Problem: A 100 W source of red light at 600 nm is shown on a metal with a work function of 4.2 eV. How many electrons are released by the metal every second the light shines on it?

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A 100 W source of red light at 600 nm is shown on a metal with a work function of 4.2 eV. How many electrons are released by the metal every second the light shines on it?

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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 .