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April 18, 2014

Homework Help: Physics - Doppler Effect

Posted by J Velji on Monday, March 28, 2011 at 9:06pm.

The siren in an ambulance has a frequency (according to you) of 1100 hz as it moves towards you at a speed v. It then makes a u-turn and travels away from you with a speed v, and you hear a frequency of 950 hz. What is the final speed v of the siren?

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