The walls and ceilings of many standard auditoria are covered with perforated pads to
PHYSICS
WAEC 1996
The walls and ceilings of many standard auditoria are covered with perforated pads to
- A. increase the intensity of sound waves
- B. increase the loudness of sound waves
- C. reduce the effect of reverberations of sound waves
- D. increase the interference effect of sound waves
Correct Answer: C. reduce the effect of reverberations of sound waves
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