EBK ELECTRICAL WIRING RESIDENTIAL
19th Edition
ISBN: 9781337516549
Author: Simmons
Publisher: CENGAGE LEARNING - CONSIGNMENT
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Chapter 29, Problem 9R
On what basis is the neutral conductor of a service entrance determined? _____
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QUESTION 25
Type TC cable shall not be _____.
a.
installed where it will be exposed to physical damage
b.
all of these
c.
installed outside of a race-way or cable tray system, unless permitted in 336.10(4), 336.10(7), 336.10(9), and 336.10(10)
d.
used where exposed to direct rays of the sun, unless identified as sunlight resistant
5. If a separate, wire-type equipment grounding conductor (EGC) is used for any reason, the EGC of a grounding-type receptacle must be connected to which of the following?A. The grounding terminal bar outside the service equipment enclosure in a grounded systemB. An EGC that's part of another branch circuit that originates from where the branch circuit for the receptacle originatesC. Any accessible point on the grounding electrode conductorD. The service conductor outside the service equipment enclosure in an ungrounded system
what section of the code prohibits supporting telephone wires from raceways that contain light or power conductors.
Chapter 29 Solutions
EBK ELECTRICAL WIRING RESIDENTIAL
Ch. 29 - Prob. 1RCh. 29 - a. What is the unit load per ft2 for the general...Ch. 29 - a. What is the ampere rating of the circuits that...Ch. 29 - Why is the air-conditioning load for this...Ch. 29 - What demand factor may be applied when four or...Ch. 29 - What load may be used for an electric range rated...Ch. 29 - What is the calculated load for an electric range...Ch. 29 - What is the calculated load when fixed electric...Ch. 29 - On what basis is the neutral conductor of a...Ch. 29 - Why is it permissible to omit an electric space...
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- Complete the wiring diagram for the Recreation Room. Follow the suggested cable layout. Use colored pencils or pens to identify the various colors of the conductor insulation.arrow_forwardConstruction sites can be dangerous because of the manner in which extension cords, portable electrical tools, and other electrical equipment are used and abused. To reduce this hazard, 590.6(A) of the NEC requires that all 125-volt, single-phase, 15-, 20-, and 30-ampere receptacle outlets used for temporary wiring during construction must be _________________ protected.arrow_forwardRefer to the specifications in the back of this text following Chapter 33. a. What electrical codes must be conformed to? ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ b. What is the wiring method to be used in the workshop? ________________________________________________________________________ c. What size conductors are to be used for the lighting branch circuits? ______________________ AWG the small-appliance branch circuits? ______________________ AWG d. What section of the specifications tells us the size of the service entrance to be installed for this residence?arrow_forward
- How many circuit wires enter the entry ceiling box? How many equipment grounding conductors enter the entry ceiling box?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_forwardIf you use 600-volt rated conductors for Class 2 wiring, does the Code permit pulling these conductors through the same raceway as the power conductors? (Yes) (No) (Circle the correct answer.) Give the NEC section number. ____________arrow_forward
- 16. The _______ point is where the facilities of the serving utility and the premises wiring connect.A. groundedB. neutralC. serviceD. bondingarrow_forwardHow are the telephone cables concealed in this residence? ______arrow_forwardsingle-pole portable cable connectors for a portable switchboard on stage, where used, shall be listed and _____arrow_forward
- In the conduit layout shown in picture attached, determine how many wires are contained in each conduit between each piece of equipment. Identify each wire with a proper terminal marking, as shown in the example, above the disconnect switch.arrow_forwarduse a conventional 12 volt test light to diagnose components and wires in a computer system . True or Falsearrow_forwarda. The service head must be located (above) (below) the point where the service-drop conductors are spliced to the service-entrance conductors. (Circle the correct answer.) b. What Code section provides the answer to part (a)? ___________________arrow_forward
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