Depth Sounder

The echo sounder of a ship indicates the depth of the water below the keel to be 480m. If the time interval?

The echo sounder of a ship indicates the depth of the water below the keel to be 480m. If the time interval for the sounding is estimated to be 1/5 s, calculate the speed of sound in water.

960 m / 0.2 s = 4800 m/s

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