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A magnet of magnetic moment 5Am^(2) is f...

A magnet of magnetic moment `5Am^(2)` is freely suspended in a uniform magnetic field of strength 2T. Find the work done in rotating the magnet through an angle of `60^(@)`.

A

A) `257^@ `

B

B) `252^@`

C

C) `275^@`

D

D) `127^@`

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AAKASH SERIES-APPENDICES ( REVISION EXERCISE )-REVISION EXERCISE (MAGNETISM AND MATTER )
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