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The supermaloy primarily composed of ________________

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The supermaloy primarily composed of ________________

(a) Nickel

(b) Iron

(c) Cobalt

(d) Copper

The question was posed to me in semester exam.

I want to ask this question from Soft and Hard Magnetic Materials topic in division Magnetic & Insulating Materials of Engineering Material & Metallurgy

1 Answer

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Right option is (a) Nickel

Explanation: Permalloy is a magnetic material invented by the scientist Gustav Elmen. It is composed of just about 80% nickel and 5% molybdenum. It has a high relative permeability of 105.

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