Sonar is used to determine the speed of an object a 40-khz
Sonar is used to determine the speed of an object. A 40-kHz signalis sent out, and a 42-kHz signal is returned. Assume the speed of sound is 345 m/s. How fast is the object moving?
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sonar is used to determine the speed of an object a 40-khz signalis sent out and a 42-khz signal is returned assume the
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