Residential Wireman Electrical Exam- Larry Bobo Questions
And Answers 202 5/2026
The minimum size equipment grounding conductor for a 100 ampere, 120/240
volt single phase underground dwelling feeder whose ungrounded conductors
have been increased in size from 3 AWG copper to 1 AWG copper is __ AWG
copper
Ampacities, Grounding
250.122(B) Table 250.122 Table 8 Ch 9 - CORRECT ANSWER-4
The continuity of the grounded conductor shall depend on a busbar or __ only.
Continuity, Grounded conductors
200.12 - CORRECT ANSWER-wire.
Each multi-wire branch circuit shall be provided with a means that will ____
disconnect all ungrounded conductors at the point where the branch circuit
originates.
Disconnecting means, Branch circuits, multiwire 210.4(B) - CORRECT ANSWER-
Simultaneously
,Balconies, decks, and porches that are accessible from the inside of the dwelling
unit shall have at least one receptacle not more than __ ft. above the balcony,
deck, or porch surface.
Balconies, outdoor, receptacles for,
210.52(E)(3) - CORRECT ANSWER-6 1/2
Where it is impracticable to locate the service head above the point of
attachment, the service head location shall be permitted not farther than ___
inches from the point of attachment.
Service drops, Connections, service head
230.54 (C) Exception - CORRECT ANSWER-24
True/False: One of the means by which grounding conductors and bonding
jumpers shall NOT be connected by is machine screw type fasteners.
Connection of Grounding and Bonding Equipment 250.8 - CORRECT ANSWER-False
Cables with entirely nonmetallic sheaths are permitted to enter the top of a
surface-mounted enclosure through one or more nonflexible raceways not less
than 450 mm (18 in.) and not more than __ feet in length
Cabinets, Cutout Boxes, and Meter Socket Enclosures. 312.5(C) - CORRECT
ANSWER-10
The maximum allowable overcurrent protection for four 14/2 NM cables installed
in contact with thermal insulation without maintaining spacing between cables is:
, Nonmetallic-sheathed cable, Insulation, Ampacity,
334.112, 334.80 - CORRECT ANSWER-15
What kind of protection is required for an outdoor receptacle located under the
soffit of a dwelling for holiday lighting?
Ground-fault circuit interrupters, Outdoors, dwelling units,
210.8(A)(3) - CORRECT ANSWER-GFCI
The minimum rating for a service disconnecting means for a building, other than a
single family dwelling, consisting of three 2 wire circuits shall be__ amperes.
Service equipment, Rating,
230.79(D) - CORRECT ANSWER-60
Where ungrounded conductors are increased in size, equipment grounding
conductors shall be increased in size ___.
Grounding conductors, 250-III, Sizes, 250.122 250.122(B) - CORRECT ANSWER-
proportionately
True/ False: Unless listed for the control of other loads, general use dimmer
switches, shall only be used to control permanently installed incandescent
luminaires.
And Answers 202 5/2026
The minimum size equipment grounding conductor for a 100 ampere, 120/240
volt single phase underground dwelling feeder whose ungrounded conductors
have been increased in size from 3 AWG copper to 1 AWG copper is __ AWG
copper
Ampacities, Grounding
250.122(B) Table 250.122 Table 8 Ch 9 - CORRECT ANSWER-4
The continuity of the grounded conductor shall depend on a busbar or __ only.
Continuity, Grounded conductors
200.12 - CORRECT ANSWER-wire.
Each multi-wire branch circuit shall be provided with a means that will ____
disconnect all ungrounded conductors at the point where the branch circuit
originates.
Disconnecting means, Branch circuits, multiwire 210.4(B) - CORRECT ANSWER-
Simultaneously
,Balconies, decks, and porches that are accessible from the inside of the dwelling
unit shall have at least one receptacle not more than __ ft. above the balcony,
deck, or porch surface.
Balconies, outdoor, receptacles for,
210.52(E)(3) - CORRECT ANSWER-6 1/2
Where it is impracticable to locate the service head above the point of
attachment, the service head location shall be permitted not farther than ___
inches from the point of attachment.
Service drops, Connections, service head
230.54 (C) Exception - CORRECT ANSWER-24
True/False: One of the means by which grounding conductors and bonding
jumpers shall NOT be connected by is machine screw type fasteners.
Connection of Grounding and Bonding Equipment 250.8 - CORRECT ANSWER-False
Cables with entirely nonmetallic sheaths are permitted to enter the top of a
surface-mounted enclosure through one or more nonflexible raceways not less
than 450 mm (18 in.) and not more than __ feet in length
Cabinets, Cutout Boxes, and Meter Socket Enclosures. 312.5(C) - CORRECT
ANSWER-10
The maximum allowable overcurrent protection for four 14/2 NM cables installed
in contact with thermal insulation without maintaining spacing between cables is:
, Nonmetallic-sheathed cable, Insulation, Ampacity,
334.112, 334.80 - CORRECT ANSWER-15
What kind of protection is required for an outdoor receptacle located under the
soffit of a dwelling for holiday lighting?
Ground-fault circuit interrupters, Outdoors, dwelling units,
210.8(A)(3) - CORRECT ANSWER-GFCI
The minimum rating for a service disconnecting means for a building, other than a
single family dwelling, consisting of three 2 wire circuits shall be__ amperes.
Service equipment, Rating,
230.79(D) - CORRECT ANSWER-60
Where ungrounded conductors are increased in size, equipment grounding
conductors shall be increased in size ___.
Grounding conductors, 250-III, Sizes, 250.122 250.122(B) - CORRECT ANSWER-
proportionately
True/ False: Unless listed for the control of other loads, general use dimmer
switches, shall only be used to control permanently installed incandescent
luminaires.
