Consider Two Copper Wires of Equal Length

question 520

Multiple Choice

Consider two copper wires of equal length. One wire has twice the cross-sectional area of the other. How do the resistances of these two wires compare?

• A) The thicker wire has eight times the resistance of the thinner wire.
• B) The thicker wire has one-half the resistance of the thinner wire.
• C) The thicker wire has twice the resistance of the thinner wire.
• D) The thicker wire has four times the resistance of the thinner wire.
• E) The thicker wire has one-fourth the resistance of the thinner wire.

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