The cellings of theaters are covered with special materials to a. increase the reflection of sound , b. minimise the reflection of sound , c. increase regular reflection of sound , d. increase the loudness of sound
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Answer: Minimise the reflection of sound
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Explanation:
The roof and walls of the auditorium or cinema hall are generally covered with sound absorbent materials like draperies or compressed fibreboard to reduce reverberation. These materials reduce the formation of echoes by absorbing sound waves.
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Explanation:
Minimise the reflection of sound
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