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The resistance of a wire of …

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The resistance of a wire of 0.01 cm radius is 10ohm. If the resistivity of the wire is 50 into 10 -8. Find the length of the wire

Posted by Shruti Tanwar 4 years, 11 months ago

CBSE > Class 10 > Science

1 answers

Khushi 4 years, 11 months ago

R=pL/A L=RA/p =10ohm ×3.14×10^-8m2/50×10^-8ohm =3.14 / 50m =0.628m

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