Two Loudspeakers Placed 6

question 108

Multiple Choice

Two loudspeakers placed 6.00 m apart are driven in phase by an audio oscillator having a frequency range from 1595 Hz to 2158 Hz.A point P is located 4.70 m from one loudspeaker and 3.60 m from the other speaker.The speed of sound in the room is 344 m/s.At what frequency (or frequencies) of the oscillator does the sound reaching point P interfere destructively? (There could be more than one correct choice. )

• A)2030 Hz
• B)2130 Hz
• C)2100 Hz
• D)1720 Hz
• E)1630 Hz

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A condition or state where economic forces such as supply and demand are balanced and, in the absence of external influences, the values of economic variables do not change.

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