BHU PMT BHU PMT Solved Paper-2001

  • question_answer
    Mullikan's oil drop method is used to determine:

    A)  velocity of electron

    B)  mass of electron

    C)  charge of electron

    D)  e/m ratio of electron

    Correct Answer: C

    Solution :

                     Mullikan's oil drop method is used to determine the charge on electron. It is \[4.8\times {{10}^{-10}}\]esu.


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