Wave Mechanics Question 628

Question: When a longitudinal wave propagates through a medium, the particles of the medium execute simple harmonic oscillations about their mean positions. These oscillations of a particle are characterized by an invariant

Options:

A) kinetic energy

B) potential energy

C) sum of kinetic energy and potential energy

D) difference between kinetic energy and potential energy

Show Answer

Answer:

Correct Answer: C

Solution:

[c] The sum of their KE and PE is a constant.