Question

A wire has a length of 2.0 m and a resistance of 5.0 Ω. Find the electric field existing inside the wire if it carries a current of 10 A.

Answer 1

I = 2 m, R = 5Ω, i = 10 A, E = ? V = iR = 10 x 5 = 50 V E=V/I=50/2=25 V/m.

Answer 2

Explanation:

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