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Railways General Science & Technology Electrostatics & Capacitance Sample Paper Electrostatics Sample Test Paper-8

  • question_answer
    One metallic sphere A is given positive charge whereas another identical metallic sphere B of exactly same mass as of A is given equal amount of negative charge. Then

    A)  Mass of A and mass of B still remain equal

    B)  Mass of A increases

    C)  Mass of B decreases

    D)  Mass of B increases

    Correct Answer: D

    Solution :

    [d] Negative charge means excess of electron which increases the mass of sphere B.


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