Jsquad7355 Jsquad7355

14-03-2024
Physics

contestada

The surface of a metal is illuminated with the light of Wavelength 400 nm. The kinetic energy of the ejected photoelectrons was found to be 1.68 eV.Work function of the metal is about
(a) 3.09 eV
(b) 4.73 ev
(c) 1.42 eV
(d) 0.68 ev

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