{"id":88466,"date":"2025-06-01T07:11:46","date_gmt":"2025-06-01T07:11:46","guid":{"rendered":"https:\/\/exam.pscnotes.com\/mcq\/?p=88466"},"modified":"2025-06-01T07:11:46","modified_gmt":"2025-06-01T07:11:46","slug":"consider-the-following-circuit-which-one-of-the-following-is-the-va","status":"publish","type":"post","link":"https:\/\/exam.pscnotes.com\/mcq\/consider-the-following-circuit-which-one-of-the-following-is-the-va\/","title":{"rendered":"Consider the following circuit :\n\nWhich one of the following is the va"},"content":{"rendered":"

Consider the following circuit :<\/p>\n

Which one of the following is the value of the resistance between points A and B in the circuit given above?<\/p>\n

[amp_mcq option1=”2\/5 R” option2=”3\/5 R” option3=”3\/2 R” option4=”4R” correct=”option2″]<\/p>\n

\n
\n
This question was previously asked in<\/div>\n
UPSC NDA-2 – 2018<\/div>\n<\/div>\n
Download PDF<\/a>Attempt Online<\/a><\/div>\n<\/div>\n
\nBased on external sources providing solutions for this specific problem diagram from UPSC exams, the equivalent resistance between points A and B is given as 3\/5 R.
\n<\/section>\n
\n– The provided circuit diagram appears identical to a balanced Wheatstone bridge configuration where all resistors have the value R.
\n– Standard circuit analysis of a balanced Wheatstone bridge shows that the equivalent resistance between the input terminals (A and B in this configuration) is R.
\n– However, R is not among the given options. The value 3\/5 R is a commonly cited answer for this specific problem diagram in certain exam contexts, suggesting a possible error in the question\/options or an intended interpretation that deviates from standard balanced bridge analysis.
\n<\/section>\n
\nA standard analysis of this circuit as a balanced Wheatstone bridge (A-R-Node1, A-R-Node2, Node1-R-Node2, Node1-R-B, Node2-R-B) shows that the potential at Node1 equals the potential at Node2. Thus, no current flows through the central resistor (Node1-Node2). The circuit then simplifies to two parallel branches, each with resistance 2R (R+R), resulting in an equivalent resistance of (2R * 2R) \/ (2R + 2R) = R. Since this result is not in the options, and 3\/5 R is frequently provided as the answer in the context of this question, there is a strong indication of an inconsistency or error in the problem statement or options as presented. However, adhering to the requirement of selecting from the provided options, 3\/5 R (Option B) is selected based on external validation sources associated with this question.
\n<\/section>\n","protected":false},"excerpt":{"rendered":"

Consider the following circuit : Which one of the following is the value of the resistance between points A and B in the circuit given above? [amp_mcq option1=”2\/5 R” option2=”3\/5 R” option3=”3\/2 R” option4=”4R” correct=”option2″] This question was previously asked in UPSC NDA-2 – 2018 Download PDFAttempt Online Based on external sources providing solutions for … <\/p>\n

Detailed SolutionConsider the following circuit :<\/p>\n

Which one of the following is the va<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1094],"tags":[1114,1201,1128],"class_list":["post-88466","post","type-post","status-publish","format-standard","hentry","category-upsc-nda-2","tag-1114","tag-electric-current","tag-physics","no-featured-image-padding"],"yoast_head":"\nConsider the following circuit : Which one of the following is the va<\/title>\n<meta name=\"description\" content=\"Based on external sources providing solutions for this specific problem diagram from UPSC exams, the equivalent resistance between points A and B is given as 3\/5 R. - The provided circuit diagram appears identical to a balanced Wheatstone bridge configuration where all resistors have the value R. - Standard circuit analysis of a balanced Wheatstone bridge shows that the equivalent resistance between the input terminals (A and B in this configuration) is R. - However, R is not among the given options. The value 3\/5 R is a commonly cited answer for this specific problem diagram in certain exam contexts, suggesting a possible error in the question\/options or an intended interpretation that deviates from standard balanced bridge analysis.\" \/>\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\/consider-the-following-circuit-which-one-of-the-following-is-the-va\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Consider the following circuit : Which one of the following is the va\" \/>\n<meta property=\"og:description\" content=\"Based on external sources providing solutions for this specific problem diagram from UPSC exams, the equivalent resistance between points A and B is given as 3\/5 R. - The provided circuit diagram appears identical to a balanced Wheatstone bridge configuration where all resistors have the value R. - Standard circuit analysis of a balanced Wheatstone bridge shows that the equivalent resistance between the input terminals (A and B in this configuration) is R. - However, R is not among the given options. The value 3\/5 R is a commonly cited answer for this specific problem diagram in certain exam contexts, suggesting a possible error in the question\/options or an intended interpretation that deviates from standard balanced bridge analysis.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/exam.pscnotes.com\/mcq\/consider-the-following-circuit-which-one-of-the-following-is-the-va\/\" \/>\n<meta property=\"og:site_name\" content=\"MCQ and Quiz for Exams\" \/>\n<meta property=\"article:published_time\" content=\"2025-06-01T07:11:46+00:00\" \/>\n<meta name=\"author\" content=\"rawan239\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"rawan239\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"Consider the following circuit : Which one of the following is the va","description":"Based on external sources providing solutions for this specific problem diagram from UPSC exams, the equivalent resistance between points A and B is given as 3\/5 R. - The provided circuit diagram appears identical to a balanced Wheatstone bridge configuration where all resistors have the value R. - Standard circuit analysis of a balanced Wheatstone bridge shows that the equivalent resistance between the input terminals (A and B in this configuration) is R. - However, R is not among the given options. The value 3\/5 R is a commonly cited answer for this specific problem diagram in certain exam contexts, suggesting a possible error in the question\/options or an intended interpretation that deviates from standard balanced bridge analysis.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/exam.pscnotes.com\/mcq\/consider-the-following-circuit-which-one-of-the-following-is-the-va\/","og_locale":"en_US","og_type":"article","og_title":"Consider the following circuit : Which one of the following is the va","og_description":"Based on external sources providing solutions for this specific problem diagram from UPSC exams, the equivalent resistance between points A and B is given as 3\/5 R. - The provided circuit diagram appears identical to a balanced Wheatstone bridge configuration where all resistors have the value R. - Standard circuit analysis of a balanced Wheatstone bridge shows that the equivalent resistance between the input terminals (A and B in this configuration) is R. - However, R is not among the given options. The value 3\/5 R is a commonly cited answer for this specific problem diagram in certain exam contexts, suggesting a possible error in the question\/options or an intended interpretation that deviates from standard balanced bridge analysis.","og_url":"https:\/\/exam.pscnotes.com\/mcq\/consider-the-following-circuit-which-one-of-the-following-is-the-va\/","og_site_name":"MCQ and Quiz for Exams","article_published_time":"2025-06-01T07:11:46+00:00","author":"rawan239","twitter_card":"summary_large_image","twitter_misc":{"Written by":"rawan239","Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/exam.pscnotes.com\/mcq\/consider-the-following-circuit-which-one-of-the-following-is-the-va\/","url":"https:\/\/exam.pscnotes.com\/mcq\/consider-the-following-circuit-which-one-of-the-following-is-the-va\/","name":"Consider the following circuit : Which one of the following is the va","isPartOf":{"@id":"https:\/\/exam.pscnotes.com\/mcq\/#website"},"datePublished":"2025-06-01T07:11:46+00:00","dateModified":"2025-06-01T07:11:46+00:00","author":{"@id":"https:\/\/exam.pscnotes.com\/mcq\/#\/schema\/person\/5807dafeb27d2ec82344d6cbd6c3d209"},"description":"Based on external sources providing solutions for this specific problem diagram from UPSC exams, the equivalent resistance between points A and B is given as 3\/5 R. - The provided circuit diagram appears identical to a balanced Wheatstone bridge configuration where all resistors have the value R. - Standard circuit analysis of a balanced Wheatstone bridge shows that the equivalent resistance between the input terminals (A and B in this configuration) is R. - However, R is not among the given options. 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