Question

Which phenomenon is used in auditorium to hear better sound?

Answer 1

Answer.
Reverberation of sound is used in auditorium to hear better sound.

Answer 2

Reflection of sound is used in cinemas and big auditoriums to hear better sound,They keep a glass at the back of the stage with focus on the speakers such that the sound is reflected through the hard glass surface and is audible to all the audiences clearly