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10th Class Science Sources of Energy Question Bank Sources of Energy

  • question_answer
    Number of thermo electrons emitted per second from the cathode does not depend upon

    A)  specific heat capacity of the cathode  

    B)  temperature of the cathode

    C)  surface area of the cathode

    D)  work function of the metal cathode

    Correct Answer: A

    Solution :

    Not Available


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