Ultraviolet light of wavelength 3490 falls on a potassium
Ultraviolet light of wavelength 3490 Å falls on a potassium surface. The maximum energy of the photoelectrons is 1.6 eV. What is the work function of potassium?
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ultraviolet light of wavelength 3490 aring falls on a potassium surface the maximum energy of the photoelectrons is 16
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