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How fast should a car move toward you for the car's horn to sound 2.88% higher in frequency than when the car is stationary? The speed of sound is 343 m/s.

A)42.5 Hz
B)54.5 Hz
C)61.8 Hz
D)65.4 Hz


Im not even gonna post the rest because quite frankly I don't get it

  • physics - ,

    The choices don't even make sense. Answers given are in hz, and the problem asks for velocity. Something is major wrong.

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