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December 21, 2014

Homework Help: Physics Help ASAP

Posted by Sher on Thursday, July 25, 2013 at 4:07pm.

A car horn is pitched at 520 Hz. The car travels along a straight road at a speed of 25 m/s. towards an observer walking at 2 m/. The speed of sound is 334 m/s. Calculate the frequency heard by the observer when:

(a) the car is moving towards the observer

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