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A solid conducting sphere of radius 'a' ...

A solid conducting sphere of radius 'a' is surrounded by a thin unchanged concentric conducting shell of radius 2a. A point charge `q` is placed at a distance `4a` from common centre of conducting sphere and shell. The inner sphere is then grounded

The charge on solid sphere is :

A

`-(q)/(2)`

B

`-(q)/(4)`

C

`-(q)/(8)`

D

`-(q)/(16)`

Text Solution

Verified by Experts

The correct Answer is:
B
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