Two copper conductors have equal length. The cross-sectional area of one conductor is four times that of the other. If the conductor having smaller cross-sectional area has a resistance of 40 ohms the resistance of other conductor will be________?

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Academy of PakistanTest & Learning

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492Electrical EngineeringMedium

A80 ohms

B20 ohms

C10 ohms

D160 ohms

Correct answer

C. 10 ohms

Explanation

The correct answer is 10 ohms.

Two copper conductors have equal length. The cross-sectional area of one conductor is four times that of the other. If the conductor having smaller cross-sectional area has a resistance of 40 ohms the resistance of other conductor will be________? - Answer and Explanation | Academy of Pakistan