Residential Wireman Electrical Exam -
Larry Bobo With complete solution |
Latest 2024/25 RATED A+
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 - 4
The continuity of the grounded conductor shall depend on a busbar or __ only.
Continuity, Grounded conductors
200.12 - 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) - 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) - 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 - 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 - 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) - 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 - 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) - 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) - 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) - 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.
Dimmers, Switch
404.14(E) - True
In what areas of a dwelling shall 125-volt, single phase, 15 and 20 ampere outlets not
be required to be protected by an arc-fault circuit interupter? Dwellings, Arc-fault circuit-
interrupter protection, 210.12(A) 210.12(A) - Hallways
A ground ring encircling the building or structure, in direct contact with the earth, shall
consist of at least 20 feet of bare copper conductor NOT smaller than __ AWG.
Ground ring
250.52(A)(4) - 2
The minimum size copper equipment grounding conductor required for a 15-ampere
branch circuit installed in rigid metal conduit that supplies a swimming pool pump motor
is __ AWG.
Swimming pools, fountains, and similar installations, 680.21(A)(1) - 12
The maximum allowable ampacity of 18 AWG fixture wire is _ amperes.
