Monochromatic Light Shines on a Surface That Has a Work

question 53

Multiple Choice

Monochromatic light shines on a surface that has a work function of 1.80 eV. The maximum kinetic energy of the emitted photoelectrons is 0.620 eV. What is the wavelength of the monochromatic light?

• A) 200 nm
• B) 290 nm
• C) 689 nm
• D) 602 nm
• E) 512 nm

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Definitions:

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