Physics, 01.12.2021 02:40, EMQPWE

A ship's fathometer (an echo sounder) transmits a sound pulse and records the return of an echo 7. 4 seconds later. If the speed of sound in water is 1,500 m/second, what is the water depth in meters?.

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A ship's fathometer (an echo sounder) transmits a sound pulse and records the return of an echo 7. 4...