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QUESTION
a) Calculate the reverberation time at 3000 Hz for a hall of 25 m (L) x 15 m (W) x 4 m(H) having, floor carpet absorption of 0.35, ceiling plaster absorption of 0.06, brick- wall absorption of
a) Calculate the reverberation time at 3000 Hz for a hall of 25 m (L) x 15 m (W) x 4 m(H) having, floor carpet absorption of 0.35, ceiling plaster absorption of 0.06, brick- wall absorption of 0.04 and 80 numbers of audience with absorption of 0.46.
