EBK ELECTRICAL WIRING RESIDENTIAL
19th Edition
ISBN: 9781337516549
Author: Simmons
Publisher: CENGAGE LEARNING - CONSIGNMENT
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Textbook Question
Chapter 16, Problem 14R
What section of the Code prohibits embedding Type UF cable in concrete? __________
_____________
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a.2. Which of the following statements about grounding electrode conductors is true?A. They restrict the ground connection.B. They eliminate potential differences between conductive objects and the Earth electrode.C. They facilitate operation of overcurrent protective devices.D. They perform bonding between the Earth and grounded conductors.a.3. Main bonding jumpers are required to be made of _______ or other corrosion-resistant material.A. brassB. aluminumC. copperD. copper-clad aluminum
Equipment Grounding
13. A metal elbow is a part of a nonmetallic, underground raceway. The elbow won't need to be grounded as long as it's encased in at least _______ inches of concrete.
A. 4 B. 5 C. 2 D. 6
13 A. Which of the following can be in the form of a wire and is required to be installed with feeders and branch circuits?
A. Phased neutral conductorB. Equipment grounding conductor C. Grounded neutral conductorD. Grounding electrode conductor
6. 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 service-entrance conductor to asingle raceway.D. Metal water piping systems have one set of rules in the National Electrical Code.
Chapter 16 Solutions
EBK ELECTRICAL WIRING RESIDENTIAL
Ch. 16 - Prob. 1RCh. 16 - What are the circuit ratings? __________________Ch. 16 - Prob. 3RCh. 16 - Prob. 4RCh. 16 - Prob. 5RCh. 16 - a. How many lights are recommended for a one-car...Ch. 16 - From how many points in the garage of this...Ch. 16 - GFCI breakers or GFCI receptacles are relatively...Ch. 16 - The total estimated volt-ampere load of the garage...Ch. 16 - Prob. 10R
Ch. 16 - Prob. 11RCh. 16 - Prob. 12RCh. 16 - In the spaces provided, fill in the cover (depth)...Ch. 16 - What section of the Code prohibits embedding Type...Ch. 16 - Prob. 15RCh. 16 - When a box-cover unit is installed for an overhead...Ch. 16 - When outdoor receptacles are installed where a...Ch. 16 - In order to wire a post light, a homeowner...Ch. 16 - What concerns are there when installing a...
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- A(n) _________ is a reliable conductor used to ensure the required electrical conductivity between metal parts required to be electrically connected. a) Equipment bonding jumper b) Bonding conductor of jumper c) Main bonding jumper d) Equipment grounding conductorarrow_forwarda system or circuit conductor (one that carries current), that is intentially grounded is referred to as _____arrow_forward___________ is an Area on a device characteristic where the ratio between applied voltage and resulting current is constant.arrow_forward
- L1. Boxes are classified by type, construction, andA. installation location.B. luminaire support capability.C. number of knockouts.D. power rating L2. Which of the following devices must be placed at each end of an armored cable to prevent damage tothe conductors?A. An insulating sliderB. An insertion couplingC. An antishort bushingD. A metal loop fitting L3. Which of the following is the maximum cross-sectional conductor fill area for underfloor raceways?A. 50%B. 60%C. 40%D. 30%arrow_forward7.A. Ferrous metal raceways or enclosures are made with _______ content.A. steel or brassB. aluminum or ironC. brass or aluminumD. iron or steel7.B. The size of a grounding electrode conductor for a service or separately derived system is generally basedon the size of the largestA. ungrounded supply conductor.B. equipment grounding conductor.C. grounded electrode.D. bonding jumper.7.C. Which of the following statements about bonding is true?A. The joint or termination must offer opposition in the circuit for effective electrical connections.B. Effective bonding keeps impedance high if a fault should occur.C. The entire electrical safety circuit is only as good as its strongest bonded link.D. Bonding connections must endure high levels of fault current until overcurrent protective devices can operate.arrow_forwardService-lateral conductors are required to be insulated except for the grounded neutral conductor when it is___. A. Bare copper used in a raceway B. Bare copper & part of a cable assembly that is identified for ground use C. copper-clad Aluminum D. A or Barrow_forward
- _______ connectors are intended for use only with cable employing corrugated copper tube. A. Aluminum C. Bronz B. Metal-clad D. Steelarrow_forwardWhen connecting a multiwire (3-wire) circuit to a single phase panel, one ungrounded conductor must be connected to the ____ phase and the other ungrounded conductor must be connected to the ____ phase. Select one: a. A, A b. B, B c. A, B d. doesn’t matterarrow_forwardPractically it is possible the _______________ cables pass through on poles along with high voltage power cables.arrow_forward
- As permitted, installing cables of entirely nonmetallic sheaths into the top of a surface-mounted enclosure through one or more nonflexible raceways, the raceways shall be not less than ________ and not more than __________ in length, provided they meet all of the following conditions: Nonmetallic-sheathed cable secured within __________ in. from where it emerges from the raceway. The raceway comes out of the top of the enclosure and making sure it does not penetrate a ___________ . A fitting is needed at each end of the raceway, and it must remain accessible after the install in order to protect against _____________. Raceways must be _____________ or ___________ to prevent access into the enclosure through the raceway. The cable sheath must be ____________ and extend into the enclosure at least a _____________ in. The raceway must be _____________. When cable(s) are installed in raceways as mentioned above, what NEC Table and Chapter provide guidance on the cable fill require- ments…arrow_forward1.a. Which of the following is suitable as an equipment grounding conductor so long as it does so under morerestrictive conditions?A. Electrical metallic tubingB. Flexible metal conduitC. Rigid metal conduitD. Armored cable1.b. When rigid or intermediate metal conduit is installed in a hazardous location, it must be engaged by_______ threads into each connection.A. 4B. 3C. 2D. 5arrow_forward6. Ferrous metal raceways or enclosures are made with _______ content.A. brass or aluminumB. steel or brassC. aluminum or ironD. iron or steelarrow_forward
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