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PHYSICS

JAMB 2007 - Question 7

Physics 2007 JAMB Past Questions - Question 7: in a large telecomunications auditorium, perforated asbestos material are used to line the ceiling so as to

Choose the correct answers from the options given.

in a large telecomunications auditorium, perforated asbestos material are used to line the ceiling so as to

A: reduce the reverberation of sound in the hall

B: reduce the height of the ceiling

C: increase the reverberation of sound in the hall

D: increase the amount of echo in the hall

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Correct Answer

Explanation

in a large auditorium perforated, absorbent materials used to line the ceiling so as to reduce the effect of multiple reflection of echo called reverberation.