Question

what is sonar and how to use ​

Answer 1

Sonar (originally an acronym for sound navigation 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

hey mate.....


sonar-sound navigation and ranging


it uses ultrasound to measure the distance of a nearby object....