EBK ELECTRICAL WIRING RESIDENTIAL
19th Edition
ISBN: 9781337516549
Author: Simmons
Publisher: CENGAGE LEARNING - CONSIGNMENT
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Textbook Question
Chapter 8, Problem 19R
How many 14 AWG conductors are permitted in a device box that measures 3 in. × 2 in. × 2¾ in.? ___________________
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___________ is an Area on a device characteristic where the ratio between applied voltage and resulting current is constant.
Which of the following statements about equipment grounding conductors (EGCS) is true?
A. The National Electrical Code permits the EGC to also perform as a grounding electrode conductor.
B. More than one EGC must be used if multiple circuits are installed in a single raceway, cable, or cable tray.
C. No current should be present in the EGC during normal operation.
D. EGCs are required to be decreased in size to address voltage drop.
QUESTION 5
A duplex receptacle is installed on a 4-inch square raised metal cover and mounted on a 4-inch square metal box.If the grounding terminal of the receptacle is connected to the grounded metal box, which of the following requirements would also apply to the installation of the duplex receptacle?
a
It must be secured by at least two screws.
b
The single 6/32 screw holding it in the cover must be tight.
c
It must be secured directly to the 4 inch square box.
d
It is not permitted to be installed in raised covers.
Chapter 8 Solutions
EBK ELECTRICAL WIRING RESIDENTIAL
Ch. 8 - Prob. 1RCh. 8 - Prob. 2RCh. 8 - A good rule to follow is to never load a circuit...Ch. 8 - Prob. 4RCh. 8 - For residential wiring, not less than one...Ch. 8 - For this residence, what are the estimated...Ch. 8 - a. What is the ampere rating of circuit A16?...Ch. 8 - The NEC requires what type of unique protection...Ch. 8 - Prob. 9RCh. 8 - Prob. 10R
Ch. 8 - Prob. 11RCh. 8 - Prob. 12RCh. 8 - Is the switched portion of an outlet mounted...Ch. 8 - The following problems pertain to luminaires in...Ch. 8 - How many switches are in the bedroom circuit, what...Ch. 8 - The following is a layout of the lighting circuit...Ch. 8 - Prob. 17RCh. 8 - The Code uses the terms watts, volt-amperes, kW,...Ch. 8 - How many 14 AWG conductors are permitted in a...Ch. 8 - A 4 in. 1 in. octagon box has one cable clamp and...
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