Question

what does s o n a r stand for? Name its two main parts. List to use of sonar technique

Answer 1

SONAR (stands for Sound Navigation and Ranging) is an acoustic device that is installed in ships to measure depth, direction, and speed of underwater objects such as icebergs, sea rocks, shipwrecks, spy submarines, etc. It uses high frequency ultrasound for this purpose and works on the principle of echo.

Answer 2

SONAR stands for Sound Navigation and Ranging. Two main parts are transmitter and detector. Sonar is used to establish under water communication and to detect the depth of seasonal at a given place it is also used by bats to fly in the dark and to catch prey.