You have 6 to use as the air gap for a wood panel absorber

Last updated: 6/21/2023

You have 6 to use as the air gap for a wood panel absorber which is to absorb at 90 Hz What does the surface density of the panel need to be a 0 18 lbs ft2 b 0 31 lbs ft2 c 0 43 lbs ft2 d 0 59 lbs ft2 None of the above