Two copper wires,one double the diameter of the other,have the same current flowing through them.If the thinner wire has a drift velocity v1,and the thicker wire has a drift velocity v2,how do the drift velocities of the charge carriers compare?
A) v1 = v2
B) v1 = 2 v2
C) 2 v1 = v2
D) v1 = 4 v2
E) 4 v1 = v2
Correct Answer:
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