Two Loudspeakers Placed 6

question 25

Multiple Choice

Two loudspeakers placed 6.00 m apart are driven in phase by an audio oscillator having a frequency range from 1908 Hz to 2471 Hz.A point P is located 4.70 m from one loudspeaker and 3.60 m from the other speaker.At what frequency of the oscillator does the sound reaching point P interfere constructively? The speed of sound is 344 m/s.

• A)2190 Hz
• B)2420 Hz
• C)2110 Hz
• D)2340 Hz
• E)2270 Hz

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