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Structure of Atom question

2019 · 8 Apr · Shift 2 · Q3
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Structure of Atom question

2019 · 8 Apr · Shift 2 · Q3

JEE MainChemistryStructure of AtomMCQ+4 / −1
If p is the momentum of the fastest electron ejected from a metal surface after the irradiation of light having wavelength λ\lambdaλ, then for 1.5 p momentum of the photoelectron, the wavelength of the light should be: (Assume kinetic energy of ejected photoelectron to be very high in comparison to work function)
  1. A
    1/2 λ\lambdaλ
  2. B
    3/4 λ\lambdaλ
  3. C
    4/9 λ\lambdaλ
  4. D
    2/3 λ\lambdaλ
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