Physics, 25.11.2019 22:31 zdejesus4994
Atrain traveling at 82.8 kilometers per hour is blowing its horn as it approaches you. the horn has a frequency of 312 hz. assume the speed of the sound is 331 m/s. what is the observed frequency of the horn?
335 hz
312 hz
292 hz
412 hz
Answers: 2
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