Haryana PMT Haryana PMT Solved Paper-2005

  • question_answer
    Electroplating does not help metals to :

    A)  give fine finish to the surface

    B)  give shining appearance

    C)  become hard

    D)  protect against corrosion

    Correct Answer: B

    Solution :

                    Electroplating does not help metals to become hard.


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