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3 cards from this section. Quick, good the night before a test.
Define the photoelectric effect.
Think about light and electron interactions.
What is meant by the work function?
Consider energy requirements for ejecting electrons.
What does the work function represent?
Focus on energy requirements.
True or False: The stopping potential is independent of the intensity of incident light.
Consider how energy relationships work.
Calculate the de Broglie wavelength of an electron moving at 2.0 × 106 m/s.
Use the mass of an electron and relate velocity.
If a metal surface has a work function of 3.0 eV, what is the threshold frequency for photocurrent generation?
Convert energy units first!
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