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A bar magnet of lenth l and magnetic dip...

A bar magnet of lenth `l` and magnetic dipole moment 'M' is bent in the form of an arc as shown in figure. The new magnetic dipole moment will be

A

`M`

B

`(3)/(pi)M`

C

`(2)/(pi)M`

D

`(M)/(2)`

Text Solution

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The correct Answer is:
B
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