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Physics, 22.06.2021 02:10 brendaandrade1889
A train whistle is heard at 300 Hz as the train approaches town. The train cuts its speed in half as it nears the station, and the sound of the whistle is then 290 Hz. What is the speed of the train before and after slowing down? Assume the speed of sound is 343 m/s.
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A train whistle is heard at 300 Hz as the train approaches town. The train cuts its speed in half as...
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