We make sure that sound in large movie hall does not echo
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Answered by
1
Explanation:
No, we can not hear a echo of sound in a cinema hall because in the cinema hall the wall are made up with few sound absorbing materials which absorb the extra sound and only once the sound is heard without echo.
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0
Answer:
because there were people who sit in hall as we know voice eco when there are many space between two room
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