NICET SOILS LEVEL 1 EXAM QUESTIONS AND
ANSWERS CORRECT ANSWERS AND
SOLUTIONS
◉ When testing a water level supervisory switch serving a pressure
tank a signal shall indicate if the water level _____________from the
required level
(NFPA 72, Table 14.4.3.2 17 (j) (4). Answer: rises or falls over 3
inches
◉ If combination audible/visible appliances are installed the location
of the installed appliance shall be determined by the requirements of
_______.
(Nfpa 72 18.4.8.1). Answer: the visible appliance
◉ What is the maximum number of 12 gauge THHN wires that can
be installed in 1" EMT?
(Nec Annex C tables). Answer: 26
◉ Two resistors are connected in parallel. R1 = 300 Ohms, R2 = 300
Ohms. What is their equivalent resistance?. Answer: 150 ohms
,◉ A Room is 200' long and 150' wide and the 8' high ceiling is
smooth and flat. A spot type heat detector has been selected that is
listed for a 50' maximum spacing between detectors. According to
NFPA 72 how many detectors will be needed to protect this room?
x =. Answer: 12
◉ According to NFPA 72 the minimum number of restorable fixed
temperature spot type heat detectors that must be tested during each
annual test is?
(NFPA 72 14.4.4.5.1). Answer: Two detectors or more on each
initiating device circuit
◉ According to NFPA 72 how many spot type heat detectors are
required for a space that is 80' long and 55 floor wide with a smooth
10' ceiling? the detector is listed for a maximum space between
detectors of 30'. Answer: 6
◉ What color code requirement for a spot type heat detector rated at
200ﾟF. Answer: White (NFPA 72, Table 17.6.2.1)
◉ Unless otherwise recommended by the manufacturers published
instructions single and multiple stations smoke alarms installed in one
and 2 family dwellings shall be replaced every. Answer: 10 years from
the day-of manufacture. (NFPA 72, 14.4.7.1)
, ◉ Fire alarm cables are permitted to be strapped to conduit to support
the cable. Answer: False (NEC 760.143)
◉ Where non power limited wiring is installed exposed it must be
mechanically protected within_____of the finished floor. Answer: 7' ft
◉ Fire-Warning equipment to be installed in residential occupancies
shall produce the audible emergency evacuation signal described in.
Answer: ANSI S3.41
◉ According to NFPA 72, visible notification appliance for non-
sleeping areas must be mounted between ___ and ___ inches above
the finished floor. Answer: 80 & 96
◉ If system impairment occurs, the owner must be notified ___
within ___. Answer: in writing & within 24 hours
◉ A 20 X 20' ft room with a 20'ft high ceiling requires at a minimum
a ___ ceiling mounted strobe. Answer: 30 candela
◉ According to NFPA 72, a 40 x 40'ft room or area with a 10'ft
ceiling is best covered by a ___ cd visible notification appliance,
centered on one wall.. Answer: 60
ANSWERS CORRECT ANSWERS AND
SOLUTIONS
◉ When testing a water level supervisory switch serving a pressure
tank a signal shall indicate if the water level _____________from the
required level
(NFPA 72, Table 14.4.3.2 17 (j) (4). Answer: rises or falls over 3
inches
◉ If combination audible/visible appliances are installed the location
of the installed appliance shall be determined by the requirements of
_______.
(Nfpa 72 18.4.8.1). Answer: the visible appliance
◉ What is the maximum number of 12 gauge THHN wires that can
be installed in 1" EMT?
(Nec Annex C tables). Answer: 26
◉ Two resistors are connected in parallel. R1 = 300 Ohms, R2 = 300
Ohms. What is their equivalent resistance?. Answer: 150 ohms
,◉ A Room is 200' long and 150' wide and the 8' high ceiling is
smooth and flat. A spot type heat detector has been selected that is
listed for a 50' maximum spacing between detectors. According to
NFPA 72 how many detectors will be needed to protect this room?
x =. Answer: 12
◉ According to NFPA 72 the minimum number of restorable fixed
temperature spot type heat detectors that must be tested during each
annual test is?
(NFPA 72 14.4.4.5.1). Answer: Two detectors or more on each
initiating device circuit
◉ According to NFPA 72 how many spot type heat detectors are
required for a space that is 80' long and 55 floor wide with a smooth
10' ceiling? the detector is listed for a maximum space between
detectors of 30'. Answer: 6
◉ What color code requirement for a spot type heat detector rated at
200ﾟF. Answer: White (NFPA 72, Table 17.6.2.1)
◉ Unless otherwise recommended by the manufacturers published
instructions single and multiple stations smoke alarms installed in one
and 2 family dwellings shall be replaced every. Answer: 10 years from
the day-of manufacture. (NFPA 72, 14.4.7.1)
, ◉ Fire alarm cables are permitted to be strapped to conduit to support
the cable. Answer: False (NEC 760.143)
◉ Where non power limited wiring is installed exposed it must be
mechanically protected within_____of the finished floor. Answer: 7' ft
◉ Fire-Warning equipment to be installed in residential occupancies
shall produce the audible emergency evacuation signal described in.
Answer: ANSI S3.41
◉ According to NFPA 72, visible notification appliance for non-
sleeping areas must be mounted between ___ and ___ inches above
the finished floor. Answer: 80 & 96
◉ If system impairment occurs, the owner must be notified ___
within ___. Answer: in writing & within 24 hours
◉ A 20 X 20' ft room with a 20'ft high ceiling requires at a minimum
a ___ ceiling mounted strobe. Answer: 30 candela
◉ According to NFPA 72, a 40 x 40'ft room or area with a 10'ft
ceiling is best covered by a ___ cd visible notification appliance,
centered on one wall.. Answer: 60
