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Recent questions tagged telegram-57320

(chatquestion)...A photon emitted during the de-excitation of electron from a state n to the first excited state in a hydrogen atom, irradiates a metallic cathode of work function 2eV, in a photocell, with a stopping potential of 0.55 V. Obtain the value of the quantum number of the state n.All India 2019

asked Feb 16, 2020 by balaji.thirumalai

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