Physics, asked by ksssanjay348, 1 year ago

The resistance of a wire of radius 1mm is 4ohms.The resistance of the same wire when it's radius becomes 2mm is

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Answered by Anonymous

4

Hope this helps you....

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Answered by saibharath123star

3

Just plug in the values as per the derivation in the pic and you should get your ANSWER = 0.25 ohms.

(Hope it helps)

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