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There are two concentric spherical shell...

There are two concentric spherical shells of ratii r and 2r. Intially a charge Q is given to the inner shell. Now switch `S_(1)`is closed and `S_(2)` is opned and the process is repeated n times for both the keys altermatively. Find the final potential between the shells.

A

`(1)/(4^(n+1))[(Q)/(2piepsilon_(0)r)]`

B

`(1)/(2^(n+1))[(Q)/(4piepsilon_(0)r)]`

C

`(1)/(2^(n+1))[(Q)/(2piepsilon)]`

D

`(1)/(2^(n+1))[(Q)/(piepsilon_(0)r)]`

Text Solution

Verified by Experts

The correct Answer is:
B
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