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
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
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter22: Reflection And Refraction Of Light
Section: Chapter Questions
Problem 2P
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