Physics
Physics, 05.10.2019 05:30, ethanmoct6

Apolice car with a fixed-frequency siren drives straight toward you. it slows down gradually and stops right next to you. as the car is slowing down, what do you hear happening to the frequency and the loudness of the siren?

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Apolice car with a fixed-frequency siren drives straight toward you. it slows down gradually and sto...

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