Comments on: Which of the following is NOT TRUE about noise reduction between two rooms? http://www.woolyinc.com/noise-reduction/which-of-the-following-is-not-true-about-noise-reduction-between-two-rooms Sound Barriers and Noise Reduction for Home Music Studios Sat, 31 Jul 2010 14:28:33 +0000 http://wordpress.org/?v=2.7 hourly 1 By: billrussell42 http://www.woolyinc.com/noise-reduction/which-of-the-following-is-not-true-about-noise-reduction-between-two-rooms/comment-page-1#comment-3769 billrussell42 Mon, 04 Jan 2010 00:58:59 +0000 http://www.woolyinc.com/noise-reduction/which-of-the-following-is-not-true-about-noise-reduction-between-two-rooms#comment-3769 A. Noise reduction increases with an increase in the transmission loss of the wall separating the two rooms. yes, increasing sound losses means less sound is transmitted B. The stiffness of the wall has little effect on noise reduction false, a stiff wall can vibrate easily C. To improve noise reduction, you should place absorptive materials on both sides of the all true, absorptive materials reduce sound D. An increase in wall area separating the two rooms is detrimental detrimental to what? Increase in wall area allows more sound t be transferred. .<br><b>References : </b><br> A. Noise reduction increases with an increase in the transmission loss of the wall separating the two rooms.

yes, increasing sound losses means less sound is transmitted

B. The stiffness of the wall has little effect on noise reduction

false, a stiff wall can vibrate easily

C. To improve noise reduction, you should place absorptive materials on both sides of the all

true, absorptive materials reduce sound

D. An increase in wall area separating the two rooms is detrimental

detrimental to what? Increase in wall area allows more sound t be transferred.

.
References :

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