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

Question

Quizplus · Accepted Answer

Destructive interference occurs when the path difference between two coherent sound waves is half the wavelength times an odd integer, leading to the waves being out of phase and canceling each other out.

Two Coherent Sound Waves Will Destructively Interfere When the Path