Reverberation in concert halls is caused by diffraction.
the large obstacles and tall buildings etc causes the reverberation of thunder as it reflects sound and also causes multiple reverberation.
It is a sound reverberation.
reverberation
An echo.
An echo.
the large obstacles and tall buildings etc causes the reverberation of thunder as it reflects sound and also causes multiple reverberation.
its reverberation
An echo or reverberation.
because it allows only direct sound to reach the audience .they are even made up of sound proof wall with the concept of two walls and a gap between them so that the sound does not go out and disturb the other people and in another hand to much echo and reverberation makes the sound muddled and we cannot hear anything (dialogues )etc .clearly.therefore , sound absorbing materials are kept in the cinema halls.
reverberation.
Reverberation
"The reverberation in the empty cathedral made the sound of his handclap linger in the air for three or four seconds."