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Two Loudspeakers, a and B, Are Separated by a Distance

Question 18

Multiple Choice

Two loudspeakers, A and B, are separated by a distance of 2.0 m.The speakers emit sound waves at a frequency of 680 Hz that are exactly out of phase.The speed of sound is 343 m/s.How far from speaker A along the +x axis will a point of constructive interference occur? Two loudspeakers, A and B, are separated by a distance of 2.0 m.The speakers emit sound waves at a frequency of 680 Hz that are exactly out of phase.The speed of sound is 343 m/s.How far from speaker A along the +x axis will a point of constructive interference occur? A) 0.25 m B) 0.30 m C) 0.46 m D) 0.88 m E) 0.98 m


A) 0.25 m
B) 0.30 m
C) 0.46 m
D) 0.88 m
E) 0.98 m

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