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The photoelectric current in a photoelec...

The photoelectric current in a photoelectric cell depends upon:

A

The nature of the metal used as the emitter

B

The wavelength of the incident light

C

The intensity of the incident light

D

All the above parameters.

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Knowledge Check

  • The function of photoelectric cell is

    A
    to convert electrical energy into light energy.
    B
    to convert light energy into electrical energy.
    C
    to convert mechanical energy into electrical energy
    D
    to convert `DC` into `AC`.

  • The metal used in photoelectric cell is

    A
    Na
    B
    K
    C
    Mg
    D
    Cannot be calculated

  • The velocity of photo electron emitted in photoelectric effect depends only on

    A
    the frequency and intensity of incident light
    B
    the frequency of incident light
    C
    both (a) and (b)
    D
    the wave length of incident light

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