Physics, asked by rafsi4221, 10 months ago

A copper wire has diameter 0.5mm and resistivity of 1.6(10)^-8m

Answers

Answered by ddevipavithra

4

Diameter =pie r^2=0.5mm

R=10ohm

We know that R=pl/A

=>l=RA/p

So the answer is 122.78m

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