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Home Q & A Board Science-Related Homework Help Physics
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Brelou Brelou
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7 years ago
Two in-phase loudspeakers are 3.00 m apart. They emit sound with a frequency of 490 Hz. A microphone is placed half-way between the speakers and then moved along the line joining the two speakers until the first point of constructive interference is found. At what distance from that midpoint is that first point? The speed of sound in air is 343 m/s.
A) 0.175 m
B) 0.350 m
C) 0.500 m
D) 0.700 m
E) There is no point in that line where constructive interference occurs.
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Physics

Physics


Edition: 4th
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Quantum physics thus reveals a basic oneness of the universe.
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longhairlonghair
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Brelou Author
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7 years ago
this is exactly what I needed
fxinternational
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I appreciate what you did here, answered it right Smiling Face with Open Mouth
einstein
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2 hours ago
This helped my grade so much Perfect
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