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Resistivity of a conductor of length l...

Resistivity of a conductor of length l and cross - section A is `rho` . If its length is doubled and area of cross-section is halved, then its new resistivity will be .

A

`(rho)/(2)`

B

`4 rho`

C

`(rho)/(4)`

D

`rho`

Text Solution

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The correct Answer is:
D
Resistivity only depends on material of conductor.
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