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Discussion :: Current Electricity

  1. 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

    2. A.

     160 ohms
    B.

     80 ohms
    C.

     20 ohms
    D.

     10 ohms

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    Answer : Option D

    Explanation :

    Explanation Not Provided

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