Question: Sonar is a system similar to radar except that sound is used in place of radio waves. Sonar systems are generally operated under water, where

Sonar is a system similar to radar except that sound is used in place of radio waves. Sonar systems are generally operated under water, where the speed of sound is approximately 1500 m/s. Suppose you are on a ship monitoring the distance to a submarine using sonar, and you find that the sonar reflections return in 24 s. How far away is the submarine?

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