Problem: A metal has a work function of 2.9 eV. If light of wavelength 400 nm, in air, is shown on the surface of the metal, what is the energy of the ejected electrons?

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A metal has a work function of 2.9 eV. If light of wavelength 400 nm, in air, is shown on the surface of the metal, what is the energy of the ejected electrons?

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Our tutors have indicated that to solve this problem you will need to apply the Particle-Wave Duality concept. You can view video lessons to learn Particle-Wave Duality. Or if you need more Particle-Wave Duality practice, you can also practice Particle-Wave Duality practice problems.

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