Question

1. Espum
The roof of a movie theatre and a
conference hall is curved.
a.​

Answer 1

Explanation:

The roofs of a movie theatre and a conference hall is curved so that the sound after reflection from the ceiling reaches all the parts of the hall uniformly

The roof of the movie theater as well as the conference hall are intentionally made curved . This is done so that the sound produced can be reflect from the roof parts and also from the walls so that the sound produced can be reached in all part of the theater or the conference hall.

I hope my answer is correct and keep it up!!

Have a nice day

Answer 2

Explanation:

• Sound wave get reflected from the walls and roofs of a multiple times. this causes a single sound to be heard not once but continuously. this is called reverberation.
• due to reverberation some auditorium or some particular seats in an auditorium have inferior sound reception which can be compensated with curtains
• ceilings of these halls are made curved so that sound after reflecting from the ceilings, reaches all parts of the halls and quality of sound improves...

Hope it helps u....