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The electric resistance of a certain wir...

The electric resistance of a certain wire of iron is R. If its length and radius are both doubled, then :

A

The resistance and the specific resistance will both remain unchanged

B

The resistance will be doubled, and the specific resistance will be halved

C

The resistance will be halved, and the specific resistance will remain unchanged

D

The resistance will be halved, and the specific resistance will be doubled

Text Solution

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The correct Answer is:
C
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