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September 22, 2014

Homework Help: physics

Posted by hilary on Friday, January 15, 2010 at 11:58pm.

Dolphins ca detect small fish whose size is about equal to the wavelength of the sound the dolphin makes with its echo-location system. A dolphin emits a chirp at a frequency of 220 kHz. Using the speed of water as 1530 m/s, what is the smallest fish this dolphin can detect.

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