JOURNEYMAN ELECTRICIAN 2026 QUESTIONS AND
ANSWERS SET A+
✔✔Where size 14 AWG branch-circuit conductors protected by a 15-ampere rated
circuit breaker supplies three (3) 20-ampere rated duplex receptacles, this branch circuit
_____ . - ✔✔is not in compliance with the NEC because the receptacles have a 20-
ampere rating
✔✔What is the MAXIMUM number of times a grounding electrode conductor is
permitted to be spliced by use of listed split-bolt connectors? - ✔✔none
✔✔Given: A metal junction box has a volume of 27 cubic inches and contains a total of
six (6) size 12 AWG conductors, no grounding conductors, devices or fittings are
contained in the box. Additional wires of size 10 AWG need to be added in the box.
What is the MAXIMUM number of size 10 AWG conductors may be added to this box? -
✔✔five
✔✔For enclosing a mobile home supply cord, what is the MAXIMUM trade size conduit
permitted between the branch circuit panelboard of a mobile home and the underside of
a mobile home floor? - ✔✔1 1/4 in.
✔✔Which of the following wiring methods is/are approved for use for fixed wiring in an
area above Class I locations in a commercial garage? - ✔✔All of the above
✔✔Outside open conductors of not over 1000 volts shall have a clearance of NOT less
than _____ from signs, chimneys, and television antennas. - ✔✔3 feet
✔✔Branch-circuit conductors supplying a fixed storage-type electric water heater with a
capacity of 120 gallons or less, shall have an ampacity of NOT less than _____ of the
full-load current of the water heater. - ✔✔125 percent
, ✔✔Household-type appliances with surface heating elements having a MAXIMUM
demand of more than _____ shall have its power supply subdivided into two (2) or more
circuits. - ✔✔60 amperes
✔✔When driving a ground rod and solid rock is encountered, the ground rod is
permitted to be buried in a trench at LEAST _____ deep. - ✔✔30 inches
✔✔When conductors are installed in a conduit or tubing nipple of _____ or less in
length, the ampacity adjustment factors for more than three (3) current-carrying
conductors in the raceway are not required to be applied. - ✔✔24 inches
✔✔ For other than one-and two-family dwellings, when building a new electrical service,
at least one (1) 125-volt, single-phase, 15- or 20-ampere-rated receptacle outlet shall be
located within at LEAST _____ of the electrical service equipment? - ✔✔50 feet
✔✔The ampacity of a conductor is defined by the NEC to be the maximum current, in
amperes, a conductor can carry continuously under the conditions of use without
exceeding ______? - ✔✔it's temperature rating
✔✔Disconnect switch enclosure installed in a Class II, Division 2 location shall be listed
as _____? - ✔✔dusttight
✔✔The interior of enclosures or raceways installed underground shall be considered as
a _____ location? - ✔✔dry
✔✔Determine the MAXIMUM allowable current-carrying capacity of four (4) size 1/0
AWG THW copper current-carrying conductors installed in a common raceway with an
ambient temperature of 86 degrees F? - ✔✔120 amperes
✔✔The NEC defines a continuous load to be a load where the maximum current on the
circuit is expected to continue for at LEAST____ hours or more? - ✔✔three
✔✔The service disconnecting means for each electrical service shall consist of NOT
more than _____ switches or circuit breakers, mounted in a single enclosure or in a
group of separate enclosures. - ✔✔six
✔✔Given: You have determined a conductor has a computed allowable ampacity of 75
amperes. What is the MAXIMUM standard ampere rating of the overcurrent protection
device the NEC® permits to protect this circuit where this is not a motor circuit or part of
a multioutlet branch circuit supplying more than one receptacle? - ✔✔80 amperes
✔✔A 208-volt, 3-phase, 50 hp, squirrel-cage, continuous-duty, ac motor has a full-load
running current rating of _____? - ✔✔143 amperes
ANSWERS SET A+
✔✔Where size 14 AWG branch-circuit conductors protected by a 15-ampere rated
circuit breaker supplies three (3) 20-ampere rated duplex receptacles, this branch circuit
_____ . - ✔✔is not in compliance with the NEC because the receptacles have a 20-
ampere rating
✔✔What is the MAXIMUM number of times a grounding electrode conductor is
permitted to be spliced by use of listed split-bolt connectors? - ✔✔none
✔✔Given: A metal junction box has a volume of 27 cubic inches and contains a total of
six (6) size 12 AWG conductors, no grounding conductors, devices or fittings are
contained in the box. Additional wires of size 10 AWG need to be added in the box.
What is the MAXIMUM number of size 10 AWG conductors may be added to this box? -
✔✔five
✔✔For enclosing a mobile home supply cord, what is the MAXIMUM trade size conduit
permitted between the branch circuit panelboard of a mobile home and the underside of
a mobile home floor? - ✔✔1 1/4 in.
✔✔Which of the following wiring methods is/are approved for use for fixed wiring in an
area above Class I locations in a commercial garage? - ✔✔All of the above
✔✔Outside open conductors of not over 1000 volts shall have a clearance of NOT less
than _____ from signs, chimneys, and television antennas. - ✔✔3 feet
✔✔Branch-circuit conductors supplying a fixed storage-type electric water heater with a
capacity of 120 gallons or less, shall have an ampacity of NOT less than _____ of the
full-load current of the water heater. - ✔✔125 percent
, ✔✔Household-type appliances with surface heating elements having a MAXIMUM
demand of more than _____ shall have its power supply subdivided into two (2) or more
circuits. - ✔✔60 amperes
✔✔When driving a ground rod and solid rock is encountered, the ground rod is
permitted to be buried in a trench at LEAST _____ deep. - ✔✔30 inches
✔✔When conductors are installed in a conduit or tubing nipple of _____ or less in
length, the ampacity adjustment factors for more than three (3) current-carrying
conductors in the raceway are not required to be applied. - ✔✔24 inches
✔✔ For other than one-and two-family dwellings, when building a new electrical service,
at least one (1) 125-volt, single-phase, 15- or 20-ampere-rated receptacle outlet shall be
located within at LEAST _____ of the electrical service equipment? - ✔✔50 feet
✔✔The ampacity of a conductor is defined by the NEC to be the maximum current, in
amperes, a conductor can carry continuously under the conditions of use without
exceeding ______? - ✔✔it's temperature rating
✔✔Disconnect switch enclosure installed in a Class II, Division 2 location shall be listed
as _____? - ✔✔dusttight
✔✔The interior of enclosures or raceways installed underground shall be considered as
a _____ location? - ✔✔dry
✔✔Determine the MAXIMUM allowable current-carrying capacity of four (4) size 1/0
AWG THW copper current-carrying conductors installed in a common raceway with an
ambient temperature of 86 degrees F? - ✔✔120 amperes
✔✔The NEC defines a continuous load to be a load where the maximum current on the
circuit is expected to continue for at LEAST____ hours or more? - ✔✔three
✔✔The service disconnecting means for each electrical service shall consist of NOT
more than _____ switches or circuit breakers, mounted in a single enclosure or in a
group of separate enclosures. - ✔✔six
✔✔Given: You have determined a conductor has a computed allowable ampacity of 75
amperes. What is the MAXIMUM standard ampere rating of the overcurrent protection
device the NEC® permits to protect this circuit where this is not a motor circuit or part of
a multioutlet branch circuit supplying more than one receptacle? - ✔✔80 amperes
✔✔A 208-volt, 3-phase, 50 hp, squirrel-cage, continuous-duty, ac motor has a full-load
running current rating of _____? - ✔✔143 amperes
