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A charge q is spread uniformly over an i...

A charge q is spread uniformly over an insulated loop of radius r. If it is rotated with an angular velocity `omega` with respect to normal axis then the magnetic moment of the loop is :

A

`M = (1)/(2) Q wR^(2)`

B

`M = Qw R^(2)`

C

`M = (Q wR^(2))/(4)`

D

Zero

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The correct Answer is:
A
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