Physics

Physics, 17.03.2022 06:20, cicilee49

An ambulance approaches an observer at 31.5 m/s on a day when the speed of sound is 341 m/s. If the frequency heard is 525 Hz, what is the actual frequency of the siren?

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An ambulance approaches an observer at 31.5 m/s on a day when the speed of sound is 341 m/s. If the...

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