Question

What are the uses of echoes

Answer 1

Answer:echo can be used to find (1) the bat uses echo to find his path, (2)the distance of a particular huge object from a sertain point etc.

Explanation:a powerful sound is send towards the destination and the time interval of the echo and sound generation time is noted. Using this time interval and velosity of sound we can esily found the distance between them

Answer 2

Answer:

Echo is used in SONAR (SOund NAvigation and RAnging) for for various purposes. Sonar technique is utilised to:-

• measure the depth of seas or ocean.
• locate underwear objects such as shipwrecks and submarines.

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