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A and B are two concentric spherical she...

A and B are two concentric spherical shells. If A is given a charge `+q` while B is earthed as shown in figure then

A

The charge appearing on inner surface of B is -Q

B

The field inside and outside a is zero.

C

The field between a and B is not zero.

D

The charge appearing on outer surface of B is zero.

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The correct Answer is:
A, C, D
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