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Dual Nature of ...

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  • Question 1
    4 / -1

    For intensity I of a light of wavelength 5000 Å the photoelectron saturaiton current is 0.40 µA and stopping potential is 1.36 V, the work function of metal is

  • Question 2
    4 / -1

    The work function of aluminium is 4.2 eV. If two photons, each of energy 3.5 eV strike an electron of aluminium, then emission of electrons will be

  • Question 3
    4 / -1

    In photoelectric effect if the intensity of light is doubled then maximum kinetic energy of photoelectrons will become

  • Question 4
    4 / -1

    Light of frequency v is incident on a substance of threshold frequency v0(v0 < v). The energy of the emitted photoelectron will be

  • Question 5
    4 / -1

    The stopping potential (V0)

  • Question 6
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    When wavelength of incident photon is decreased then

  • Question 7
    4 / -1

    Quantum nature of light is explained by which of the following phenomenon

  • Question 8
    4 / -1

    When a metal surface is illuminated by light of wavelengths 400 nm and 250 nm, the maximum velocities of the photoelectrons ejected are v and 2v respectively. The work function of the metal is (h = Planck\'s constant, c = velocity of light in air)

  • Question 9
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    The incident photon involved in the photoelectric effect experiment

  • Question 10
    4 / -1

    If intensity of incident light is increased in PEE then which of the following is true

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