Science, asked by naman6359, 7 months ago

A resistance wire of radius 'r' and resistance 'R' is streched uniformily so that the resistance become 2R, then the radius of the wire would be:

A  2r

B  r/2

C  3r/2

D  None of these

Answers

Answered by KrishnaKumar01

0

Answer:

r/2

Explanation:

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