Question

Did the sonar technique is help in ship ? really​

Answer 1

Answer:

Sonar was developed during World War I as an aid in finding both submarines and icebergs. ... Active sonar, on the other hand, sends out sound waves in pulses; scientists then measure the time it takes these pulses to travel through the water, reflect off of an object, and return to the ship.

Answer 2

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☘Sonar works by sending out sound waves and measuring how long it takes for the echo to return. If the water is shallow, sound waves that reflect off the bottom of the ocean will return faster than in deep sea.Ships and submarines also use sonar to navigate at sea.