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A thin circular disk of radius R is unif...

A thin circular disk of radius R is uniformly charged with density `sigmagt0` per unit area. The disk rotates about its axis with a uniform angular speed . The magnetic moment of the disk is :

A

`2piR^4omegarho`

B

`piR^4omegarho`

C

`(piR^4)/2omegarho`

D

`(piR^4)/4omegarho`

Text Solution

Verified by Experts

The correct Answer is:
D
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