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Indian Economy - Understanding the basics of Indian economic system
Which one of the following materials is very hard and very ductile?
Carborundum
Tungsten
Cast iron
Nichrome
Nichrome has high melting point because it is very ductile. The metal is very hard and non-fragile. Nichrome is a non-magnetic alloy of nickel, chromium, and iron, usually used as a resistance wire. A common alloy is 80% nickel and 20% chromium, by mass. This alloying provide nichrome properties like hardness and ductility.
By: Pradeep Kumar ProfileResourcesReport error
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