Thursday
October 23, 2014

Homework Help: Physics

Posted by Tessa on Friday, March 1, 2013 at 7:06pm.

Suppose you are stopped for a traffic light, and an ambulance approaches you from behind with a speed of 19.0 m/s. The siren on the ambulance produces sound with a frequency of 960 Hz as measured when you are at rest relative to the ambulance. The speed of sound in air is 343 m/s. What is the wavelength of the sound reaching your ears?

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