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In a magnetic dipole of dipole moment M ...

In a magnetic dipole of dipole moment M rotated through an angle `theta` with respect to the direction of the field H, then the work done is :

A

`MH sin theta`

B

`MH (1-sin theta)`

C

`MH cos theta`

D

`MH (1-cos theta)`

Text Solution

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The correct Answer is:
D
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