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A small conducting sphere of radius a, c...

A small conducting sphere of radius a, carrying a charge `+Q`, is placed inside an equal and oppositely charged conducting shell of radius b such that their centers coincide. Determine the potential at a point which is at a distance c from center such that `a lt c lt b`.

A

`k(Q//c + Q//b)`

B

`k(Q//a + Q//b)`

C

`k(Q//a - Q//b)`

D

`k(Q//c - Q//b)`

Text Solution

Verified by Experts

The correct Answer is:
d
`V = (k Q)/c - ( kQ)/b`
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