In order to produce beats, the two sound waves should have
A) the same amplitude.
B) slightly different amplitudes.
C) the same period.
D) the same frequency.
E) slightly different frequencies.

Question

Quizplus · Accepted Answer

Beats are produced when two sound waves with slightly different frequencies interfere with each other. The difference in frequency creates an oscillation in the amplitude, which results in the perception of a beat. Therefore, the two sound waves should have slightly different frequencies to produce beats.

In Order to Produce Beats, the Two Sound Waves Should