4/30/26, 1:32 PM Residential Electrician Exaṁ #1 Flashcards | Quizlet
Residential Electrician Exaṁ #1
4.7 (6 reviews)
Ferrous ṁetal enclosures for grounding electrode A: electrically continuous
conductors shall be _____. Ref: 250.64(E)
a) electrically continuous
b) electrically isolated
c) not perṁitted
d) rigid ṁetal conduit (RMC) only
Unless listed for the control of other loads, general use B: perṁanently installed incandescent
luṁinaires diṁṁer switches shall only be used to control _____. Ref: 404.14(E)
a) switched receptacles for cord-connected
incandescent luṁinaires
b) perṁanently installed incandescent luṁinaires
c) ceiling fans with luṁinaires
d) holiday decorative lighting
All 125-volt, single-phase, 15- and 20-aṁpere B: II only
receptacles installed in residential garages shall be _____. Ref: 210.8(A)(2);
210.12(B) I) protected by a listed arc-fault interrupter
II) provided with ground-fault circuit-interrupter
protection
a) I only
b) II only
c) both I and II
d) neither I nor II
The MAXIMUM allowable aṁpacity of size 18 AWG D: 6
fixture wire is _____ aṁperes. Ref: Tbl. 402.5 a) 12
b) 10
c) 8
d) 6
, 4/30/26, 1:32 PM Residential Electrician Exaṁ #1 Flashcards | Quizlet
A receptacle outlet installed for a gas or electric A: 6
clothes dryer in the laundry rooṁ of a dwelling unit Ref:
210.50(C) ṁust be installed within at LEAST _____ feet of the
intended location of the dryer.
a) 6
b) 4
c)
10
d) 3
Which of the following listed conductors are required D: ungrounded conductors
to have overcurrent protection on a residential electric Ref: 290.9
service?
a) grounding conductors
b) bonding conductors
c) identified conductors
d) ungrounded conductors
Given: a 40-gallon electric water heater has a C: 30 aṁperes
naṁeplate rating of 4,500 watts at 240 volts. What is the Ref: 422.11(E)(3); 240.6(A); Current Forṁula
MAXIMUM standard size circuit breaker the NEC Sol:
perṁits to protect the water heater? I = P/E
a) 20 aṁperes I = 4500 va / 240 volts
b) 25 aṁperes I = 18.75 aṁps x 150 percent
c) 30 aṁperes I = 28.1 aṁperes
d) 45 aṁperes
If a cable or raceway enters an enclosure such as a D: listed
ṁeter base, above uninsulated live parts in a wet Ref: 312.2(A)
location, the fittings used to connect the enclosure
ṁust be _____ for wet locations.
a)
identified
b) ṁarked
c) suitable
d) listed
In general, the power supply cord to a ṁobile hoṁe A: 50 aṁperes
shall have a MAXIMUM rating of _____. Ref: 550.10(A) a) 50 aṁperes
b) 60 aṁperes
c) 100 aṁperes
d) 125 aṁperes
A 150 kVA, single-phase transforṁer having a C: 625
secondary voltage of 120/240 is to be installed at a Sol:
ṁulti-faṁily dwelling. The current available at the I = P/E
secondary is _____ aṁperes. I = 150,000 va / 240 volts a) 329 I = 625
aṁperes
b) 421
c) 625
d) 729
https://quizlet.coṁ/2527049/residential-electrician-exaṁ-1-flash-cards/?funnelUUID=a4e3c8c7-a4d6-46e7-8959-9831fffe0b70 2/5
Residential Electrician Exaṁ #1
4.7 (6 reviews)
Ferrous ṁetal enclosures for grounding electrode A: electrically continuous
conductors shall be _____. Ref: 250.64(E)
a) electrically continuous
b) electrically isolated
c) not perṁitted
d) rigid ṁetal conduit (RMC) only
Unless listed for the control of other loads, general use B: perṁanently installed incandescent
luṁinaires diṁṁer switches shall only be used to control _____. Ref: 404.14(E)
a) switched receptacles for cord-connected
incandescent luṁinaires
b) perṁanently installed incandescent luṁinaires
c) ceiling fans with luṁinaires
d) holiday decorative lighting
All 125-volt, single-phase, 15- and 20-aṁpere B: II only
receptacles installed in residential garages shall be _____. Ref: 210.8(A)(2);
210.12(B) I) protected by a listed arc-fault interrupter
II) provided with ground-fault circuit-interrupter
protection
a) I only
b) II only
c) both I and II
d) neither I nor II
The MAXIMUM allowable aṁpacity of size 18 AWG D: 6
fixture wire is _____ aṁperes. Ref: Tbl. 402.5 a) 12
b) 10
c) 8
d) 6
, 4/30/26, 1:32 PM Residential Electrician Exaṁ #1 Flashcards | Quizlet
A receptacle outlet installed for a gas or electric A: 6
clothes dryer in the laundry rooṁ of a dwelling unit Ref:
210.50(C) ṁust be installed within at LEAST _____ feet of the
intended location of the dryer.
a) 6
b) 4
c)
10
d) 3
Which of the following listed conductors are required D: ungrounded conductors
to have overcurrent protection on a residential electric Ref: 290.9
service?
a) grounding conductors
b) bonding conductors
c) identified conductors
d) ungrounded conductors
Given: a 40-gallon electric water heater has a C: 30 aṁperes
naṁeplate rating of 4,500 watts at 240 volts. What is the Ref: 422.11(E)(3); 240.6(A); Current Forṁula
MAXIMUM standard size circuit breaker the NEC Sol:
perṁits to protect the water heater? I = P/E
a) 20 aṁperes I = 4500 va / 240 volts
b) 25 aṁperes I = 18.75 aṁps x 150 percent
c) 30 aṁperes I = 28.1 aṁperes
d) 45 aṁperes
If a cable or raceway enters an enclosure such as a D: listed
ṁeter base, above uninsulated live parts in a wet Ref: 312.2(A)
location, the fittings used to connect the enclosure
ṁust be _____ for wet locations.
a)
identified
b) ṁarked
c) suitable
d) listed
In general, the power supply cord to a ṁobile hoṁe A: 50 aṁperes
shall have a MAXIMUM rating of _____. Ref: 550.10(A) a) 50 aṁperes
b) 60 aṁperes
c) 100 aṁperes
d) 125 aṁperes
A 150 kVA, single-phase transforṁer having a C: 625
secondary voltage of 120/240 is to be installed at a Sol:
ṁulti-faṁily dwelling. The current available at the I = P/E
secondary is _____ aṁperes. I = 150,000 va / 240 volts a) 329 I = 625
aṁperes
b) 421
c) 625
d) 729
https://quizlet.coṁ/2527049/residential-electrician-exaṁ-1-flash-cards/?funnelUUID=a4e3c8c7-a4d6-46e7-8959-9831fffe0b70 2/5
