(Answered)-Light with a wavelength of 435 nmilluminates a metal cathode. The - (2025 Updated Original AI-Free Solution

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Question

Light with a wavelength of 435 nmilluminates a metal cathode. The maximum kinetic energy of the emitted electrons is 0. 71 eV. What is the longest wavelength of light that will cause electrons to be emitted from this cathode? ( please show all work)