Light of wavelength 464 nm falls on a metal which has a work function of 2.28 eV.
Question:
(a) How much voltage should be applied to bring the current to zero?
(b) What is the maximum speed of the emitted electrons?
(c) What is the de Broglie wavelength of these electrons?
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a Use Eq 275b to calculate the maximum kinetic ener...View the full answer
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