{"id":88924,"date":"2025-06-01T07:24:55","date_gmt":"2025-06-01T07:24:55","guid":{"rendered":"https:\/\/exam.pscnotes.com\/mcq\/?p=88924"},"modified":"2025-06-01T07:24:55","modified_gmt":"2025-06-01T07:24:55","slug":"the-heating-element-in-an-electric-iron-is-usually-made-of","status":"publish","type":"post","link":"https:\/\/exam.pscnotes.com\/mcq\/the-heating-element-in-an-electric-iron-is-usually-made-of\/","title":{"rendered":"The heating element in an electric iron is usually made of"},"content":{"rendered":"

The heating element in an electric iron is usually made of<\/p>\n

[amp_mcq option1=”Constantan” option2=”Tungsten” option3=”Nichrome” option4=”Copper” correct=”option3″]<\/p>\n

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This question was previously asked in<\/div>\n
UPSC NDA-2 – 2023<\/div>\n<\/div>\n
Download PDF<\/a>Attempt Online<\/a><\/div>\n<\/div>\n
\nThe heating element in an electric iron is usually made of Nichrome.
\n<\/section>\n
\nNichrome is an alloy primarily composed of nickel and chromium. It is chosen for heating elements because it has a high electrical resistance, allowing it to efficiently convert electrical energy into heat. It also has a high melting point and resistance to oxidation at high temperatures, ensuring durability and safety during operation.
\n<\/section>\n
\nOther materials like Constantan also have high resistance but are less commonly used for high-temperature heating elements compared to Nichrome. Tungsten has a very high melting point and is used for filaments in incandescent light bulbs, but not typically for resistive heating elements like those in irons or toasters. Copper has low resistance and is used for electrical wiring, not for generating heat.
\n<\/section>\n","protected":false},"excerpt":{"rendered":"

The heating element in an electric iron is usually made of [amp_mcq option1=”Constantan” option2=”Tungsten” option3=”Nichrome” option4=”Copper” correct=”option3″] This question was previously asked in UPSC NDA-2 – 2023 Download PDFAttempt Online The heating element in an electric iron is usually made of Nichrome. Nichrome is an alloy primarily composed of nickel and chromium. It is chosen … <\/p>\n

Detailed SolutionThe heating element in an electric iron is usually made 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":[1094],"tags":[1105,1160,1128],"class_list":["post-88924","post","type-post","status-publish","format-standard","hentry","category-upsc-nda-2","tag-1105","tag-physical-properties-of-materials","tag-physics","no-featured-image-padding"],"yoast_head":"\nThe heating element in an electric iron is usually made of<\/title>\n<meta name=\"description\" content=\"The heating element in an electric iron is usually made of Nichrome. Nichrome is an alloy primarily composed of nickel and chromium. It is chosen for heating elements because it has a high electrical resistance, allowing it to efficiently convert electrical energy into heat. 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