Two copper wires, one double the diameter of the other, have the same current flowing through them.

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Two copper wires, one double the diameter of the other, have the same current flowing through them. If the thinner wire has a drift speed v1 and the thicker wire has a drift speed v2 how do the drift speeds of the charge carriers compare?

A. v1 = v2

B. 4 v1 = v2

C. 2 v1 = v2

D. v1 = 4 v2

E. v1 = 2 v2

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