Part N: Code Book Questions Article 700: Emergency Systems 1.! For emergency systems, the authority having jurisdiction shall conduct or witness a test on the! complete system upon installation and periodically afterward. A shall be kept of such tests.! (a) written report! (c) written record! (b) written log! (d) chart 2.! Audible and visual signal devices shall be provided, where practicable to indicate.! (a) derangement of emergency source!! (c) that the battery charger is not functioning! (b) that the battery is carrying load!! (d) all of these 3.! All boxes and enclosures for emergency circuits shall be marked so they will be as a! component of an emergency circuit.! (a) readily identified! (c) easily sighted! (b) recognized! (d) classified 4.! Emergency lighting, emergency power, or both, in a building or group of buildings will be! available within the time required for the application, but not to exceed seconds.! (a) 5! (c) 30! (b) 10! (d) 60 5.! A storage battery supplying emergency lighting and power shall maintain not less than! 87-1/2 percent of full voltage at total load for a period of at least.! (a) 2 hours! (c) 1-1/4 hour! (b) 1-1/2 hours! (d) 1 hour 6.! Where storage batteries are used for emergency systems they shall be.! (a)!alkali or acid type! (b)!provided with automatic battery charging means! (c)! alkali or acid type and provided with automatic battery charging means! (d)!none of these
7.! The prime mover of an emergency generator set must.! (a)!be provided with an automatic means for starting! (b)!have on-site fuel supply sufficient to operate the prime mover at full demand for 2 hours! (c)! be provided with an automatic means of transferring from one fuel supply to another where!! dual supplies are used! (d)!all of these 8.! No other than those specified as required for emergency use, shall be supplied by! emergency lighting circuits.! (a) appliances! (c) fittings! (b) lamps! (d) appliances and lamps 9.! Emergency illumination shall include all required means of and all other lights specified as! necessary to provide required illumination.! (a) illuminated exit signs! (c) show window lighting! (b) egress lighting! (d) illuminated exit signs and egress lighting 10.!All manual switches for controlling emergency lighting in a theater or motion picture theater may! be located in.! (a)!projection booth!! (b)!on the side of the stage or platform!! (c)! projection booth on the side of the stage or platform! (d)!the lobby 11.!The branch circuit overcurrent devices in emergency circuits shall be.! (a) of the reset type only! (c) accessible to only authorized persons only! (b) a slow-blow type! (d) painted yellow 12.!The alternate source for emergency systems be required to have ground-fault protection of! equipment with automatic disconnecting means.! (a) may! (c) may not! (b) shall! (d) shall not 13.!Emergency system(s) overcurrent devices shall be with all supply side overcurrent! protective devices.! (a) interchanged! (c) manual operated! (b) GFCI protected! (d) selectively coordinated
Article 701: Legally Required Standby Systems 14.!Legally required standby systems are typically installed to serve loads such as.! (a)!heating and refrigeration systems! (b)!communication systems! (c)! industrial processes! (d)!any of these 15.!For a legally required standby system, power will be available for the application within.! (a) 10 seconds! (c) 60 seconds! (b) 30 seconds! (d) 2 minutes 16.!A storage battery of suitable rating and capacity to supply and maintain at not less than of! system voltage the total load of the circuits supplying legally required standby power for a period! of at least 1-1/2 hours.! (a) 100%! (c) 75%! (b) 87-1/2%! (d) 50% Article 702: Optional Standby Systems 17.!Optional standby systems are typically installed to provide an alternate source of electric power! for such loads as systems.! (a) communications! (c) data processing! (b) refrigeration! (d) any of these Article 705: Interconnected Electric Power Production Sources 18.!Induction generating equipment on systems with significant may become self-excited upon! loss of primary source and experience severe over-voltage as a result.! (a) voltage! (c) induction! (b) amperage! (d) capacitance Article 720: Circuits And Equipment (50 volts or less) 19.!Conductors operating at less than 50 volts and not covered in Articles 411, 517, 550, 551, 650, 669,! 690, 725 and 760, shall not be smaller than copper or equivalent.! (a) #12! (c) #16! (b) #14! (d) #18
20.!Standard lampholders on a circuit which operates at a voltage less than 50 volts shall be at least! watts.! (a) 220! (c) 550! (b) 330! (d) 660 Article 725: Remote Control, Signaling, Power Limiting (Class 1, 2, 3) 21.!A Class 2 circuit considers safety.! (a)!provides acceptable protection from electric shock! (b)!from a fire initiation standpoint! (c)! provides acceptable protection from electric shock from a fire initiation standpoint! (d)!none of these 22.!Remote control circuits for safety control equipment shall be classified as if the failure of the! equipment to operate introduces a direct fire or life hazard.! (a) Class 1! (c) Class 3! (b) Class 2! (d) none of these 23.!When installing remote control signaling circuits, shall not be considered safety control! equipment.! (a)!room thermostats! (b)!water temperature regulating devices! (c)! household heating and air-conditioning equipment! (d)!room thermostats and water temperature regulating devices 24.!A Class 1 power-limited circuit shall be supplied from a source having a rated output of not more! than 30 volts and volt-amperes.! (a) 1000! (c) 1500! (b) 1200! (d) 2000 25.!Class 1 circuits and power supply circuits shall be permitted to occupy the same raceway only! where the equipment powered is.! (a) low voltage! (c) functionally associated! (b) a tire alarm system! (d) A.C./D.C.
26.!A dry cell battery shall be considered an inherently limited power source, provided the! voltage is 30 volts or less and the capacity is equal to or less than that available from series! connected #6 carbon zinc cells.! (a) Class 1! (c) Class 3! (b) Class 2! (d) none of these 27.!Voltage markings on cables may be misinterpreted to suggest that the cables may be suitable for! Class 1 applications, therefore voltage ratings on Class 2 and 3 conductors.! (a) shall be marked accordingly! (c) shall be marked with voltage rating! (b) shall be marked Class 2 or 3! (d) shall not be marked Article 727: Instrumentation Tray Cable (ITC) 28.!Type ITC cable is permitted to be used in industrial establishments with proper supervision in! which of the following?! (a) aerial cable on a messenger! (c) directly buried where identified for the use! (b) cable trays! (d) any of these 29.!Fire alarm systems include. Article 760: Fire Alarm Systems! (a) fire detection! (c) sprinkler waterflow! (b) alarm notification! (d) all of the above 30.!A fire alarm circuit that is powered by an output voltage of not more than 600 volts is defined as a! fire alarm circuit.! (a) NPLFA! (c) FPLP! (b) PLFA! (d) FPLF 31.!Power-limited fire protective signaling circuits where installed in exposed cable, located within 7! feet of the floor, the cable shall be securely fastened in an approved manner at intervals of not! more than inches.! (a) 18! (c) 30! (b) 24! (d) 36
32.!Coaxial cables for a fire alarm system shall be permitted to have copper covered steel center! conductors with a minimum of 30 percent copper and shall be listed as Type.! (a) FPLP! (c) FPL! (b) FPLR! (d) all of the above Article 770: Optical Fiber Cable And Raceways 33.!Optical fiber cables transmit light for through an optical fiber.! (a) control! (c) communications! (b) signaling! (d) all of these Article 780: Closed-Loop And Programmed Power Distribution 34.!Premise power distribution systems jointly controlled by a signaling between the energy! controlling equipment and utilization equipment is a system.! (a)!remote control, signaling, and power limited circuit! (b)!fire alarm! (c)! communication circuit! (d)!closed-loop and programmed power distribution 35.!In a closed-loop and programmed power distribution system, the outlets shall.! (a)!energize only when the load allows the completion of a loop! (b)!not be energized unless the equipment first exhibits a characteristic electrical identification! (c)! be constantly energized, as is done in existing 120/240 volt power systems! (d)!none of these 36.!For signaling circuits not exceeding 24 volts, the current required shall not exceed ampere! where protected by an overcurrent device or an inherently limited power source.! (a) 1! (c) 6! (b) 4! (d) 10 37.!In closed loop distribution systems, listed hybrid cable consisting of power communications and! signaling conductors shall be permitted under a common jacket. The signaling conductors shall! not be smaller than AWG copper.! (a) #16! (c) #22! (b) #18! (d) #24
Article 800: Communications Circuits 38.!Selecting a primary location to achieve the shortest practical primary protector grounding! conductor will help limit potential differences between communications circuits and other! metallic systems.! (a) limiter! (c) neutral! (b) protector! (d) common 39.!The grounding conductor for communication circuits shall be connected to the.! (a) building electrode system! (c) service equipment enclosure! (b) metallic power raceway! (d) any of the above 40.!In communication circuits the bonding together of all separate electrodes.! (a)!shall not be permitted! (b)!shall be permitted with a minimum size jumper #4! (c)! shall be permitted with a minimum size jumper #6! (d)!shall be permitted with a minimum size jumper #8 41.! are typically used as enclosures for splicing or terminating telephone cables.! (a) Splice cases! (c) Octagonal boxes! (b) Terminal boxes! (d) Splice cases and terminal boxes 42.!Communication wires and cables shall be separated at least inches from conductors of any! electric light or power circuits, Class 1, or non power-limited fire alarm circuits, or medium power! network powered broadband communications circuits.! (a) 1-1/2! (c) 4! (b) 2! (d) 6 Article 810: Radio And Television Equipment 43.!Soft-drawn or medium-drawn copper, lead-in conductors for receiving antenna systems shall be! permitted where the maximum span between points of support is less than feet.! (a) 35! (c) 20! (b) 30! (d) 10
44.!The maximum size of a receiving station outdoor antenna conductor, where the span is 75 feet,! shall be at least if a copper-clad steel conductor is used.! (a) #10! (c) #14! (b) #12! (d) #17 45.!Indoor antennas and indoor lead-ins shall be permitted to occupy the same box or enclosure with! conductors of other wiring systems where separated from such other conductors by an effective! permanently installed.! (a) wall! (c) insulator! (b) divider! (d) barrier 46.!The grounding conductor for a TV antenna shall not be smaller than a AWG copper.! (a) #6! (c) #10! (b) #8! (d) #12 47.!The Code provides that unshielded lead-in conductors of amateur transmitting stations shall clear! the building surface which is wired over by a distance not less than inches.! (a) 1-1/2! (c) 3! (b) 2! (d) 4 48.!The protective grounding conductor for transmitting stations shall be as large as the lead-in, but! not smaller than AWG copper.! (a) #18! (c) #12! (b) #16! (d) #10 49.!The operating grounding conductor for amateur transmitting stations shall not be less than! # copper.! (a) #18! (c) #14! (b) #16! (d) #10 Article 820: Community Antenna Television And Radio Distribution Systems 50.!Coaxial cable shall be permitted to deliver low energy power to equipment directly associated! with radio frequency distribution system if the voltage is not over volts and if the current! supply is from a transformer or other device having energy limiting characteristics.! (a) 24! (c) 60! (b) 30! (d) 70.7
51.!Where practicable, a separation of at least feet shall be maintained between any coaxial cable! and lightning conductors.! (a) 2! (c) 4! (b) 2-1/2! (d) 6 52.!Where coaxial cable is directly buried for a community antenna television system, the cable shall! be separated at least inches from conductors of any light or power or Class 1 circuit.! (a) 2! (c) 12! (b) 6! (d) 24 53.!A community antenna system grounding conductor shall not be smaller than AWG, and shall! have a current-carrying capacity approximately equal to that of the outer conductor of the coaxial! cable.! (a) #18! (c) #14! (b) #16! (d) #12 54.!A bonding jumper not smaller than copper or equivalent shall be connected between the! antenna systems grounding electrode and the power grounding electrode system at the building! or structure served where separate electrodes are used.! (a) #12! (c) #8! (b) #10! (d) #6 Chapter 9: Tables And Appendix D 55.!The percent of allowable fill for two conductors in a rigid PVC schedule 40 conduit is.! (a) 31%! (b) 40%! (c) 53%! (d) 80% 56.!Equipment grounding conductors, when installed, be included when calculating! conduit fill.! (a) should! (b) shall! (c) should not! (d) shall never 57.!When conduit nipples having a maximum length not to exceed 24 are installed between! boxes.! (a)!the nipple can be filled 75%! (b)!the nipple can be filled 60%! (c)! Table 310.15(B)(2)(a) derating does not apply! (d)!the nipple can be filled 60% and Table 310.15(B)(2)(a) derating does not apply
58.!Where the calculated maximum number of conductors permitted in a conduit or tubing, all!of the! same size, includes a decimal fraction the next higher whole number shall be used where this! decimal is or larger.! (a).5! (b).8! (c).08! (d).008 59.!For cables that have elliptical cross section, the cross-sectional area calculation shall be based on! using of the ellipse as a circle diameter.! (a) half! (c) the major diameter! (b) the radius! (d) the circumference 60.!Which of the following statements about a #2 THHN copper conductor is correct?! (a)!its maximum operating temperature is 90 C!! (b)!it has a nylon insulation!!!! (c) its area is.067 square inches! (d)!it has a dc resistance of.319 ohms per m/ft. 61.!For uniform application of Articles 210, 215 and 220, a nominal voltage of shall be used in! computing the ampere load on a conductor.! (a) 110/220! (c) 120/240! (b) 115/230! (d) 125/250