The interference of Sound Waves Two loudspeakers,Sl and S2,are separated by 0.50 m.These speakers form sound waves of the same amplitude at a frequency of 4400 Hz.The amplifier emits the two waves 180 degrees out of phase.A set of chairs is arranged in a semicircle 30.0 m from the midpoint of the two speakers. Find the amplitude of the wave at the chair on the perpendicular bisector (center line)of the line between the speakers.At what distance to the right of this central chair is there a first maximum in sound intensity? 51 52 快 明 Le,The interference of Sound Waves Two loudspeakers, Sl and S2, are separated by 0.50 m. These speakers form sound waves of the same amplitude at a frequency of 4400 Hz. The amplifier emits the two waves 180 degrees out of phase. A set of chairs is arranged in a semicircle 30.0 m from the midpoint of the two speakers. Find the amplitude of the wave at the chair on the perpendicular bisector (center line) of the line between the speakers. At what distance to the right of this central chair is there a first maximum in sound intensity?