Question

Write any three arrangements that should be made in auditorium to control excessive reverberation. Write any two application of ultrasound

Answer 1

the arrangement have done like in circle the auditorium in the form of circle so when the speaker speaks the radiation get towards and reflect back so the got come till last bencher also the the vibration get occur from this

Answer 2

Answer:The three arrangements that should be made in an auditorium to control excessive reverbation are

Explanation:

1. The walls are made rough.

2. There are grooves in the wall.

3. The other materials are made with sound absorbing capacity like seats, floor etc.