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    Question

    Which metal is NOT used in the manufacturing of an

    electric fuse?
    A Copper Correct Answer Incorrect Answer
    B Tin Correct Answer Incorrect Answer
    C Lead Correct Answer Incorrect Answer
    D Nickel Correct Answer Incorrect Answer

    Solution

    Electric fuses are protective devices designed to prevent electrical appliances from damage due to excessive current. They are made of alloys of Copper, Tin, and Lead, which have low melting points. Nickel is not used because of its higher melting point and unsuitable electrical properties.

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