Illuminating the surface of a certain metal alternately with light of wavelengths 1 0 35m and 2 0 54m, it was found that the corresponding maximum velocities of photoelectrons differ by a factor 2 0 Find the work function of that metal

Question: Illuminating the surface of a certain metal alternately with light of wavelengths 1 = 0.35m and 2 = 0.54m, it was found that the corresponding

Illuminating the surface of a certain metal alternately with light of wavelengths λ1 = 0.35μm and λ2 = 0.54μm, it was found that the corresponding maximum velocities of photoelectrons differ by a factor η = 2.0. Find the work function of that metal.

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