Which of the following reasons explains why the walls and ceilings of a standard concert hall are usually covered with perforated pads? To
A
increase the intensity of sound waves
B
increases the loudness of the sound waves
C
reduce the effect of revibration of sound waves
D
decreases thr frequency of sound waves
Verified Correct Answer: C.
Physical Principles & Numerical Solution
No expanded working has been attached for this question yet. The verified answer is Option C.
Source: Myschool Past Questions Archive (Record #34370)