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Assuming an expression for the potential...

Assuming an expression for the potential of an isolated conductor, show that the capacitance of such a sphere will be increased by a factor n, if it is enclosed within an earthed concentric sphere, the ration of the spheres being `n/(n - 1)`.

A

`(n^(2))/(n-1)`

B

`(n)/(n-1)`

C

`(2n)/(n+1)`

D

`(2n+1)/(n+1)`

Text Solution

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The correct Answer is:
B
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