Question

Write a brief note on sonar..​

Answer 1

Explanation:

★Sonar stands for Sound Navigation and Ranging.

●It is a device which is used to find the depth of a sea .

●A short spund signal is sent from the ship to the bottom of the sea ..after reflection,the signal returns to the ship.

●Then they calculate the depth of sea.

Answer 2

Heya!

Here is ur answer.

SONAR :

>>Sonar is a device or a system..which is used to detect the Things under water..

>> First..Sound waves of greater frequency are sent into the water.

>> When these sound waves..touches any object. Then, they will be reflected as ECHO

>>"Echo" is the reflection of sound waves

>> After recieving the echo..sailors can find the objects

Hope it helps!