Multiple Choice Questions on If the length of a conductor is doubled and the area of cross section is halved the resistance becom........... for Common University Entrance Test (CUET) Preparation

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Multiple Choice Questions

If the length of a conductor is doubled and the area of cross section is halved the resistance becom...........

Physics (CUET) Current Electricity
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    If the length of a conductor is doubled and the area of cross-section is halved, the resistance becomes:
    SameIncorrect Answer
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    Explanation:
    R = ?l/A; doubling l and halving A makes R four times larger.

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