Journeyman Electrician Questions With
Solutions 100% Solved
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
What is the MAXIMUM distance that a disconnect switch is permitted to be located from the
operator's station for a portable carnival ride? 6 feet
, Journeyman Electrician Questions With
Solutions 100% Solved
Determine the MINIMUM trade size electrical metallic tubing (EMT) required to enclose eight
(8) size 6 AWG copper conductors with THHW insulation, when installed in a 50 foot conduit
run? 1 1/4 in.
Where exceptions are not applicable, when a feeder supplies a continuous load of 240 amperes,
the overcurrent protection device protecting this circuit shall have a rating of at LEAST _____?
300 amperes
Liquidtight flexible metal conduit (LFMC) shall be securely fastened WITHIN _____ of each
box or other conduit termination? 12 inches
Where a pull box to be installed will contain conductors of size 4 AWG and larger, and a straight
pull of the conductors is to be made, the length of the box shall NOT be less than ____times the
trade diameter of the largest conduit entering the box. eight
Conduit nipples not over 24 inches in length may be filled to a MAXIMUM of _____ of their
cross-sectional area. 60 percent
, Journeyman Electrician Questions With
Solutions 100% Solved
Determine the MAXIMUM number of size 14 AWG THHN conductors permitted to be installed
in a trade size 3/8 in. flexible metal conduit (FMC) that contains a bare size 14 AWG grounding
conductor, when the FMC has external fittings. four
Which one of the following listed conduits does the NEC® permit to enclose conductors
supplying wet-niche underwater pool luminaires? Schedule 40 rigid polyvinyl chloride
conduit (PVC)
Underground wiring is not permitted under a permanently installed swimming pool or within
_____ of the pool, unless the wiring is supplying the associated pool equipment. 5 feet
Which of the following listed types of batteries is NOT permitted for use as a source of power
for emergency systems? automotive
In regard to electric space heating equipment, heating cables shall be furnished complete with
factory-assembled nonheating leads at LEAST _____ in length. 7 feet
In guest rooms of hotels, motels, and sleeping rooms of dorms a MINIMUM of _____ general
purpose receptacles installed in the room is/are required to be readily accessible. two
Solutions 100% Solved
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
What is the MAXIMUM distance that a disconnect switch is permitted to be located from the
operator's station for a portable carnival ride? 6 feet
, Journeyman Electrician Questions With
Solutions 100% Solved
Determine the MINIMUM trade size electrical metallic tubing (EMT) required to enclose eight
(8) size 6 AWG copper conductors with THHW insulation, when installed in a 50 foot conduit
run? 1 1/4 in.
Where exceptions are not applicable, when a feeder supplies a continuous load of 240 amperes,
the overcurrent protection device protecting this circuit shall have a rating of at LEAST _____?
300 amperes
Liquidtight flexible metal conduit (LFMC) shall be securely fastened WITHIN _____ of each
box or other conduit termination? 12 inches
Where a pull box to be installed will contain conductors of size 4 AWG and larger, and a straight
pull of the conductors is to be made, the length of the box shall NOT be less than ____times the
trade diameter of the largest conduit entering the box. eight
Conduit nipples not over 24 inches in length may be filled to a MAXIMUM of _____ of their
cross-sectional area. 60 percent
, Journeyman Electrician Questions With
Solutions 100% Solved
Determine the MAXIMUM number of size 14 AWG THHN conductors permitted to be installed
in a trade size 3/8 in. flexible metal conduit (FMC) that contains a bare size 14 AWG grounding
conductor, when the FMC has external fittings. four
Which one of the following listed conduits does the NEC® permit to enclose conductors
supplying wet-niche underwater pool luminaires? Schedule 40 rigid polyvinyl chloride
conduit (PVC)
Underground wiring is not permitted under a permanently installed swimming pool or within
_____ of the pool, unless the wiring is supplying the associated pool equipment. 5 feet
Which of the following listed types of batteries is NOT permitted for use as a source of power
for emergency systems? automotive
In regard to electric space heating equipment, heating cables shall be furnished complete with
factory-assembled nonheating leads at LEAST _____ in length. 7 feet
In guest rooms of hotels, motels, and sleeping rooms of dorms a MINIMUM of _____ general
purpose receptacles installed in the room is/are required to be readily accessible. two
