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    Question

    The filament of electric bulb is made of

    A Iron Correct Answer Incorrect Answer
    B Nichrome Correct Answer Incorrect Answer
    C Tungsten Correct Answer Incorrect Answer
    D Graphite Correct Answer Incorrect Answer

    Solution

    The filament is the part of the light bulb that produces light. Filaments in incandescent light bulbs are made of tungsten.

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