Do the following on paper, scan or photograph your work, and submit it. You have a room that is 4 m long, 7 m wide, and has a ceiling height of 3 m. The floor is hardwood,  = .15 at 500 Hz. The walls are gypsum wallboard (GWB),  = .30 at 500 Hz. The ceiling is acoustic ceiling tile (ACT),  = .95 at 500 Hz. What is the total absorption, A, in this room at 500 Hz?

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ISBN:9781938168383
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Do the following on paper, scan or photograph your work, and submit it.

You have a room that is 4 m long, 7 m wide, and has a ceiling height of 3 m.

The floor is hardwood,  = .15 at 500 Hz. The walls are gypsum wallboard (GWB),  = .30 at 500 Hz. The ceiling is acoustic ceiling tile (ACT),  = .95 at 500 Hz.

  1. What is the total absorption, A, in this room at 500 Hz?

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