Question #200461

A 2-meter copper conductor which has a cross-sectional area of 8 x 10 – 7 m2 has a potential energy difference of 6 volts between its ends. The resistivity of copper is 1.7 x 10 – 8 Ω-m. Find:

a. The resistance of the conductor, and

b. The current passing through it

Expert's answer

Where

R = is the resistance

= is the resistivity

L= is the length

A = is the cross sectional area

Current passing

Where

V = is the potential

I = is the current

R = is the resistance

amp

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