A loudspeaker in a parked car is producing sound whose frequency is 20 510 Hz. A healthy
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(a) Is the car moving toward or away from the person? Why?
(b) If the speed of sound is 343 m/s, what is the minimum speed of the moving car?
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The highest frequency that a healthy young person with normal hearing can hear is 20 000 H...View the full answer
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