Research Papers in Physics and Astronomy

 

Date of this Version

May 1953

Comments

Published by American Journal of Physics -- May 1953 -- Volume 21, Issue 5, pp. 388-389. doi:10.1119/1.1933459. Copyright © 1953 American Association of Physics Teachers. Used by permission.

Abstract

The speed with which the concepts of group velocity, phase velocity, and beats are grasped, integrated, and retained can be materially aided with the following simple demonstration apparatus.

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