February 20, 2017

Homework Help: Physics

Posted by hayley on Monday, July 23, 2012 at 1:16pm.

Two cars have identical horns, each emitting a frequency of f= 395 hz. One of the cars is moving with a speed of 12 m/s toward a bystander waiting at a corner, and the other car is parked. The speed of sound is 343 m/s. what is the beat frequency heard by the bystander?

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