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If a bar magnet of magnetic moment M is ...

If a bar magnet of magnetic moment M is freely suspended in a uniform magnetic field of strength B , the work done in rotating the magnet through an `"angle"theta` is

A

`MB(1-sintheta)`

B

`MBsintheta`

C

`MBcostheta`

D

`MB(1-costheta)`

Text Solution

Verified by Experts

The correct Answer is:
D
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