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Physics, 16.10.2020 17:01 elian1418

A sound recording is made of a train as it blows its whistle for 10 seconds. The pitch of the sound appears to be decreasing during the 10 seconds. What conclusion, if any, could be made about the motion of the train and how do you justify this conclusion?

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A sound recording is made of a train as it blows its whistle for 10 seconds. The pitch of the sound...

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