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SAT, 03.12.2021 23:40 IsoSaysHi

A monochromatic light beam is incident on a barium target that has a work function of 2. 50 ev. If a potential difference of 1. 00 v is required to turn back all the ejected electrons, what is the wavelength of the light beam?.

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A monochromatic light beam is incident on a barium target that has a work function of 2. 50 ev. If a...

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