Question

differentiate between echo and reverberation in shorts

Answer 1

echo is a sound or sounds caused by the reflection of sound waves from a surface back to the listener
AND
reverberation is prolongation of a sound; resonance
hope it helps!

Answer 2

Hi friend, Harish here.

Here is your answer:
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ECHO ; 

              The sound which is created by a vibrating object reflects back and his heard again after some time delay.This is called echo.

REVERBERATION;
                               It is the persistence of sound after it is been produced. 
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Hope my answer is helpful to u.