Fire Life Safety questions and
answers
What class is a style D initiating device circuit? ✔✔Class A
A placard must be installed within ___ ft of the main fire alarm system controls. ✔✔3 ft
When installing Class A circuits, the outgoing and return conductors are never allowed
to be run in the same raceway, or enclosure. ✔✔False
Where circuit conductors enter a standard single-gang device box, the minimum length
a free conductor measured from the face of the box or plastering shall not be less
than____. ✔✔6 inches
Alarm notification appliances must be tested? ✔✔annually
The National Fire Protection Association (NFPA) code that covers the application,
performance, and maintenance of fire alarm systems and their components is
_________. ✔✔NFPA 72Manual fire alarm boxes shall be located within _______of the
exit doorway. ✔✔5 feet
A ceiling shall be treated as a smooth ceiling if the beams project no more than ______
below the ceiling. ✔✔4 inches
The maximum travel distance to the nearest manual fire alarm box shall not exceed
________, measured horizontally on the same floor. ✔✔200 feet
After batteries have discharged one full cycle, how many hours do you to recharge?
✔✔48 hours
What date do batteries have to have on a booster panel? ✔✔Month/year/manufacturer
Wall mounted telephone appliance or related fireman's phone jack shall be mounted no
higher than? ✔✔66 inches
Activation time of alarm notification appliances shall be within how many seconds after
activation of an initiating device? ✔✔10 seconds
Additional manual fire boxes shall be so the travel distance to the nearest fire box will
not be farther than? ✔✔200 feet
, What can be determined by observing the direction of current flow through a circuit?
✔✔Voltage polarity
If a ceiling is smooth, all points on the ceiling shall have a detector located within how
many times the selected spacing? ✔✔0.7 times
Radiant energy detectors shall be categorized as spark/ember and _____ ? ✔✔flame
detectors
Visible notification appliances shall be located not more than ____ from the end of a
corridor. ✔✔15 feet
The total sound pressure level produced by combining the ambient sound pressure
level with all audible notification appliances operating shall not exceed what dBa at the
minimum hearing distance? ✔✔110 dBa
If a defect or malfunctioning is not corrected at the conclusion of system inspection,
testing, or maintenance, the system owner or owners representative shall be informed
in writing within how many hours? ✔✔24 hours
For series circuit involving 240v load and 5 ohms resistor, find current? ✔✔48 Amps
Fire alarm systems shall be provided with at least how many independent & reliable
power sources? ✔✔2
Rule for current in a parallel circuit ✔✔Total current is equal to the sum of the current
through all branches
Th signaling line circuit is a circuit over which multiple input & output signals are carried
out? ✔✔True
The purpose of notification appliance device for fire alarm? ✔✔Get building occupants
attention
The location of the circuit disconnecting means shall be permanently identified at the ?
✔✔Fire Alarm center unit
Circuit integrity cable is estimated by a minimum fire resistance rating of how many
hours? ✔✔2 hours
How long should a water pipe be buried to be used as a grounding pipe? ✔✔10 ft
What is the delay time for ground fault trouble at the main panel? ✔✔200 seconds
answers
What class is a style D initiating device circuit? ✔✔Class A
A placard must be installed within ___ ft of the main fire alarm system controls. ✔✔3 ft
When installing Class A circuits, the outgoing and return conductors are never allowed
to be run in the same raceway, or enclosure. ✔✔False
Where circuit conductors enter a standard single-gang device box, the minimum length
a free conductor measured from the face of the box or plastering shall not be less
than____. ✔✔6 inches
Alarm notification appliances must be tested? ✔✔annually
The National Fire Protection Association (NFPA) code that covers the application,
performance, and maintenance of fire alarm systems and their components is
_________. ✔✔NFPA 72Manual fire alarm boxes shall be located within _______of the
exit doorway. ✔✔5 feet
A ceiling shall be treated as a smooth ceiling if the beams project no more than ______
below the ceiling. ✔✔4 inches
The maximum travel distance to the nearest manual fire alarm box shall not exceed
________, measured horizontally on the same floor. ✔✔200 feet
After batteries have discharged one full cycle, how many hours do you to recharge?
✔✔48 hours
What date do batteries have to have on a booster panel? ✔✔Month/year/manufacturer
Wall mounted telephone appliance or related fireman's phone jack shall be mounted no
higher than? ✔✔66 inches
Activation time of alarm notification appliances shall be within how many seconds after
activation of an initiating device? ✔✔10 seconds
Additional manual fire boxes shall be so the travel distance to the nearest fire box will
not be farther than? ✔✔200 feet
, What can be determined by observing the direction of current flow through a circuit?
✔✔Voltage polarity
If a ceiling is smooth, all points on the ceiling shall have a detector located within how
many times the selected spacing? ✔✔0.7 times
Radiant energy detectors shall be categorized as spark/ember and _____ ? ✔✔flame
detectors
Visible notification appliances shall be located not more than ____ from the end of a
corridor. ✔✔15 feet
The total sound pressure level produced by combining the ambient sound pressure
level with all audible notification appliances operating shall not exceed what dBa at the
minimum hearing distance? ✔✔110 dBa
If a defect or malfunctioning is not corrected at the conclusion of system inspection,
testing, or maintenance, the system owner or owners representative shall be informed
in writing within how many hours? ✔✔24 hours
For series circuit involving 240v load and 5 ohms resistor, find current? ✔✔48 Amps
Fire alarm systems shall be provided with at least how many independent & reliable
power sources? ✔✔2
Rule for current in a parallel circuit ✔✔Total current is equal to the sum of the current
through all branches
Th signaling line circuit is a circuit over which multiple input & output signals are carried
out? ✔✔True
The purpose of notification appliance device for fire alarm? ✔✔Get building occupants
attention
The location of the circuit disconnecting means shall be permanently identified at the ?
✔✔Fire Alarm center unit
Circuit integrity cable is estimated by a minimum fire resistance rating of how many
hours? ✔✔2 hours
How long should a water pipe be buried to be used as a grounding pipe? ✔✔10 ft
What is the delay time for ground fault trouble at the main panel? ✔✔200 seconds
