Question
Fri March 23, 2012 By: Santosh Kumar Singh

A wire has a resistance 4 ohm and length is 2m also the radius of the wire is 0.15mm. Find the resistivity of the wire.

Expert Reply
Sat March 24, 2012
resistivity = A R / L
= 4 X 0.0707 / 2 = 0.1414 ohm.m
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