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Statement of a problem № 2792

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An automobile moving at 30.0 m/s is approaching a factory whistle that has a frequency of 500 Hz. (a) If the speed of sound in air is 340 m/s, what is the apparent frequency of the whistle as heard by the driver? (b) Repeat for the case of the car leaving the factory at the same speed.

Solution:
An automobile moving at 30.0 m/s is approaching a factory whistle that has a fre

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