Problem: For a certain metal surface, the maximum wavelength of light that will produce photoelectrons form this surface is 450 nm. What is the maximum kinetic energy of the photoelectrons that are produced when light of wavelength 350 nm shines on this surface?

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For a certain metal surface, the maximum wavelength of light that will produce photoelectrons form this surface is 450 nm. What is the maximum kinetic energy of the photoelectrons that are produced when light of wavelength 350 nm shines on this surface?

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