Question

the roof of a movie theatre and a conference hall in curved​

Answer 1

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Explanation: 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

Answer 2

Answer:

Reverberation

Explanation:

Reverberation is the collection of reflected sounds from the surfaces in an enclosure like a movie theater. The curved surface bounces sound at angles such that it reaches each and every corner, and everyone can hear it. This means movie theaters don't require many speakers and their expenses go down.

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