Question

write short notes on SONAR​

Answer 1

Explanation:

SONAR ( sound navigation and ranging )

It is a technique that uses sound propagation to navigate , communicate with ships etc. in the sea.

short and long baseline of sonar may be used for caring out the location such as LBL.

basically it is a device used for detecting the presence of a vessel by the sound it emits in the watee

Answer 2

Answer:

SONAR is a Sound Navigation & Ranging technique which used for mainly in under water navigation in Submarines . Sound waves detect the object under & on the water during navigation for safe sailing . Its detect the echo of any sound and respond it . Sound waves travel far than light or radio waves in water.