Two stereo speakers are separated by 9.0 m. The speakers can be made to issue...
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Two stereo speakers are separated by 9.0 m. The speakers can be made to issue the same frequency note in phase. A listener stands at the midpoint of the line joining the speakers. She then takes a step of 0.75 m closer to one of the speakers. At this new position, f? is the lowest frequency where there is destructive interference and f2 is the lowest frequency where she would hear constructive interference. (The speed of sound in air is 340 m/s.) f? and f2 are: ( 226, 340 Hz 113, 67 HZ ( 113, 226 Hz 67, 170 Hz 170, 340 Hz
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