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NICET Level 1 Fire Alarm Systems Exam 2025 Questions and Answers The operable part of a manually actuated alarm initiating device shall be not less than ____ inches AFF. - ....ANSWER☑️☑️...-42 inches Consider the use of grounding electrodes. Rod and pipe electrodes shall not be less than____ feet in length? - ....ANSWER☑️☑️...-8 feet Smoke detectors should not be located in a direct airflow or closer than ____ inches from an air supply diffuser or return air opening? - ....ANSWER☑️☑️...-36 inches Consider the use of visible notification appliances. Wall mounted appliances shall be mounted such that the entire lens is not less than ____ inches above the finished floor? - ....ANSWER☑️☑️...-80 inches How many 16 gauge conductors are permitted in a 4 x 1 1/2 inches square box? ....ANSWER☑️☑️...-12 Wall mounted audible appliances shall have their tops above the finished floors at heights of not less than ____ inches and below the finished ceilings at distances of not less than 6 inches? - ....ANSWER☑️☑️...-90 inches A minimum ____ db ambient sound level with a 6 hour exposure time requires hearing protection? - ....ANSWER☑️☑️...-92 db Spot type heat sensing fire detectors shall be located on the ceiling not less than ____ inches from the sidewall. - ....ANSWER☑️☑️...-4 inches …FOR STUDY PURPOSES ONLY…©️ 2025 ALL RIGHTS RESERVED… 1