Which of the following can change the frequency of a wave?
A)interference
B)the Doppler effect
C)diffraction
D)all of the above

Question

Quizplus · Accepted Answer

The Doppler effect can change the perceived frequency of a wave as a result of the relative motion between the source of the wave and the observer. Interference and diffraction can alter the amplitude or shape of a wave, but do not affect its frequency.

Which of the Following Can Change the Frequency of a Wave