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April 23, 2014

Homework Help: phsyics

Posted by Jake on Thursday, July 19, 2012 at 9:39pm.

Bat is flying 5m/s while chasing an insect that is flying in the same direction. The bat emits 40kHz chirp and hears a 40.4kHz reflected sound wave. What is the speed of the insect?

??? lost

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