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The Beat Heard by a Bat

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The Beat Heard by a Bat
A bat flies toward a wall, emitting a steady sound with a frequency of 25.0 . This bat hears its own sound plus the sound reflected by the wall.

Part A
How fast should the bat fly, , to hear a beat frequency of 220 ?
Take the speed of sound to be 344 .
Express your answer numerically in meters per second to two significant figures.
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Solution Summary

The expert determines the beat heard by a bat.

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