The most suitable metal for permanent magnets is

Steel

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Iron

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Copper

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Aluminium

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Solution

The correct option is A Steel
From hysteresis curve , we can observe that , for steel even after removing external magnetic field , the material remains magnetised for a long time. This is the criteria required for making a permanent magnet.

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Similar questions

1.Material Suitable for making permanent magnet is:

a) Steel

b) Iron

c) copper

d) aluminium

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Write two properties of a material suitable for making (a) a permanent magnet, and (b) an electromagnet

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