Physics, asked by ankush0592, 9 months ago

what is echo?............​

Answers

Answered by Anonymous
17

Answer:

In audio signal processing and acoustics, echo is a reflection of sound that arrives at the listener with a delay after the direct sound. ... Typical examples are the echo produced by the bottom of a well, by a building, or by the walls of an enclosed room and an empty room.

Answered by Riya41861
1

Answer:

a sound that is repeated as it is sent back off a surface such as the wall of a tunnel

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Explanation:

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