(a) Electrons are emitted with zero velocity from a metal surface when it is exposed to radiation of wavelength 6800 Å. Calculate threshold frequency (ν0) and work function (W0) of the metal. (b) Explain Heisenberg's uncertainty principle and de Broglie's principle

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TextDual Nature of Matter and RadiationHeisenberg's Uncertainty PrinciplePhotoelectric Effect and Its Discoveryde Broglie Hypothesis of Matter Waves

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