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The group velocity and the phase velocity both exist in the crystal. How are they related? O a. The group velocity is larger than phase velocity. O b. The group velocity is smaller than phase velocity. O c. The group velocity is equal to phase velocity. O d. They are generally not equal.

The group velocity and the phase velocity both exist in the crystal. How are they related? O a. The group velocity is larger than phase velocity. O b. The group velocity is smaller than phase velocity. O c. The group velocity is equal to phase velocity. O d. They are generally not equal.

College Physics
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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The group velocity and the phase velocity both exist in the crystal. How are they related? O a. The group velocity is larger than phase velocity. O b. The group velocity is smaller than phase velocity. O c. The group velocity is equal to phase velocity. O d. They are generally not equal.
Transcribed Image Text:The group velocity and the phase velocity both exist in the crystal. How are they related? O a. The group velocity is larger than phase velocity. O b. The group velocity is smaller than phase velocity. O c. The group velocity is equal to phase velocity. O d. They are generally not equal.
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