Nicet Level 1 Study Guide Questions Questions with 100% Correct Answers Updated & Verified

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) Ans 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) Ans the visible appliance What is the maximum number of 12 gauge THHN wires that can be installed in 1" EMT? (Nec Annex C tables) Ans 26 Two resistors are connected in parallel. R1 = 300 Ohms, R2 = 300 Ohms. What is their equivalent resistance? Ans 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? 200 / 50 x 150 / 50 = Ans 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) Ans 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' Ans 6 What color code requirement for a spot type heat detector rated at 200ﾟF Ans 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 Ans 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 Ans False (NEC 760.143) Where non power limited wiring is installed exposed it must be mechanically protected within_____of the finished floor Ans 7' ft Fire-Warning equipment to be installed in residential occupancies shall produce the audible emergency evacuation signal described in Ans ANSI S3.41 According to NFPA 72, visible notification appliance for non-sleeping areas must be mounted between ___ and ___ inches above the finished floor Ans 80 & 96 If system impairment occurs, the owner must be notified ___ within ___ Ans 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 Ans 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. Ans 60 Conductors returning to the fire alarm control panel (FACP) from the last field device on the circuit might indicate a _____ circuit Ans Class A Secondary power supplies for an emergency voice/alarm communication fire alarm system shall be capable of operating for minimum of ___ of standby followed by ___ of alarm. Ans 24 hrs & 15 mins The fire alarm system primary power branch circuit disconnecting means must be ___ in color. Ans Red The secondary power supply for protected premises shall automatically provide power within ___ seconds when primary power fails. Ans 10 seconds Under which of the following conditions shall spot-type smoke detectors NOT be installed? Ans When the temperature is over 100*F Who is responsible for maintaining Personal Protective Equipment? Ans YOU, the employee What does GFCI stand for ? Ans Ground Fault Circuit Interrupter A fixed-temperature, non-restorable spot type heat detector shall be tested ____ from initial installation. Ans 15 years after Heat detectors should be selected to operate at least ___ degrees Farenheit above the maximum expected ambient temperature at the ceiling of the protected space. Ans 20*F According to the NFPA 72, testing records of the fire alarm system shall be kept until the next test and ____ year thereafter. Ans 1 Who is responsible for storing and maintaining testing records of the fire alarm system? Ans The Owner of the system Household fire alarm system smoke detectors shall be tested by a technician _______. Ans Annually Inspection, testing, or maintenance of the fire alarm system shall be permitted to be done by the building or system owner or a person or organization other than the building or system owner if ______ Ans It's conducted under a written contract. The handle of a manual pull station initiating device shall be mounted not less than ____ and not more than _____ in. from the finished floor. Ans 42" and 48" If the operation of a device, circuit, fire alarm control unit function, or specail hazard system interface is simulated during a test, what should then be done on the inspection record? Ans It shall be noted on the test form that it was simulated Two resistor are connected in parallel. One resistor is 500 ohms and the other resistor is 500 ohms. What is their total resistance? Ans 250 ohms If a fire alarm system requires software, who should receive a copy of the software? Ans The system owner Manual fire alarm boxes shall be ___ in color. Ans red When a nonrestorable, fixed-temperature, line type heat detector is tested annually, the testing records shall be kept by __________ Ans The system owner To test a water temperature switch, the switch shall be operated and receipt of signal shall be verified to indicate the decrease in water temperature to ____ degrees farenheit and its restoration to above ____ F degrees. Ans 40 & 40 After a fire alarm system is installed, where should the record documentation be stored? Ans In a document cabinet at the protected premises How should fixed-temperature, nonrestorable line type heat detectors be tested? Ans Do NOT perform heat test. Test functionality, mechanically and electrically. Duct type smoke detectors shall be tested ____ Ans Annually