Question

define ehat is echo​

Answer 1

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. The delay is directly proportional to the distance of the reflecting surface from the source and the listener.

Explanation:

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Answer 2

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Define what is echo?

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Echo is a sound or sounds caused by the reflection of sound waves from a surface back to the listener.

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