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Fire Alarm Questions and Answers Fully Solved
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Exam of 5 pages for the course Fire Alarm at Fire Alarm (Fire Alarm)
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Fire AlarmA light source in the device is arranged as to normally fall on the photosensitive sensor -
answer Photoelectric Light Scattering Smoke Detector
Detectors with more than one element to respond to a fire - answer Combination
Detector
Has a small amount of radioactive material that becomes conductive permitting current
to flow. - answer Ionization Detector
Flame and Spark detector - answer Radiant Energy Sensing Fire Detector
Initiate an alarm when temperature detecting element reaches a fixed temperature -
answer Fixed Temp Heat Detector
Designed to direct the responding fire department to the fire location - answer
Annunciation
These system devices may be adjusted to different sensitivity levels - answer
Addressable/Analog
Used in small building where device point identification is not necessary - answer
Conventional Control
Additional manual fire alarm boxes ( pull station ) shall be provided if the nearest box is
in excess of _______ feet measuring horizontally on the same floor. - answer200
Fire produces three well-defined signatures, most commonly: - answer Radiant Energy,
Smoke, Heat.
Most Fire Alarm battery standby power must have ________ hours of battery power
with additional power to operate the notification devices for________ minutes. -
answer24, 5
On some occasions, the standby power is supplied by a generator. When this is the
case, ________ hours of battery power is required. - answer4
Referencing the Fire Alarm Battery Calculation Worksheet the Required Alarm Capacity
is ________ AMP/HOURS. - answer.7387
, Referencing the Fire Alarm System Battery Calculation Worksheet the Required
Standby Capacity is ________ AMP/HOURS. - answer9.0576
The concept of "levels of coverage" has been used in generally three ways in NFPA 72.
What are the three? - answerTotal, Nonrequired, Partial
The Life Safety Code NFPA ________ will provide minimum fire alarm requirements
and guidance for the occupancy classification of buildings. - answer101
The operational part of each manual fire alarm box shall be not less than ______ inches
and not more than ______ inches above finished floor. - answer24, 48
To achieve continuity of monitoring of a circuit only one of the following can be "T"
tapped. - answerAddressable Class B
To ensure that notification appliances provide adequate warning for life safety, NFPA 72
states were all building occupants shall be exposed to a sound level ______ dBA above
the ambient noise level or 5 dBA above for 60 seconds. - answer15
Typically fire protection goals can be thought as one or more or the following: -
answerMission Protection
Property Protection
Life Safety
Heritage Protection
What are the four types of automatic sprinkler systems that an alarm system may be
connected to. - answerWet Pipe, Pre-Action, Dry Pipe, Deluge
What Chapters in NFPA 72 address fire alarm signals being distinctive and used for no
other purpose. - answer10, 18
Which of the following are not Fire Alarm Control functions?
a. Elevator Recall
b. HVAC shut down
c. automatic door locking
d. Magnetic door magnets - answerautomatic door locking
"Life safety" protection is considered synonymous with "early warning". - answerTrue
"Mission Protection" can be defined as the ability of a company to stay in operation after
a major fire in the facility. - answertrue
A vane flow switch is used to supervise a dry type sprinkler system. - answerfalse
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