{"id":86290,"date":"2025-06-01T03:42:45","date_gmt":"2025-06-01T03:42:45","guid":{"rendered":"https:\/\/exam.pscnotes.com\/mcq\/?p=86290"},"modified":"2025-06-01T03:42:45","modified_gmt":"2025-06-01T03:42:45","slug":"which-one-of-the-following-pairs-of-metals-are-very-good-conductors-of","status":"publish","type":"post","link":"https:\/\/exam.pscnotes.com\/mcq\/which-one-of-the-following-pairs-of-metals-are-very-good-conductors-of\/","title":{"rendered":"Which one of the following pairs of metals are very good conductors of"},"content":{"rendered":"

Which one of the following pairs of metals are very good conductors of heat ?<\/p>\n

[amp_mcq option1=”Silver and Copper” option2=”Silver and Lead” option3=”Copper and Mercury” option4=”Lead and Mercury” correct=”option1″]<\/p>\n

\n
\n
This question was previously asked in<\/div>\n
UPSC CDS-2 – 2022<\/div>\n<\/div>\n
Download PDF<\/a>Attempt Online<\/a><\/div>\n<\/div>\n
\nHeat conductivity is the ability of a material to conduct heat. Metals are generally good conductors of heat. Among common metals, silver is the best conductor of heat, followed closely by copper. Both silver and copper are widely used in applications where high thermal conductivity is required. Lead and mercury, while metals, are significantly poorer conductors of heat compared to silver and copper. Therefore, the pair of metals that are very good conductors of heat is Silver and Copper.
\n<\/section>\n
\nSilver and Copper are excellent conductors of heat.
\n<\/section>\n
\nThermal conductivity values (approximate, W\/(m\u00b7K) at room temperature): Silver (~429), Copper (~401), Aluminum (~205), Iron (~80), Lead (~35), Mercury (~8.3). This data confirms that Silver and Copper are indeed among the best heat conductors.
\n<\/section>\n","protected":false},"excerpt":{"rendered":"

Which one of the following pairs of metals are very good conductors of heat ? [amp_mcq option1=”Silver and Copper” option2=”Silver and Lead” option3=”Copper and Mercury” option4=”Lead and Mercury” correct=”option1″] This question was previously asked in UPSC CDS-2 – 2022 Download PDFAttempt Online Heat conductivity is the ability of a material to conduct heat. Metals are … <\/p>\n

Detailed SolutionWhich one of the following pairs of metals are very good conductors of<\/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":[1088],"tags":[1108,1200,1128],"class_list":["post-86290","post","type-post","status-publish","format-standard","hentry","category-upsc-cds-2","tag-1108","tag-conductivity","tag-physics","no-featured-image-padding"],"yoast_head":"\nWhich one of the following pairs of metals are very good conductors of<\/title>\n<meta name=\"description\" content=\"Heat conductivity is the ability of a material to conduct heat. Metals are generally good conductors of heat. Among common metals, silver is the best conductor of heat, followed closely by copper. Both silver and copper are widely used in applications where high thermal conductivity is required. Lead and mercury, while metals, are significantly poorer conductors of heat compared to silver and copper. Therefore, the pair of metals that are very good conductors of heat is Silver and Copper. Silver and Copper are excellent conductors of heat.\" \/>\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\/which-one-of-the-following-pairs-of-metals-are-very-good-conductors-of\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Which one of the following pairs of metals are very good conductors of\" \/>\n<meta property=\"og:description\" content=\"Heat conductivity is the ability of a material to conduct heat. Metals are generally good conductors of heat. Among common metals, silver is the best conductor of heat, followed closely by copper. Both silver and copper are widely used in applications where high thermal conductivity is required. Lead and mercury, while metals, are significantly poorer conductors of heat compared to silver and copper. Therefore, the pair of metals that are very good conductors of heat is Silver and Copper. Silver and Copper are excellent conductors of heat.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/exam.pscnotes.com\/mcq\/which-one-of-the-following-pairs-of-metals-are-very-good-conductors-of\/\" \/>\n<meta property=\"og:site_name\" content=\"MCQ and Quiz for Exams\" \/>\n<meta property=\"article:published_time\" content=\"2025-06-01T03:42:45+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":"Which one of the following pairs of metals are very good conductors of","description":"Heat conductivity is the ability of a material to conduct heat. Metals are generally good conductors of heat. 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