Discuss the below:
Lowest frequency that produces interference
Section 1
A microphone is located on the line connecting two speakers that are 0.524 m apart and oscillating 180° out of phase. The microphone is 1.97 m from the midpoint of the two speakers. What is the lowest frequency that produces an interference maximum at the microphone's location?
Section 2
What is the next lowest frequency that produces an interference maximum at the microphone's location?