EBK ELECTRICAL WIRING RESIDENTIAL
19th Edition
ISBN: 9781337516549
Author: Simmons
Publisher: CENGAGE LEARNING - CONSIGNMENT
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Textbook Question
Chapter 17, Problem 14R
Lay-in fluorescent luminaires that rest on the metal framing members of a suspended ceiling cannot just lay on the framing members. NEC 410.36(B) requires that (1) framing members used to support recessed luminaires must be securely fastened to each other and to the building structure at appropriate intervals, and (2) the luminaires must _____________________
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Chapter 17 Solutions
EBK ELECTRICAL WIRING RESIDENTIAL
Ch. 17 - What is the total current draw when all six...Ch. 17 - The junction box that will be installed above the...Ch. 17 - Why is it important that the hot conductor in a...Ch. 17 - In the diagram, Load A is rated at 10 amperes, 120...Ch. 17 - Calculate the watts loss and voltage drop in each...Ch. 17 - Unless specifically designed, all recessed...Ch. 17 - Where in the NEC would you look for the...Ch. 17 - What is the current draw of the recessed...Ch. 17 - Prob. 9RCh. 17 - Calculate the total current draw for Circuit B9,...
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- Does the NEC allow metal raceways to be used with nonmetallic boxes? Yes __________ No __________, NEC __________arrow_forwardThe junction box that will be installed above the dropped ceiling near the fluorescent luminaires closest to the stairway will have ____________ (number of) 14 AWG conductors.arrow_forwardPlans require the installation of surface-mounted fluorescent luminaires on the ceiling of a recreation room that is finished with low-density ceiling fiberboard. What sort of mark would you look for on the label of the luminaire? ________________________________________ ___________________________________________________________________________ ___________________________________________________________________________ ___________________________________________________________________________arrow_forward
- 16. The _______ point is where the facilities of the serving utility and the premises wiring connect.A. groundedB. neutralC. serviceD. bondingarrow_forwardHow many circuit wires enter the entry ceiling box? How many equipment grounding conductors enter the entry ceiling box?arrow_forwardA Type NM cable carries a branch circuit to the outside of a building, where it terminates in a metal weatherproof junction box. From this box, a short length of EMT is installed upward to another metal weatherproof junction box on which is attached a cluster of outdoor floodlights. The first box is located approximately 24 in. (600 mm) above the ground. To Meet Code, do the metal boxes and metal raceway have to be grounded? Yes _______________ No _______________ NEC _______________.arrow_forward
- A ______ is a raceway containing the service entrance conductors that is run through the roof of a building to a height sufficient to obtain the necessary clearances for the service-drop conductors. a. service lateralb. mast-type service entrancec. service pointarrow_forwardwhat section of the code prohibits supporting telephone wires from raceways that contain light or power conductors.arrow_forwarda. The Code requires a minimum of two small-appliance circuits in a kitchen. Is it permitted to connect a receptacle in a dining room to one of the kitchen small-appliance circuits? _______________ What Code section applies to this situation? _______________ b. Are outdoor weatherproof receptacles permitted to be connected to a 20-ampere small-appliance circuit? _______________ c. Receptacles located above the countertops in the kitchen must be supplied by at least _______________ 20-ampere small-appliance circuits.arrow_forward
- Which section of the Code prohibits telephone cables from being installed in the same box or enclosure or from being pulled into the same raceway as light and power circuits? _____arrow_forwarddraw a pictorial/wiring diagram of the jumpers connected to the front panel of a computer system unit.arrow_forwardThe NEC is the only code reference used for electrical installations of all types of occupancies including dwelling for physically challenged persons. True or False?arrow_forward
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