Question

define reverberation. how can it is reduced?

Answer 1

Due to repeated reflection of sound waves, after sometime the source of the sound stops producing sound, this phenomena is called as reverberation. ... Reverberation can be reduced if wecan place some sound absorbing materials inside the room like curtains, plastic fireboard etc.

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Answer 2

Repeated reflection of the sound due to which sound persists for a long time is known as reverberation.

To reduce reverberation, the roof & walls of the auditorium are generally covered with sound-absorbent materials like rough plaster, compressed fibreboard or draperies. The seat materials are also selected on the basis of their sound absorbing properties.