Physics, asked by vanshbatra5678, 1 year ago

Aluminium wire of resistance R is pulled so that its length becomes 4 times its original length. Find the ratio of new resistance to the original

Answers

Answered by bapun48

0

Answer:

1/4

Explanation:

we know that R= rho×l/A

R1/R2=1/4

bapun48: hi

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