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Three concentric metallic spherical shel...

Three concentric metallic spherical shell A,B and C or radii a,b and c`(a lt b lt c)` have surface charge densities `-sigma, + sigma and -sigma`. Respectively. The potential of shel A is :

A

`(sigma//epsilon_(0))(a+b-c)`

B

`(sigma//epsilon_(0))(a-b+c)`

C

`(sigma//epsilon_(0))(a-b-c)`

D

none

Text Solution

Verified by Experts

The correct Answer is:
C
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