Journeyman Electrician Exam Prep with Questions and Answers -100% Solved
110.26 (E) discusses the space equal to the width and depth of the equipment and extending
from the floor to a height of six feet above the equipment or to the structural ceiling. What is
this called? - ✔✔✔-Dedicated electrical space
240.22 states no over current device shall be connected in series with any conductors - ✔✔✔-
The overcurrent device opens all conductors of the circuit, including the grounded and is
designed so no pole can operate independently.
250.54(G) states when driving a ground rod and solid rock is encountered, the ground rod is
permitted to be buried in a trench at least how deep? - ✔✔✔-30 inches
250.97 Exception 2 in the NEC says for circuits over _____ to ground, the electrical continuity of
RMC that contain any conductor, other than service conductors, shall be isured with 2 locknuts,
one inside and one outside of boxes and cabinets - ✔✔✔-250 volts
300.6 says that where corrosion protection is necessary and the conduit is threaded in the field,
the threads shall be coated with what? - ✔✔✔-An electrically conductive, corrosion resistant
compound
314.28(A)(1) states that straight pulls in pull boxes with conductors size 4 AWG or larger, box
length should be greater than or equal to times the trade diameter of the largest conduit
entering box. - ✔✔✔-Eight
314.72(E) states that a suitable cover to cover an underground box is considered to weigh what
and shall have what written on it? - ✔✔✔-100 pounds "Danger - High Voltage - Keep out"
332.30 states that type MI cable shall be supported at intervals of at least how many feet? -
✔✔✔-Six feet
422.13 states fixed storage water heaters with a capacity of ____ gallons should be considered a
continuous load for sizing branch circuits - ✔✔✔-120 gallons
, Journeyman Electrician Exam Prep with Questions and Answers -100% Solved
430.32 gives percentages for marked service factors on motors. For 40 degrees C or less and
1.15, what is the percentage you multiply by? - ✔✔✔-125%
An enclosure that contains a device (s) shall have a weight supported by a single conduit that
does not exceed ________ lbs.
314.23(f)(e) - ✔✔✔-20 lbs
Any motors that supply a motor used in a short time, intermittent, or varying duty application
are permitted to have an ampacity of not less than the percentage values on table _______ and
called what? - ✔✔✔-430.22(E) Duty Cycle Service
Ceiling suspended (paddle) fans weighing MORE than ____ pounds shall be supported
independently of the outlet box - ✔✔✔-70 pounds
Chapter 9 note 4 states conduit nipples less than 24 inches can fill to a max of their cross
sectional area - ✔✔✔-60 percent
Class ____ locations are those that are hazardous because of combustible dust - ✔✔✔-Class II
Class _____ locations are those in which flammable gases, flammable liquid produced vapors, or
combustible liquid produced vapors are present that are explodable. - ✔✔✔-Class 1
Class _____ locations are those that are hazardous because of the presence of easily ignitible
fibers or materials producing combustible flyings.
a) I
b) II
c) III
110.26 (E) discusses the space equal to the width and depth of the equipment and extending
from the floor to a height of six feet above the equipment or to the structural ceiling. What is
this called? - ✔✔✔-Dedicated electrical space
240.22 states no over current device shall be connected in series with any conductors - ✔✔✔-
The overcurrent device opens all conductors of the circuit, including the grounded and is
designed so no pole can operate independently.
250.54(G) states when driving a ground rod and solid rock is encountered, the ground rod is
permitted to be buried in a trench at least how deep? - ✔✔✔-30 inches
250.97 Exception 2 in the NEC says for circuits over _____ to ground, the electrical continuity of
RMC that contain any conductor, other than service conductors, shall be isured with 2 locknuts,
one inside and one outside of boxes and cabinets - ✔✔✔-250 volts
300.6 says that where corrosion protection is necessary and the conduit is threaded in the field,
the threads shall be coated with what? - ✔✔✔-An electrically conductive, corrosion resistant
compound
314.28(A)(1) states that straight pulls in pull boxes with conductors size 4 AWG or larger, box
length should be greater than or equal to times the trade diameter of the largest conduit
entering box. - ✔✔✔-Eight
314.72(E) states that a suitable cover to cover an underground box is considered to weigh what
and shall have what written on it? - ✔✔✔-100 pounds "Danger - High Voltage - Keep out"
332.30 states that type MI cable shall be supported at intervals of at least how many feet? -
✔✔✔-Six feet
422.13 states fixed storage water heaters with a capacity of ____ gallons should be considered a
continuous load for sizing branch circuits - ✔✔✔-120 gallons
, Journeyman Electrician Exam Prep with Questions and Answers -100% Solved
430.32 gives percentages for marked service factors on motors. For 40 degrees C or less and
1.15, what is the percentage you multiply by? - ✔✔✔-125%
An enclosure that contains a device (s) shall have a weight supported by a single conduit that
does not exceed ________ lbs.
314.23(f)(e) - ✔✔✔-20 lbs
Any motors that supply a motor used in a short time, intermittent, or varying duty application
are permitted to have an ampacity of not less than the percentage values on table _______ and
called what? - ✔✔✔-430.22(E) Duty Cycle Service
Ceiling suspended (paddle) fans weighing MORE than ____ pounds shall be supported
independently of the outlet box - ✔✔✔-70 pounds
Chapter 9 note 4 states conduit nipples less than 24 inches can fill to a max of their cross
sectional area - ✔✔✔-60 percent
Class ____ locations are those that are hazardous because of combustible dust - ✔✔✔-Class II
Class _____ locations are those in which flammable gases, flammable liquid produced vapors, or
combustible liquid produced vapors are present that are explodable. - ✔✔✔-Class 1
Class _____ locations are those that are hazardous because of the presence of easily ignitible
fibers or materials producing combustible flyings.
a) I
b) II
c) III
