Two coherent sound waves will constructively interfere when the path difference is the wavelength times what?
A) half an odd integer
B) an integer
C) half an integer
D) an even integer plus 1/2

Question

Quizplus · Accepted Answer

Constructive interference occurs when the path difference between two coherent sound waves is an integer multiple of the wavelength. This means the waves are in phase at the point of superposition, resulting in a maximum amplitude of the resultant wave.

Two Coherent Sound Waves Will Constructively Interfere When the Path