Consider two copper wires. One has twice the length and twice the cross-sectional area of the other. How do the resistances of these two wires compare?
A) Both wires have the same resistance.
B) The longer wire has twice the resistance of the shorter wire.
C) The longer wire has four times the resistance of the shorter wire.
D) The shorter wire has four times the resistance of the longer wire.
E) The shorter wire has twice the resistance of the longer wire.
A
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