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A ferromagnetic substance becomes a perm...

A ferromagnetic substance becomes a permanent magnet when it is placed in a magnetic field because:

A

All the domains get oriented in the direction of magnetic field

B

All the domains get oriented in the direction opposite to the direction of magnetic field

C

Domains get oriented randomly

D

Domains are not affected by magnetic field

Text Solution

Verified by Experts

The correct Answer is:
A
When a ferromagnetic substance is placed in a magnetic field it becomes a permanent magnet because all the domains get oriented in the direction of magnetic field even after removal of applied magnetic field.
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