Question

Sir , what is sonar ,explain. pls.

Answer 1

Sonar (originally an acronym for SOund Navigation And Ranging) is a technique that uses sound propagation (usually underwater, as in submarine navigation) to navigate, communicate with or detect objects on or under the surface of the water, such as other vessels.

Answer 2

Sonar (Sound Navigation And Ranging),is helpful for exploring and mapping the ocean as the sound waves travel farther in the water than do radar and light waves