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Specific resistance of gold wire is rho ...

Specific resistance of gold wire is `rho` . If the length of wire is increased the twice of previous length, then ito specific resistance will be

A

`rho`

B

`2rho`

C

`p//2`

D

`rho//4`

Text Solution

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The correct Answer is:
A
Specific resistance does not depent on length of wire.
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