Physics, asked by RiddhiAher, 1 year ago

two copper wires of length L and 2L have radio, r and 2r respectively. the ratio of their specific resistance is

Answers

Answered by AionAbhishek

6

p = R x pi x r^2 / L

p' = R x pi x 4r^2 / 2L

p' = 2p

RiddhiAher: p= v^2/r right?

RiddhiAher: sorry I understood.

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