What is the work function of the metal, if the light of wavelength 4000 Å generates photoelectron of velocity 6 × 105 ms-1 from it? (Mass of electron = 9 x 1031 kg. Velocity of light = 3 × 108 ms-1 %3D Planck's constant = 6.626 x 1034 Js. Js. %3D Charge of electron = 1.6 × 10-19 JeV1) %3D

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Chapter1: Units, Trigonometry. And Vectors
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What is the work function of the metal, if the
light of wavelength 4000 Å generates
photoelectron of velocity 6 x 105 ms1 from it?
(Mass of electron = 9 x 1031
kg.
Velocity of light = 3 x 108 ms-1
Planck's constant = 6.626 x 1034
Js.
Charge of electron = 1.6 × 10-19 JeV1)
%3D
Transcribed Image Text:What is the work function of the metal, if the light of wavelength 4000 Å generates photoelectron of velocity 6 x 105 ms1 from it? (Mass of electron = 9 x 1031 kg. Velocity of light = 3 x 108 ms-1 Planck's constant = 6.626 x 1034 Js. Charge of electron = 1.6 × 10-19 JeV1) %3D
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