Architectural Acoustics: Unveiling the Magical Science of Sound
- 1. What material is commonly used to absorb sound in architectural design?
A) Acoustic foam
B) Wood panels
C) Concrete blocks
D) Metal plates
- 2. What is the term for the time taken for sound to decrease in intensity by 60 decibels?
A) Diffusion index
B) Reverberation time
C) Sound absorption
D) Reflection coefficient
- 3. What is the purpose of sound masking in architectural acoustics?
A) Enhance music quality
B) Amplify sound projection
C) To improve speech privacy
D) Increase reverberation
- 4. What type of sound waves are primarily responsible for room modes in enclosed spaces?
A) Standing waves
B) Surface waves
C) Transverse waves
D) Pulse waves
- 5. What is the unit of measurement for sound intensity level?
A) Celsius (°C)
B) Decibel (dB)
C) Newton (N)
D) Hertz (Hz)
- 6. What is the phenomenon where multiple sound reflections combine constructively or destructively called?
A) Interference
B) Refraction
C) Transmission
D) Diffusion
- 7. Which method is typically used to calculate the speech transmission index (STI) in architectural acoustics?
A) Echoic memory test
B) Modulation transfer function
C) Reverberation calculation
D) Frequency spectrum analysis
- 8. What type of lighting is often combined with acoustical treatments to maintain a pleasing atmosphere in spaces?
A) Fluorescent lighting
B) Indirect lighting
C) String lighting
D) Spotlighting
|