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A hollow cylinder of specific resistance...

A hollow cylinder of specific resistance `rho`, inner radius `R`, outer radius `2R` and length l is as shown in figure. What is the net resistance between the inner and outer surfaces?

A

`(3piR^(2)p)/(l)`

B

`(pR)/(2pi)`

C

`(pIn(2))/(2pil)`

D

`(pln(2))/(l)`

Text Solution

Verified by Experts

The correct Answer is:
C
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