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When the wavelength of radiation falling on a metal is changed from 500 nm to 200 nm, the maximum kinetic energy of the photoelectrons becomes three times larger. The work function of the metal is close to: 1) 1.02 eV 2) 0.61 eV 3) 0.52 eV 4) 0.81 eV

When the wavelength of radiation falling on a metal is changed from 500 nm to 200 nm, the maximum kinetic energy of the photoelectrons becomes three times larger. The work function of the metal is close to: 1) 1.02 eV 2) 0.61 eV 3) 0.52 eV 4) 0.81 eV

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When the wavelength of radiation falling on a metal is changed from 500 nm to 200 nm, the maximum kinetic energy of the photoelectrons becomes three times larger. The work function of the metal is close to:

 

  1. 1) 1.02 eV
  2. 2) 0.61 eV
  3. 3) 0.52 eV
  4. 4) 0.81 eV
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