Thursday
April 17, 2014

Homework Help: physics

Posted by justin on Wednesday, July 17, 2013 at 9:05pm.

A airplane is approaching you at a speed of 360km/h. If you measure the pitch of its approaching engines to be 512 Hz, what must be the actual frequency of the sound of the engines? The speed of sound in air is 345m/s
answer is 364Hz please explain steps?

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