Physics, asked by t1980satya, 10 months ago

calculate the resistance of copper wire 1km and 0.5×10^-6 m2 area of resistivity of copper wire is 17×10^-8

Answers

Answered by durba39

0

Answer:

34 ohm

Explanation:

R=pl/A(p=resistivity)

Given

l=1000m

p=1.7×10^-8

A=0.5×10^-6m2

Resistance of that copper wire is 1.7×10-8×1000/(0.5×10^-6)

=34 ohm

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