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Questions and Answers
What does the STC rating measure?
What does the STC rating measure?
- Thermal insulation of a building partition
- Impact resistance of a building partition
- Ability of a building partition to reduce airborne sound (correct)
- Structural stability of a building partition
What does the STC rating roughly reflect?
What does the STC rating roughly reflect?
- The structural integrity of a building partition
- The visual appearance of a building partition
- The decibel reduction of noise provided by a partition (correct)
- The thermal conductivity of a building partition
Which index is used outside the US to rate sound reduction in buildings?
Which index is used outside the US to rate sound reduction in buildings?
- ISO Sound Reduction Index (SRI) (correct)
- Building Sound Transmission Index
- Airborne Sound Attenuation Index
- STC Sound Index
What are the two most basic principles to improve the sound transmission class of a partition?
What are the two most basic principles to improve the sound transmission class of a partition?
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What sources of noise are not effectively evaluated using the STC rating?
What sources of noise are not effectively evaluated using the STC rating?
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