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Statement of a problem № 2793

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A car moving at 20 m/s with its horn blowing (f = 1200 Hz) is chasing another car going at 15 m/s. What is the apparent frequency of the horn as heard by the driver being chased? Take the speed of sound to be 340 m/s.

Solution:
A car moving at 20 m/s with its horn blowing (f = 1200 Hz) is chasing another ca

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