Solved: At a race track, you can estimate the speed of
Chapter 13, Problem 82GP(choose chapter or problem)
Problem 82GP
At a race track, you can estimate the speed of cars just by listening to the difference in pitch of the engine noise between approaching and receding cars. Suppose the sound of a certain car drops by a full octave (frequency halved) as it goes by on the straightaway. How fast is it going?
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