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A bar magnet of length 0.1 m and with a ...

A bar magnet of length 0.1 m and with a magnetic moment of `5Am^(2)` is placed in a uniform a magnetic field of intensity 0.4T, with its axis making an angle of `60^(@)` with the field. What is the torque on the magnet ?

A

`3.18xx10^(-4)J`

B

`4.3xx10^(-4)J`

C

`7.3xx10^(-4)J`

D

Zero

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The correct Answer is:
A
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