ASTTBC RFPT — Fire Alarm Systems (AL) · Question
The National Building Code limits the maximum sound pressure level produced by a fire alarm signal to ____ dBA at any location.
Ambient noise levels in residential or hotel rooms are usually low, but the law requires 10 dBA above ambient or 65 dBA, whichever is higher. 110 dBA is the max
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Question: The National Building Code limits the maximum sound pressure level produced by a fire alarm signal to ____ dBA at any location.
Answer options:
- 120 dBA ✅ 110 dBA
- 100 dBA
- 95 dBA
Correct answer: 110 dBA
Explanation: Ambient noise levels in residential or hotel rooms are usually low, but the law requires 10 dBA above ambient or 65 dBA, whichever is higher. 110 dBA is the maximum to prevent hearing damage.
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Question explanations
- Which of the following constitutes a system 'deficiency' rather than a 'non-conformance' to current standards?
- When a deficiency is corrected, what specific information MUST be recorded in the log?
- Which of the following would be categorized as a 'Non-Conformance' to the Installation Standard (S524) in an i
- In the event of a deficiency that renders the fire alarm system inoperative, what is the mandatory reporting r
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