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JEE Main & Advanced Physics Current Electricity, Charging & Discharging Of Capacitors / वर्तमान बिजली, चार्ज और कैपेसिटर का निर Question Bank Chemical Effect of Current

  • question_answer
    Electroplating does not help in         [AIIMS 1998]

    A)                    Fine finish to the surface

    B)                    Shining appearance

    C)                    Metals to become hard

    D)                    Protect metal against corrosion

    Correct Answer: C

    Solution :

                       Electroplating only provides a thin deposition of a metal on the surface which in no way can give hardness to the metal.


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