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The resistance of a wire is 2Omega if it...

The resistance of a wire is `2Omega` if it is drawn in such a way that it experiences a longitudinal strain `200%` its new resistance is

A

`4 ohm`

B

`8 ohm`

C

`16 ohm`

D

`18 ohm`

Text Solution

Verified by Experts

The correct Answer is:
D
`R propto l^(2)`
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