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Question

A wire of resistance 10.0 ohm is stretched so as to increase its length by 20%. Its resistance then would be
10.0 ohm
12.0 ohm
14.4 ohm
10.2 ohm

A

10.0 ohm

B

12.0 ohm

C

10.2 ohm

D

14.4 ohm

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Solution

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Answer is C.

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