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60 Cards in this Set
- Front
- Back
What are the three sides of the fire triangle? |
Oxygen, Fuel, Ignition Source |
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Heat is produced when materials react how to form simpler compound? |
Exothermically |
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This is the most appropriate type of detection for a computer room |
Air-Sampling smoke detection |
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A condition where a burning fuel produces smoke without flames is known as what? |
Pyrolosis |
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What kind of detector is most appropriate for an elevator lobby in an apartment building |
Spot-type smoke detector |
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During UL tests, system-powered smoke detectors must respond to a polystyrene fire within how much time? |
2 minutes |
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The horizontal spacing for a detector in a room with five minutes per air change is how many feet? |
25' |
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Rooms or spaces with high ceilings may be subject to what condition during a fire |
Stratification |
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What kind of detector is most appropriate for an unenclosed, unheated parking garage? |
Heat detector |
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Concealed duct smoke detectors mounted more than 10' above the floor must be provided with what? |
Remote indicator |
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Temperatures lower than 32℉ and higher than 100℉ are not suitable for these types of detectors? |
Smoke detectors |
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Due to humidity and chlorine corrosion, smoke detectors are not suitable for rooms containing what? |
Swimming pools |
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These detectors must cause a supervisory signal where the signal in annunciated at a constantly attended location |
Duct smoke detectors |
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What kind of detector is most appropriate for an atrium? |
Projected-beam smoke detector |
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When these are used for for releasing service, they must be installed on both sides of the protected door |
System smoke detectors |
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Stair pressurization is an example of what? |
Smoke control function |
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Duct smoke detectors are required when the minimum air flow exceeds what? |
2000 cfm |
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Air-sampling smoke detector sampling pipes must be labeled every how many feet? |
20' |
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Fan shutdown, smoke exhaust and stair pressurization are all examples of what? |
Smoke mitigation prevention |
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Cigar smoke, diesel exhaust, and humidity in excess of 93% can cause what in smoke detectors? |
Nuisance alarms |
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A type-A public emergency reporting system recorded more than how many alarms per year? |
2500 |
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Before testing a protected premises system connected to a master box, what must be accomplished? |
Plug out the box. |
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A public emergency alarm reporting system operates on what? |
100mA DC loop |
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Central station service contract have what six elements? |
-Installation of the transmitters -Alarm, guards tour, supervisory and trouble signal monitoring -Re-transmission -Associated record keeping -Testing and maintenance -Runner service |
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For a central service station, the prime contractor is in compliance if the system is what? |
Placarded and Certificated |
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Central station operators must RE-transmit an alarm signal to the public fire dispatcher how quickly? |
Within 90 second |
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What type of signal do public emergency alarm reporting systems provide? |
Alarm |
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Proprietary supervising stations must retain records for not less than how long? |
12 months |
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Runners must communicate with the supervising station at intervals not exceeding how long? |
15 minutes |
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A chain of hardware stores under one ownership, a college campus under one ownership, and a military base are all examples of properties that are permitted to be monitored by what? |
Proprietary supervising station |
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Single station smoke alarms for dwelling use became available in what decade? |
1970's |
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The primary purpose of dwelling fire warning equipment is what? |
Life safety |
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Areas of a dwelling more than how many square feet require additional smoke alarms or detectors? |
1000 ft |
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The actuation of these is not allowed to cause the actuation of the following: a) alarms in other dwellings, b) other alarms within the same building, c) the building fire alarm system |
Multiple-station smoke alarms |
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This is the most appropriate type of detection in dwelling garages, unfinished attics or crawl spaces? |
Heat detection |
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Wall mounted heart detectors must be mounted so the top of the detector is between 4in and how many inches from the ceiling? |
12in |
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Heat detectors mounted on the ceiling must be at least how many inches from the wall? |
4in |
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What is the maximum number of unmonitored smoke alarms that can be interconnected? |
12 |
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The NEC requires smoke alarms within how many feet of a range or cooktop to be either of the photoelectric type or to have a silence feature? |
21ft |
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Dwelling heat detectors must be selected to operate at a temperature not less than how many degrees above the maximum expected ambient temperature in these protected space? |
25℉ |
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Household fire alarm system must be provided with how many sources of power? |
2 |
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Household fire alarm systems must have a secondary power source capable of providing not less than 24 hours of standby power followed by how many minutes of alarm? |
4 minutes |
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A DACT on a dwelling fire alarm system must send a test signal to the supervising station how often? |
Monthly |
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For alarm system controls in a one family home must conform to UL what? |
UL 985 |
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Verification calls to a dwelling may be placed prior to re-transmitting the alarm, provided the delay caused by the call does not exceed how long? |
90 seconds |
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Who is responsible for ensuring fire alarm systems are properly tested? |
The owner |
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This must be provided to the owner or the owners representative upon completion of testing a fire alarm system? |
Site-specific software |
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The owner must retain the record of inspection and test for how long? |
The life of the system |
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The audibility of horns are tested using what? |
Sound pressure level meter |
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How often do non-restorable, fixed temperature heat detectors need to be tested? |
Every 15 years |
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NFPA 72 requires service personnel to be qualified and what? |
Experienced |
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Control functions of control equipment not monitored by a supervising station must be tested how often? |
Annually |
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This test is conducted upon completion of the initial installation of a fire alarm system? |
Acceptance test |
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This test is required after any change is made to the fire alarm system? |
RE-acceptance test |
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This test is conducted periodically to ensure system operability and reliability? |
Periodic |
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Aerosol smoke, incense sticks, punk sticks, and so on are used on smoke detectors in this type of test |
Functional test |
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Technicians who are factory trained for certain products are only qualified to work on what? |
Those certain products |
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A single open circuit on this type of fire alarm circuit will cause a trouble alarm but will not affect the operation of appliances? |
Class A fire alarm circuit |
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The minimum sound pressure level (SPL) required for a sleeping room which has an average SPL of 50dBA is what? |
75 dBA |
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Heat detectors installed on a packed ceiling of a dwelling must be installed so they are how far from the peak? |
3' |