Math, asked by pankajjbhan, 10 months ago

A copper wire has a diameter of 0.5mm and resistivity of 1.6 x 10
length of this wire to make its resistance 10?

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Answered by snehabasra3

5

hope it helps u plzz mark my answer as brainlist

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Answered by ddevipavithra

0

Diameter =0.5mm R=10ohm

R=pl/A

=>l=RA/p

Therefore the answe is 122.78m

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