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On ortating a point charge having a char...

On ortating a point charge having a charge `q` around a chrage `Q` in a circla of radius `r`. The work done will be

A

`q xx 2pi r`

B

`(q xx 2pi Q)/r`

C

Zero

D

`Q/(2 epsilon_0 r)`

Text Solution

Verified by Experts

The correct Answer is:
C
Because of equipotential surface.
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