Physics, asked by thelms2047, 1 year ago

A wire is 1m long 0.2 mm in diameter and has resistance of 10 ohm calculate its resistivity

Answers

Answered by gaurav3218
3

sol:-

we change the 1m into mm=1000mm

radius=0.1

p=r*a/l

= 10*0.1\1000

=0.001 rho

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