Mathematics, 14.03.2020 05:02 carsonngibbons4354
A speaker fixed to a moving platform moves toward a wall, emitting a steady sound with a frequency of 230 Hz . A person on the platform right next to the speaker detects the sound waves reflected off the wall and those emitted by the speaker.
How fast should the platform move, vp , for the person to detect a beat frequency of 5.00 Hz ?
Take the speed of sound to be 344 m/s .
Express your answer numerically in meters per second using three significant figures.
Answers: 3
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A speaker fixed to a moving platform moves toward a wall, emitting a steady sound with a frequency o...
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