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The electric field intensity outisde the...

The electric field intensity outisde the charged conductiong shpere of radius 'R' placed in a medium of permittivity `in ` at a distance 'r' from the centre of the shhere in terms of surface charge density `sigma` is :

A

`(sigma)/(in)((R)/(r))^(2)`

B

`(sigma)/(in)((r)/(R))^(2)`

C

`(sigma)/(in)((R)/(r^(2)))^(2)`

D

`(sigma)/(in)((r)/(R))^(2)`

Text Solution

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`(sigma)/(in)((R)/(r))^(2)`
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