The alloy of aluminium used for making magnet is_________?
Correct answer: C. Alnico
- A. Duralumin
- B. Y-Alloy
- C. Alnico
- D. Aluminium bronze
Explanation
Alnico contains aluminium, nickel and cobalt and is used to make permanent magnets. Duralumin and Y-alloy are aluminium alloys designed mainly for strength and lightness.
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