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Extraction of Iron

Permanent mag...

Question

Permanent magnets are generally made up of alloys of _____.

A

Co

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B

Zn

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C

Na

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D

Pb

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Solution

The correct option is A Co
Permanent magnet is an object made from a material that is magnetized and creates its own persistent magnetic field.These include iron, nickel, cobalt and some alloys of rare earth metals.

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