2 The volume of a room is 1200m3 The wall area of the room

Last updated: 6/10/2023

2 The volume of a room is 1200m3 The wall area of the room is 220m3 The floor area is 120 m2 and the ceiling area is 120m2 The average absorption coefficient 1 for walls is 0 03 ii for the ceiling is 0 80 iii for the floor is 0 06 Calculate the average sound absorption coefficient and the reverberation time