EBK ELECTRICAL WIRING RESIDENTIAL
19th Edition
ISBN: 9781337516549
Author: Simmons
Publisher: CENGAGE LEARNING - CONSIGNMENT
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Textbook Question
Chapter 6, Problem 6R
A homeowner calls in an electrical contractor to install a separate circuit in the basement (unfinished) for a freezer. Is GFCI protection of the receptacle required?
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_______ type receptacles must be installed on all 15- and 20-ampere branch circuits except for replacement receptacles as permitted by 406.4(D).
Select one:
a. AFCI
b. GFCI
c. Duplex
d. Grounding
21.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.) 24
Where a building or structure is suplkied by more than one service, or a combination of branch circuits, feeders, and services, a permanent plaque or directory must be installed at each sertvice disconnect location denoting all other suplying that building or structure and the area served by each.
A. Services B. Feeders
C. Branch circuits D. All of the above
Chapter 6 Solutions
EBK ELECTRICAL WIRING RESIDENTIAL
Ch. 6 - Explain the operation of a ground-fault circuit...Ch. 6 - Prob. 2RCh. 6 - Where must GFCI receptacles be installed in...Ch. 6 - Prob. 4RCh. 6 - Prob. 5RCh. 6 - A homeowner calls in an electrical contractor to...Ch. 6 - Prob. 7RCh. 6 - Extremely long circuit runs connected to a GFCI...Ch. 6 - If a person comes in contact with the hot and...Ch. 6 - What might happen if the line and load connections...
Ch. 6 - Is a GFCI receptacle permitted be installed as a...Ch. 6 - Prob. 12RCh. 6 - Prob. 13RCh. 6 - Prob. 14RCh. 6 - Prob. 15RCh. 6 - Construction sites can be dangerous because of the...Ch. 6 - Prob. 17RCh. 6 - Prob. 18RCh. 6 - The term SPD is becoming quite common. What do the...Ch. 6 - Transients (surges) on a line can cause spikes or...Ch. 6 - Prob. 21RCh. 6 - Prob. 22RCh. 6 - Some line transients are not damaging to...Ch. 6 - Briefly explain the operation of an immersion...Ch. 6 - What range of leakage current must trip an IDCI?Ch. 6 - Prob. 26RCh. 6 - Other than for a few exceptions, the NEC requires...Ch. 6 - In an old house, an existing nongrounding...Ch. 6 - Prob. 29RCh. 6 - NEC 210.12(A) requires AFCI protection for the...Ch. 6 - When installing GFCI and AFCI circuit breakers in...Ch. 6 - Prob. 32RCh. 6 - Prob. 33RCh. 6 - A switch that is located inside a bedroom for an...Ch. 6 - Which of the following installations for a kitchen...Ch. 6 - The receptacle outlets in the garage are required...Ch. 6 - Two 125-volt receptacles on a 20-ampere, 120-volt...Ch. 6 - Prob. 38R
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, electrical-engineering and related others by exploring similar questions and additional content below.Similar questions
- A residential air-conditioning unit is installed in the attic. a. Is a lighting outlet required? __________ b. What Code section applies? __________ c. If a lighting outlet is required, how shall it be controlled? __________ d. What Code section applies? __________ e. Is a receptacle outlet required? __________ f. What Code section applies? __________arrow_forwardWhy is it permissible to omit an electric space heater, water heater, and certain other 240-volt equipment when calculating the neutral service-entrance conductor for a residence? ____arrow_forwardIs a GFCI receptacle permitted be installed as a replacement in an old installation where the 2-wire circuit has no equipment grounding conductor? _________________arrow_forward
- Which of the following installations for a kitchen waste disposal that operates on a 15-ampere, 120-volt branch circuit requires AFCI protection? (Circle the correct answer.) a. The disposal operates by a switch that is installed above the kitchen counter. b. The disposal operates by a switch that is installed under the counter next to the disposal. c. Both (a) and (b) d. Neither (a) nor (b).arrow_forwardGFCI breakers or GFCI receptacles are relatively expensive. How would you arrange the wiring of the garage circuit B23 to make as economical an installation as possible that complies with the Code? __________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________arrow_forwardThe following is a layout of the lighting circuit for the Laundry, Powder Room, Rear Entry Hall, and Attic. Complete the wiring diagram using colored pens or pencils to indicate conductor insulation color. The GFCI receptacle in the Powder Room is not shown in the diagram because it is connected to a separate circuit, B21.arrow_forward
- You are asked to replace an ungrounded receptacle (two wire) and there is not a source of ground available. 1. It is permissible to replace the receptacle with a GFCI receptacle? 2. If so, how must the receptacle plate be marked. Be sure and cite code references.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_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
- When calculating a dwelling lighting load on the "volt-ampere per ft" basis, the receptacle load used for floor lamps, table lamps, and so forth arearrow_forwardThe NEC requires what type of unique protection for all 120-volt, 15- and 20-ampere branch-circuit outlets in bedrooms of residential homes? In which section of the NEC is this requirement found? _____________________arrow_forward
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