Determine at what speed is the bat gaining on its prey

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A bat moving at 2.3 m/s is chasing a flying insect. The bat emits a 51 kHz chirp and receives back an echo at 51.33 kHz. At what speed is the bat gaining on its prey? Take the speed of sound in air to be 342 m/s.

Answer in units of m/s

Reference no: EM13554177

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