In photoelectric effect the number of photo-electrons emitted is proportional to

In photoelectric effect the number of photo-electrons emitted is proportional to

  1. A

     intensity of incident beam

  2. B

    frequency of incident beam

  3. C

     velocity of incident beam

  4. D

     work function of photo cathode

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    Solution:

     By increasing the insincerity of incident beam, the number of emitted photo-electrons can be increased. Hence number of photo-electrons emitted is proportional to the intensity of incident beam,

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