circuit is therefore even closer to the resistance of the resistor, and the current through the circuit is even closer to being in phase with the voltage across the circuit.<\/p>\n<ul>\n<li><strong>Option C: High frequencies<\/strong><\/li>\n<\/ul>\n<p>At high frequencies, the inductive reactance of the inductor becomes large, and the impedance of the circuit is dominated by the reactance. The current through the circuit is therefore out of phase with the voltage across the circuit.<\/p>\n<ul>\n<li><strong>Option D: Very high frequencies<\/strong><\/li>\n<\/ul>\n<p>At very high frequencies, the inductive reactance of the inductor is even larger than at high frequencies, and the impedance of the circuit is even more dominated by the reactance. The current through the circuit is therefore even further out of phase with the voltage across the circuit.<\/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>At __________ frequencies the parallel R-L circuit behaves as purely resistive.<\/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\/at-__________-frequencies-the-parallel-r-l-circuit-behaves-as-purely-resistive\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta 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