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Sunday, November 11, 2018

The wire of flash bulb is made of

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    • RRB ASM Exam (Bhubaneshwar) 2009 click here to view all questions
    The wire of flash bulb is made of
    ACopper
    BBarium
    CMagnesium
    DSilver

    Correct Answer : C [Magnesium]
    Explanation :
    In 1893, Chauffour made an ancestor of the flash bulb; this had magnesium

    Nithin K
    answered May 1 '2018 at 9:50

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