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X-rays having a wavelength of 5.20 x 10-11 m strike a metal plate. By striking the plate, electrons are ejected along with x-rays having a

X-rays having a wavelength of 5.20 x 10-11 m strike a metal plate. By striking the plate, electrons are ejected along with x-rays having a frequency of 3.65 x 1018 Hz. Calculate the speed of the ejected electrons.

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