Which of the following is NOT TRUE about noise reduction between two rooms?
Author: admin Category: Noise Reduction
A. Noise reduction increases with an increase in the transmission loss of the wall separating the two rooms.
B. The stiffness of the wall has little effect on noise reduction
C. To improve noise reduction, you should place absorptive materials on both sides of the all
D. An increase in wall area separating the two rooms is detrimental
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.
.
January 3rd, 2010
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 :