When I stand halfway between two speakers,with one on my left and one on my right,a musical note from the speakers gives me constructive interference.How far to my left should I move to obtain destructive interference?
A)one-fourth of a wavelength
B)half a wavelength
C)one wavelength
D)one and a half wavelengths

Question

Quizplus · Accepted Answer

To achieve destructive interference, you need to move a quarter of a wavelength from the point of constructive interference, as this will cause the waves from the two speakers to be out of phase by half a wavelength.

When I Stand Halfway Between Two Speakers,with One on My