Question: Barium has a work function of 2.48eV. What is the maximum kinetic energy of electrons if the metal is illuminated by UV light of wavelength

Barium has a work function of 2.48eV. What is the maximum kinetic energy of electrons if the metal is illuminated by UV light of wavelength 365nm? What is their speed?

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The energy of the photon is 124 10 eVnm 124 x 10 e... View full answer

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