FIRE ALARM QUESTIONS WITH SOLUTIONS 2023

FIRE ALARM QUESTIONS WITH SOLUTIONS 2023 All Fire Alarm Power Supply equipment (batteries, battery chargers, rectifiers, switching facilities, transformers, voltage regulators, emergency generating equipment, ect.) shall be installed in conformity with the requirements of what standard? NFPA 70 a smoke detector may be used for door release and open area protection if: It is listed or approved for open area protection How soon after the failure of primary power to the fire alarm system must it be operational on back up power. 30 for rooms larger than 14 x 16 ft where hearing impaired persons sleep, the visible notification device shall be located within ________ feet of pillow 16 airflow through holes in the rear of the smoke detector from the conduit system: may interfere with smoke entry into the sensing chamber heat detectors should be selected for use in an area where the maximum ceiling temperature will be: 20 degrees or more below detector rated temperature During a load voltage test, under load, the battery shall not fall below how man volts per cell. 2.05 a smoke detector of the alarm verification type, continuously subjected to smoke concentration above alarm thresholds, shall activate an alarm in what time frame? 1 minute manual fire alarm station shall be distributed throughout the protected area so that they are unobstructed, readily accessible, and located in the normal path of exit from the area, and as follows: (per NFPA) Inside each stair way According NFPA, heat detectors of the non-restorable spot type shall have a sampling of at least ________ detectors out of every 100 or fraction thereof sent to a testing laboratory after the fifteenth year. 2 According to NFPA 72, testing of voice alarm communication equipment shall have functional and operational tests conducted at least_____________. annually You are at Camp Anyname to install a fire alarm system. Where should the smoke detectors be installed? IN or adjacent to sleeping quarters at all dwellings a sloping ceiling is defined as a ceiling having a slope of more than_________. 1 1/2 in./ft. In Seattle, if an existing fire alarm panel is replaved, must the Fire Department be notified to witness a new acceptance test? All replacement panels require retest. When a fire and life safety system is found out of service or inoperational, who must be notified according to the Fire Code? The Fire Department To prevent the re-circulation of dangerous quantities of smoke, a smoke detector approved for air duct use shall: Be installed on the supply side of the air handling system. Fire Alarm systems that require activation of two smoke detectors to produce the alarm response are permitted providing: 1. They are not prohibited by the local authorities 2. There are at least two detectors in each space 3. the detectors spacing is no more than one half the normal spacing. Projected beam smoke detectors respond to smoke obstruction: In the beam along its path from transmitter to receiver. a record of inspection shall be kept until the next test for ____year(s) thereafter 1 The occurrence of a break in the circuit wiring or a single ground fault should result in a trouble signal The fire Chief is authorized to accept certificates or licenses issued by the State Fire Marshal, other Fire Departments or similar authorities provided____________________. The holder can establish qualifications acceptable to the Chief. In general, smoke detectors installed for operation of automatically closing fire doors shall be located no more than_____________ feet from the door: 5 where the interconnection wiring is supervised, the number of interconnected detectors shall be limited to______. 64 Quarterly tests of fire alarm systems in Seattle by certified people are required in: high rise building DACT is the abbreviation for: Digital Communicator transmitter The total sound pressure level by all audible signaling appliances operating shall not exceed____________ dBA anywhere in the occupied area. 120 When required manual fire alarm boxes shall be provided so that the distance of travel to the box will not be more than_________ away. 200 What Article of the National Electrical Code must the fire alarm system wiring meet? 760 A 'non-restorable' detector is a fire sensing device: Whose sensing element is designed to be destroyed by the process of detecting a fire. Visible appliances shall be located no more than how many feet from the end of a corridor. 15