Physics, 20.08.2019 22:20 xem74

Apartition between guestrooms in a hotel is 9' x 22! the total absorption measured in the receiving guestroom is 600 sabins at 500 hz. the manufacturer's literature assures you that the tl of the partition is 47 db at 500 hz. determine the noise reduction between the two rooms at this frequency.

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Apartition between guestrooms in a hotel is 9' x 22! the total absorption measured in the receiving...

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