Hi guys hope someone here can maybe help me out.
Two loudspeakers are placed at either end of a gymnasium, both pointing toward the center of the gym and equidistant from it. The speakers emit 286 Hz sound that is in phase. An observer at the center of the gym experiences constructive interference.
How far toward either speaker must the observer walk to first experience destructive interference?
1 answer
I suspect if he walked a quarter wavelength, one wave would be delayed for a quarterwavelength, and the other advanced for a quarter wavelength, making a total shift of..