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UV light of wavelength 300 nm and intensity 1 Wm−2 falls on the surface of photo electric metal. If one percent of incident photons, produce photo electrons, then the number of photo electrons emitted from an area of 1.0 cm2 of the surface is nearly

Answer» UV light of wavelength 300 nm and intensity 1 Wm2 falls on the surface of photo electric metal. If one percent of incident photons, produce photo electrons, then the number of photo electrons emitted from an area of 1.0 cm2 of the surface is nearly


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