Light of wavelength 424nm falls on a metal which has a work function of 2.28eV (a) How
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 The stopping voltage is found from he 663 x 104 Js 300 x 108 ms 424 10 m160 ...View the full answer
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