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Magnetic moment of a current carrying sq...

Magnetic moment of a current carrying square loop be `M`. If it is converted in form of circle and same current is passed through it then find the new magnetic moment.

A

`(M)/(4pi)`

B

`(4M)/(pi)`

C

`(M)/(3pi)`

D

`(5M)/(6pi)`

Text Solution

Verified by Experts

The correct Answer is:
B
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