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NICET 2 EXAM|100 QUESTIONS AND ANSWERS
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NICET 2 EXAM|100 QUESTIONS AND ANSWERS
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NICET 2 EXAM|100 QUESTIONSAND ANSWERS
Where located above floor (within 2.1m or 7ft.) cables shall be securely
fastened at intervals of? - -not more than 18 inches
-Which cable types can be installed in fireproof riser shafts? - -FPLP, FPLR,
and FPL
-How many THHN conductors can fit in a 3/4 size Rigid PVC conduit? - -17
-This is the defined as the height from the continuous floor of a room to the
continuous ceiling of a room or space? - -Ceiling height
-The visible annunciation of the location of operated initiating device shall
not be? - -by the means used to deactivate alarm notification appliances.
-Subsequent trouble signals shall cause trouble notification appliances to
activate as required by what? - -system input/ output matrix
-System equipment shall be maintained in accordance with what? - -
Manufacturer's published instructions
-The detector sensitivity shall not be tested or measured using any device
that administers? - -an unmeasured concentration of smoke or other aerosol
into the detector or smoke alarm
-Sensitivity shall be checked within how long? - -1 year after installation
-Where partitions extend to within 15% of the ceiling height, the spaces
separated by the partitions shall be? - -considered separate rooms
-Spot-type heat detectors shall include? - -Response time index
-The first line of detectors shall be located at or within? - -36 inches of the
peak of the ceiling
-Smoke detectors shall be marked with? - -with their nominal production
sensitivity and tolerance in in percent per foot obscuration
-Spot-type smoke detectors shall be permitted to be located on ceiling or on
the bottom of beams for ceilings with beam depths of? - -less than 10% of
the ceiling height.
, -If any barrier, such as a door, curtain, or retractable partition is located in
sleeping areas, sound pressure level shall be measured? - -with the barrier
placed between the appliance and pillow
-Appliances intended for use in special environments, such as outdoors vs.
indoors shall be what? - -listed for the intended purpose
-In-building emergency mass notification system shall be permitted to be
initiated how? - -by manual or automatic means
-Any signal received by the supervising station that has not restored to
normal condition within 24 hours of initial receipt shall be re-displayed to an
operator as a nonrestored signal and shall be? - -reported to the subscriber
-All operator controls at the proprietary supervising station shall be? - -
operated at each change of shift
-The external antennas of all radio transmitting and receiving equipment
shall be _____________ in order to minimize the possibility of damage by static
discharge or lightning? - -protected
-Where each circuit is served by a dedicated recording device, the number
of reserve recording devices required on site shall be equal to _____ of the
circuits in service and in no case less than one device. - -5%
-The smallest discrete area used for any announcements or signaling? - -
Notification zone
-_______ calculates the actuation time of sprinklers and fusible link-actuated
ceiling vents in compartment fires with draft curtains? - -LAVENT (link
actuated vent)
-__________ Calculates the actuation time of heat detectors and sprinklers? -
-DETACT (detector actuation)
-The choice of the type of radiant energy-sensing detector to use is
determined by what? - -Type of emissions that are expected from the fire
radiator
-_____ ____ refers to the minimum velocity of the smoke necessary to enter
the sensing chamber to cause an alarm without significant delays due to
entry lag? - -Critical Velocity
-Name 3 factors that can affect smoke entry into detection chambers? - -
insect screens, sensing chamber configuration, and location of the detector
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