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29.4 Exercise 12

Avg difficulty 2.5

(a) Calculate the momentum of a photon having a wavelength of 2.50 μm2 . \text{50 }\mu\text{m}. (b) Find the velocity of an electron having the same momentum. (c) What is the kinetic energy of the electron, and how does it compare with that of the photon?

OpenStax College Physics 2e, 29.4 Photon Momentum, exercise 12

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Adapted from College Physics © 2022 Rice University. Licensed under CC BY 4.0. Sources: College Physics 2e, College Physics for AP® Courses 2e. Imported at revision f98d7a7.