Question

What is difference between reverberation and echo

Answer 1

Echo : " The reflection of sound after 0.1 seconds after that original sound is know as echo " 
 
Reverberation : " The reflection of sound before than 0.1 seconds after the original sound is know as reverberation " 
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the difference between reverberation and echo is that the echo is received by the listener after 0.1 seconds and the reverberation is received before 0.1 seconds. 

Answer 2

$\huge\underline\mathrm{Heya!}$

Echo :

1. Echo is a single reflection of a sound wave.
2. It is easily distinguishable

Reverberation :

1. Reverberation is the persistence of sound due to multiple reflection of sound waves.
2. It is not distinguishable.