Electrical Wiring Residential
18th Edition
ISBN: 9781285170954
Author: Ray C. Mullin, Phil Simmons
Publisher: Cengage Learning
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Textbook Question
Chapter 11, Problem 3R
How many receptacle outlets and lighting outlets are supplied by Circuit A15? Receptacle outlets: ________ Lighting outlets: ________
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Chapter 11 Solutions
Electrical Wiring Residential
Ch. 11 - How many circuit wires enter the entry ceiling...Ch. 11 - Assuming that an outlet box for the entry ceiling...Ch. 11 - How many receptacle outlets and lighting outlets...Ch. 11 - Outdoor luminaires directly exposed to the weather...Ch. 11 - Prob. 5RCh. 11 - From left to right, facing the switches, what do...Ch. 11 - Who is to select the entry ceiling luminaire? ____Ch. 11 - When installing the wiring for a doorjamb switch,...Ch. 11 - The following layout is for Lighting Circuit A15,...
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- Equipment Grounding 10. Which of the following statements about ground faults is true?A. They usually occur between any grounded circuit conductor and the equipment grounding conductor. B. They're often normal and typically intentional.C. They can't result from human error.D. They can happen if a conductive tool is dropped in an energized equipment's electrical enclosure.arrow_forward1.1 PV modules can be wired together in an array using ______ connections to increase voltage. a. Terminating b. Series c. Parallel d. AC 1.2 A PV module, also called a solar panel, is comprised of individual photovoltaic _______ wired and mounted together as an integrated unit. a. Capsules b. Compartments c. Chips d. Cells 1.3 A __________ system uses a storage system that stores the generated electricity so it can provide during times when the system’s panels are not receiving solar energy. a. Direct coupled b. Self regulating c. Charge controlled d. Indirectly connected 1. 4 __________ energy may have the potential to supply all of the world's energy needs, but at this time, it provides a very small percentage. a. Coal b. Natural Gas c. Diesel d. Solararrow_forwardWhich type of trap is used for hot and cold water pipe line in a system? a.) Stop cock b.) 2 or 3 in mixer tap c.) one in one mixer d.) Direct mix of the OHT.arrow_forward
- A device used in kitchen serving hotels dining rooms club houses and restaurants is__________. a.) Grease basin b.) Yard basin c.) Garage basin d.) Oil catch basinarrow_forwardQ34 Provide answers for the following: a) Differentiate between Planned preventive maintenance and condition based maintenance. b) List the condition monitoring tests used for: i. Circuit breakers ii. iv. Transformers Cables, and Busbars (need two examples for each category).arrow_forward11. The duplex receptacle outlets in the Drugstore basement storage area are to be connected to which branch circuit(s)?_ 12. How many lighting outlets are to be installed in the Drugstore basement storage area? 13. What style(s) of luminaires is/are to be installed in the Drugstore basement storage area? 14. How may the luminaires for the Drugstore basement storage area be installed? 15. List the luminaires required for the Drugstore including the basement storage area. Give the style, count, and mounting method for each style. Style Style Style Style Style Style Style Style Style Style Style Count Count Count Count Count Count Count Count Count Count Count Mounting method Mounting method Mounting method. Mounting method Mounting method Mounting method Mounting method. Mounting method. Mounting method Mounting method Mounting method 16. From the information you have studied about the various electrical symbols, identify the following symbols, some of which are not shown in the symbol…arrow_forward
- 1._____ must not be installed beneath openings through which materials may be moved, such as openings in farm and commercial buildings, and must not be installed where they will obstruct entrance to these buildings. A. Overcurrent protection devices. B. Overhead-service conductors C. Grounding conductors D. Wiring systemsarrow_forward11. Specific rules apply for the installation of _______, but no identification requirements for them exists.A. grounding electrode conductorsB. grounding electrodes.C. main bonding jumpers.D. equipment grounding conductors.arrow_forwardA ____shall be used to connect the equipment grounding conductors, the service equipment enclosures, and where the system is grounded, the grounded service conductor to the grounding electrode. (a.) bus bar ( b.) 5/8” ground rod (c.) neutral conductor (d.) grounding electrode cond. For equipment rated 1200 amperes or more 600 volts or less, and over 6 feet wide, containing overcurrent devices, switching devices, or control devices, there shall be one entrance not less than ____inches wide and 6 ½ feet high at each end. (a.) 24 (b.) 36 (c.) 30 (d.) 48 When calculating the conductor fill for strut-type channel raceway with internal joiners, the raceway shall be permitted to be filled to _____% of the cross-sectional area. (a.) 20 ( c.) 30 (b.) 25 (d.) 40arrow_forward
- When installing a surge arrester at the service of less than 1000 volts, the grounding conductor shall be connected to ______. the grounded service conductor the grounding electrode conductor III. the grounding electrode for the service the equipment grounding terminal in the service equipment (a.) I & II only (c.) III & IV only (b.) I & III only (d.) I, II, III or IVarrow_forward21.Which of the following wiring methods may be used inside the duct used for vapor removal and ventilation of commercial type cooking equipment? (a.) nonmetallic sheathed cable (b.) EMT (c.) rigid steel conduit (d.) none of these 22. Ground-fault circuit-interrupter (GFCI) protection is required in all of the following locations EXCEPT: (a.) kitchen receptacles in an office building lunchroom installed within 6’ of the sink (b.) kitchen receptacles in a dwelling installed to serve counter top surfaces 10’ away from the sink (c.) receptacles in an office building restroom which has only a basin and toilet (d.) receptacle provided for servicing a rooftop air conditioning unit on the roof of a warehouse 23. Where GFCI protection is located in the power supply cord for an outdoor portable sign, the ground-fault circuit interrupter shall be located within _____inches of the attachment plug. (a.) 6 (c.) 18 (b.) 12 (d.) 24arrow_forwardReceptacle and cord terminals should be marked as follows;A. “X” and “O” ungrounded, “W” grounded and “G” equipment groundingB. “Y” and “X” ungrounded, “N” grounded and “GR” equipment groundingC. “X” and “O” ungrounded, “W” grounded and “E” equipment groundingD. “X” and “Y” ungrounded, “W” grounded and “G” equipment groundingarrow_forward
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