Photoelectrons are liberated by ultra violet light of wavelength 3000� – InterviewSolution

1.	Photoelectrons are liberated by ultra violet light of wavelength 3000Å from a metallic surface for which the photoelectric threshold, is 4000Å. Calculate de Broglie wavelength of electrons emitted with maximum kinetic energy.
Answer» ANSWER :`1.2xx10^(-5)m`

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