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Shown in the figure is a shell made of a...

Shown in the figure is a shell made of a conductor. It has inner radius a and outer radius b, and carries charge Q, At its centre is a dipole ``` as show. In this case:

A

Electric field outside the shell is same as that of a point charge at the centre of the shell

B

Surface charge density on the inner surface of the shell is zero every where

C

Surface charge density on the inner surface is uniform and equal to '(Q/2) / 4pia^(2)'

D

Surface charge density on the outer surface depends on p

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The correct Answer is:
C
Electrostatic shielding
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