3 A piece of metal has a cutoff wavelength of Acutoff 450 mm Consider illuminating...
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Physics
3 A piece of metal has a cutoff wavelength of Acutoff 450 mm Consider illuminating this piece of metal with two different wavelengths of light a 1 500 nm beam and a A2 400 nm beam For each of the two beams find a The maximum kinetic energy of ejected electrons b What is their speed What is their de Broglie wavelength 3
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