NICET Level III Practice Test PDF | Water-
Based Systems with Answers|| GRADED
A+|| LATEST UPDATE 2025/26
The inspection of a fire pump circulation relief valve verifies which two situations?
(Choose two).
A). To avoid over pressurizing the system.
B). To ensure all air is released from the pump head.
C). To keep the pump from over heating and damaging components. D). Water is
flowing thru it properly -CORRECTANSWER C) To keep the pump from over heating
and damaging component systems D) Water is flowing thru it properly
Pressure readings for a water spray system shall be made to ensure that water flow is
not impeded by partially closed valves or plugged nozzles? At what point must this
reading be taken? A). At the hydraulically most remote nozzle.
B). At the most remote nozzle in the system.
C). At the nozzle in the mid point of the system.
D). At three random nozzles -CORRECTANSWER A) At the hydraulically most remote
nozzle
NICET III Practice Questions -CORRECTANSWER
,On a hydrostatic test of a standpipe where the where the maximum pressure is in
excess of 150psi, which pressure would the inspector add to the maximum pressure to
get the hydrostatic test pressure?
A) 25.
B) 50.
C)100.
D) 150 -CORRECTANSWER B)50.
Which three of the following operations should be included when restoring a water mist
system to service following a test (choose 3).
A) Check and clean screens and filters. B) Drain water from low points.
C). Lubricate valve seats.
D) Replace plugs or caps on auxiliary drains -CORRECTANSWER A) Check and clean
screens and filters. B) Drain water from low points
D) Replace plugs or caps on auxiliary drains.
At which two locations can a main drain test be performed on a standpipe system?
(Choose two).
A) The hose valve on the first floor.
B) The hydraulically most remote hose valve.
C) The low point drain for each standpipe.
,D) The main drain test connection -CORRECTANSWER C) The low point drain for each
standpipe.
D) The main drain test connection
How frequently should the Mercury level gauge on a tank Be tested in order to
determine if the gauge is accurate?
A) Annually.
B) Every 3 years.
C) Every 5 years.
D). Every 10 years -CORRECTANSWER C) Every 5 years
How often shall water level indicators in water tanks be tested for accuracy?
A) every 2 years.
B) Every 3 years.
C) Every 5 years.
D). Every 7 years -CORRECTANSWER C) Every 5 years
Which 2 pieces of information are obtained and recorded in order to plot test data on a
graph after a pump test?
A). Discharge pressure.
, B). Suction pressure
C) type of motor
D) Volts and Amps -CORRECTANSWER A). Discharge pressure. B). Suction pressure
What is the coefficient of a smooth and rounded outlet hydrant?
A) .70.
B) .80.
C). .90.
D). .97 -CORRECTANSWER C) .90
When a fire pump has a bypass flow meter to the pump suction, how often does a full
flow test discharging water be performed?
A) annually.
B) every 2 years.
C) every 3 years.
D) every 5 years -CORRECTANSWER C) every 3 years
Which statement reflects safety considerations when entering confined spaces such as
tanks and valve pits?
A). Legally required precautions should be taken.
Based Systems with Answers|| GRADED
A+|| LATEST UPDATE 2025/26
The inspection of a fire pump circulation relief valve verifies which two situations?
(Choose two).
A). To avoid over pressurizing the system.
B). To ensure all air is released from the pump head.
C). To keep the pump from over heating and damaging components. D). Water is
flowing thru it properly -CORRECTANSWER C) To keep the pump from over heating
and damaging component systems D) Water is flowing thru it properly
Pressure readings for a water spray system shall be made to ensure that water flow is
not impeded by partially closed valves or plugged nozzles? At what point must this
reading be taken? A). At the hydraulically most remote nozzle.
B). At the most remote nozzle in the system.
C). At the nozzle in the mid point of the system.
D). At three random nozzles -CORRECTANSWER A) At the hydraulically most remote
nozzle
NICET III Practice Questions -CORRECTANSWER
,On a hydrostatic test of a standpipe where the where the maximum pressure is in
excess of 150psi, which pressure would the inspector add to the maximum pressure to
get the hydrostatic test pressure?
A) 25.
B) 50.
C)100.
D) 150 -CORRECTANSWER B)50.
Which three of the following operations should be included when restoring a water mist
system to service following a test (choose 3).
A) Check and clean screens and filters. B) Drain water from low points.
C). Lubricate valve seats.
D) Replace plugs or caps on auxiliary drains -CORRECTANSWER A) Check and clean
screens and filters. B) Drain water from low points
D) Replace plugs or caps on auxiliary drains.
At which two locations can a main drain test be performed on a standpipe system?
(Choose two).
A) The hose valve on the first floor.
B) The hydraulically most remote hose valve.
C) The low point drain for each standpipe.
,D) The main drain test connection -CORRECTANSWER C) The low point drain for each
standpipe.
D) The main drain test connection
How frequently should the Mercury level gauge on a tank Be tested in order to
determine if the gauge is accurate?
A) Annually.
B) Every 3 years.
C) Every 5 years.
D). Every 10 years -CORRECTANSWER C) Every 5 years
How often shall water level indicators in water tanks be tested for accuracy?
A) every 2 years.
B) Every 3 years.
C) Every 5 years.
D). Every 7 years -CORRECTANSWER C) Every 5 years
Which 2 pieces of information are obtained and recorded in order to plot test data on a
graph after a pump test?
A). Discharge pressure.
, B). Suction pressure
C) type of motor
D) Volts and Amps -CORRECTANSWER A). Discharge pressure. B). Suction pressure
What is the coefficient of a smooth and rounded outlet hydrant?
A) .70.
B) .80.
C). .90.
D). .97 -CORRECTANSWER C) .90
When a fire pump has a bypass flow meter to the pump suction, how often does a full
flow test discharging water be performed?
A) annually.
B) every 2 years.
C) every 3 years.
D) every 5 years -CORRECTANSWER C) every 3 years
Which statement reflects safety considerations when entering confined spaces such as
tanks and valve pits?
A). Legally required precautions should be taken.
