Electrical Wiring: Residental - With Plans (Paperback) Package
18th Edition
ISBN: 9781305416376
Author: MULLIN
Publisher: Cengage
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Chapter 6, Problem 12R
To determine
Find the two types of receptacles that are permitted to replace a defective receptacle in an older home where no equipment grounding means exists in the box.
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QUESTION 8
Enclosures that are not over 100 cubic inches in size and which have two conduits supported within three feet on either side of the enclosure and the enclosure does not contain devices or support fixtures shall not be required to have the enclosure supported if the conduits are _____.
a
installed with locknuts inside and outside enclosure
b
shoulders of fittings outside and locknuts inside the box
c
rigid nonmetallic conduits
d
threaded into hubs identified for the purpose
If a recessed luminary without an integral junction boxes installed what extra wiring must be provided
QUESTION 9
When a ground wire is connected to an interior gas piping system and the underground portion of the gas pipe into the building is plastic, which of the following is (or are) true?
a
A.This would be approved by code as the gas pipe is only being bonded to the electrical system.
b
B.This installation would be approved by code, as the gas pipe is not a grounding electrode.
c
C.Both A and B
d
D.Neither A nor B
Chapter 6 Solutions
Electrical Wiring: Residental - With Plans (Paperback) Package
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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- A device used in kitchen serving hotels dining rooms club houses and restaurants is__________. a.) Grease basin b.) Yard basin c.) Garage basin d.) Oil catch basinarrow_forward13. If an equipment bonding jumper is run external to a raceway, it must be less than _______ feet.A. 6B. 2C. 4D. 5arrow_forwardWhat is the Code requirement for receptacles connected to circuits of different voltages and installed in one building?_____________________arrow_forward
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- Question 17 The electrode and circuit must provide a flow path to the earth with less than of resistance. 5 10 25 30 Question 18 A(n) is a permanent conductor placed across a water meter to provide a continuous flow path for ground current. shunt bare conductor electrode bonding conductorarrow_forwardAn open in one of the heated rear window grid elements can be repaired by ______. a. pealing the heat grid off the glass with a heat gun and installing a new grid element b. applying a thin strip of a repair compound to the damaged area c. bridging the damaged area with rosin core solder d. replacing the window glassarrow_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
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