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A conductor of length l and area of cros...

A conductor of length l and area of cross-section A has a resistance R then its specific resistance is

A

`rho=(RA)/(l)`

B

`rho=RA l`

C

`rho=(l)/(RA)`

D

`rho=(R^(2)A)/(l)`

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The correct Answer is:
A
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