EBK ELECTRICAL WIRING RESIDENTIAL
19th Edition
ISBN: 9781337516549
Author: Simmons
Publisher: CENGAGE LEARNING - CONSIGNMENT
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Chapter 4, Problem 18R
To determine
Mention the required protection that must be provided when a cable is installed in a notched stud or joist with a distance less than
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In both exposed and concealed locations, where a cable wiring method is installed parallel to framing members, such as joists, rafters, or studs the cable or raceway shall be installed and supported so that the nearest outside surface of the cable or raceway is not less than ______ from the nearest edge of the framing member.
Select one:
a. 1/2 inch
b. 3/4 inch
c. 1 inch
d. 1 1/4 inch
In both exposed and concealed locations, where a cable or raceway-type wiring method is installed through bored holes in joist, rafters, or wood members, holes shall be bored so that the edge of the hole is not less than ____ in. from the nearest edge of the wood member.
Select one:
A. 1/16
B. 1.6MM
C. 1
D. 1 1/4
Table 314.16(A) of the Code shows the maximum number of conductors permitted in a given size box. In addition to counting the number of conductors that will be in the box, what is the additional volume that must be provided for one or more internal cable clamps?
Chapter 4 Solutions
EBK ELECTRICAL WIRING RESIDENTIAL
Ch. 4 - The largest size solid conductor generally...Ch. 4 - What is the minimum branch-circuit wire size that...Ch. 4 - What exceptions, if any, are there to the answer...Ch. 4 - What determines the ampacity of a wire?Ch. 4 - What unit of measurement is used for the diameter...Ch. 4 - What unit of measurement is used for the...Ch. 4 - What is the voltage rating of the conductors in...Ch. 4 - Indicate the allowable ampacity of the following...Ch. 4 - Prob. 9RCh. 4 - What are the colors of the conductors in...
Ch. 4 - For nonmetallic-sheathed cable, may the...Ch. 4 - Prob. 12RCh. 4 - Under what condition may nonmetallic-sheathed...Ch. 4 - a. What is the maximum distance permitted between...Ch. 4 - Prob. 15RCh. 4 - Prob. 16RCh. 4 - Prob. 17RCh. 4 - Prob. 18RCh. 4 - Prob. 19RCh. 4 - Circle the correct answer to the following...Ch. 4 - When running Type NM cable through a bored hole in...Ch. 4 - Where is the main service-entrance panel located...Ch. 4 - Is it permitted to use flexible metal conduit over...Ch. 4 - Liquidtight flexible metal conduit may serve as a...Ch. 4 - It is permissible for an electrician to connect...Ch. 4 - Terminals of switches and receptacles marked...Ch. 4 - Wire connectors marked AL/CU are suitable for use...Ch. 4 - A wire connector bearing no marking or reference...Ch. 4 - When Type NM cable is run through a floor, it must...Ch. 4 - When nonmetallic-sheathed cables are bunched or...Ch. 4 - In diagrams A and B, nonmetallic-sheathed cable is...Ch. 4 - The marking on the outer jacket of a...Ch. 4 - A 120-volt branch circuit supplies a resistive...Ch. 4 - In problem 35, it is desired to keep the voltage...Ch. 4 - Prob. 37RCh. 4 - The allowable ampacity of a 4 AWG THHN from Table...Ch. 4 - If, because of some obstruction in a wall space,...Ch. 4 - The recessed fluorescent luminaires installed in...Ch. 4 - Prob. 41RCh. 4 - What size overcurrent device protects the...Ch. 4 - May the 20-ampere small-appliance branch circuits...Ch. 4 - A 30-ampere branch circuit is installed for an...Ch. 4 - In many areas, metal framing members are being...Ch. 4 - Are set screwtype connectors permitted to be used...Ch. 4 - Most armored cable today has 90C conductors. What...Ch. 4 - If you saw two different types of SE cables, how...Ch. 4 - Circle the correct answer defining the type of...
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- Type MI cable shall be supported securely at intervals not exceeding _____ ft by straps, staples, hangers, or similar fittings designed and installed so as not to damage the cable. Select one: A. 6 B. 8 C. NONE OF THE ABOVE D. 4arrow_forwardQUESTION 1 Where Type NM cables pass through cut or drilled slots or holes in metal members, the cable shall be protected by _____ which are installed in the opening prior to the installation of the cable and which securely cover all metal edges. a. plates b. listed grommets c. listed bushings d. a or barrow_forwardWhich of the following products are not suitable for bonding on the supply side of the service disconnecting means? a) Threaded hubs b) Bonding bushings with jumpers c) Standard locknuts d) Threadless connectors made up tightarrow_forward
- 4.A. If a bonding jumper is installed from a grounded metal box to a grounding-type receptacle, the length ofthe bonding jumper will be betweenA. 2 and 4 feet.B. 2 and 4 inches.C. 6 and 10 feet.D. 6 and 10 inches.4.B. Why isn't solder permitted to be relied on for grounding electrode connections?A. The solder increases the chances of a ground-fault event occurring.B. The heat from the solder weakens the connection and exposes it to physical damage.C. The use of solder doesn't meet the requirements for corrosive influences.D. The connection's integrity can be negatively affected by heat during a ground-fault event.4>c. Which of the following statements about bonding is true?A. The strike terminals of a lightning protection system must be bonded to the building or structure grounding electrode system.B. Bonding requirements on the supply side of the service disconnect are less restrictive.C. Wire-type supply-side bonding jumpers are usually short in length and installed from the…arrow_forwardWhere Type MI cable terminates, a seal shall be provided immediately after stripping to prevent the entrance of _____ into the insulation Select one: A. MOISTURE B. NONE OF THE ABOVE C. INSECTS D. ELECTRONSarrow_forward23. What Cable Color-Coding is typically used for the Earth Wire in the Sultanate of Oman? A. BLACK B. BLUE C. BROWN D. GREEN AND YELLOWarrow_forward
- what is the largest size conductor allowed to be used with a wirenutarrow_forward17. Four electricians are discussing the size of boxes that must be installed to allow for the required amountof fill. Electrician A says that to calculate the proper size needed, the sidewall pressure should be countedas an installation parameter. Electrician B says that to calculate the proper size needed, each cable clampshould be counted as one conductor. Electrician C says that all wire nuts and fittings should be counted asone conductor. Electrician A says that to calculate the proper size needed, the mechanical stresses duringinstallation are the same as those encountered while in service. Which of the following statements iscorrect?A. Electrician D is correct.B. Electrician B is correct.C. Electrician C is correct.D. Electrician A is correct.arrow_forwardHow many 14 AWG conductors are permitted in a device box that measures 3 in. 2 in. 2 in.? ___________________arrow_forward
- If the cable is laid in notches in the corner studs, what protection for the cable must be provided? ______________________________________________________________ _______________________________________________________________________arrow_forward16/ What Cable Color-Coding is typically used for the Earth Wire in the Sultanate of Oman? A. GREEN AND YELLOW B. BLUE C. BROWN D. BLACKarrow_forwardList down the different types of Cables.arrow_forward
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