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Physics, 10.09.2019 00:30 alext8691

Diver uses a sonar device to determine the distance to her diving partner. the device sends a sound wave and records the time it takes for the wave to reach the diving partner and return to the device. suppose the wave travels at a rate of about 4000 feet per second. the wave returns 0.8 second(s) after it was sent. how far away is the diving partner?

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