Question

what is sonar?where it is used​

Answer 1

Dinars are used to find the depth of the sea or to locate underwater things like shoals of fish, enemy submarine,etc. ... Sonar is a device that uses ultrasonic waves to measure the distance, direction and speed of underwater ...

Answer 2

hi friends.....

Sonar is a sound navigation and ranging device.

it's used to determine the distance, speed etc....of objects under the water.

hope it helps.....