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.
Asked by Santosh Kumar Singh | 23rd Mar, 2012, 07:13: PM
Expert Answer:
resistivity = A R / L
= 4 X 0.0707 / 2 = 0.1414 ohm.m
Answered by | 24th Mar, 2012, 10:22: AM
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