If light of wavelength λ_1 is allowed to fall on a metal, then kineti – InterviewSolution

1.	If light of wavelength λ_1 is allowed to fall on a metal, then kinetic energy of photoelectrons emitted is E_1. If wavelength of light changes to λ_2 then kinetic energy of electron changes to E_2. Then work function of metal is :-
Answer» If light of wavelength λ_1 is allowed to fall on a metal, then kinetic energy of photoelectrons emitted is E_1. If wavelength of light changes to λ_2 then kinetic energy of electron changes to E_2. Then work function of metal is :-

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