Physics, 28.07.2019 07:00, dontcareanyonemo

Electrons are ejected from a metallic surface with speeds ranging up to 4.9 105 m/s when light with a wavelength of λ = 625 nm is used. (a) what is the work function of the surface?

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Electrons are ejected from a metallic surface with speeds ranging up to 4.9 105 m/s when light with...