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

1. all the domains get oriented in the direction opposite to the direction of magnetic field.
2. domains are not affected by magnetic field.
3. domains get randomly oriented.
4. all the domains get oriented in the direction of magnetic field.


 

Subtopic:  Magnetic Behaviour of an Element/Compound |
 78%
Level 2: 60%+
NEET - 2022
Hints