Question
Photons of energies 1.0eV, 2.0 eV and 3.0 eV strike a metal surface whose work function is 1.8eV. a State which of these photons could
Photons of energies 1.0eV, 2.0 eV and 3.0 eV strike a metal surface whose work function is 1.8eV.
a State which of these photons could cause the release of an electron from the metal.
b Calculate the maximum kinetic energies of the electrons released in each case. Give your answers in eV and in J.
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Fundamentals of Physics
Authors: Jearl Walker, Halliday Resnick
8th Extended edition
471758019, 978-0471758013
