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In the figure shown electromagnetic radiations of wavelength 200nm are incident on the metallic plate...

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In the figure shown electromagnetic radiations of wavelength 200nm are incident on the metallic plate A The photo electrons are accelerated by a potential difference 10 2 eV These electrons strike another metal plate B from which electromagnetic radiations are emitted The minimum wavelength of the emitted photons is 100nm Find the work function of the metal A in eV use hc 12400 eV 200nm m 100nm 110v

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