What is the full form of SONAR?

Correct option is B

The correct answer is (b) Sound Navigation and Ranging.
· SONAR stands for Sound Navigation and Ranging. It is a technique that uses sound propagation to navigate, communicate with or detect objects on or under the surface of the water, such as other vessels.
· SONAR is used primarily in submarines and ships for navigation and to scan the ocean floor.
· The technology functions by emitting sound waves and analyzing the echoes that return, which helps in determining the distance and direction of objects underwater.