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Physics, 12.08.2020 04:01 kimberlyblanco14

Sonar is used to determine the speed of an object. A 38.0-kHz signal is sent out, and a 40.0-kHz signal is returned. If the speed of sound is 341 m/s, how fast is the object moving?

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Sonar is used to determine the speed of an object. A 38.0-kHz signal is sent out, and a 40.0-kHz sig...
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