Question 1: The cross sectional area of the conductors permitted in a seal shall not exceed ................... percent of the cross sectional area of a rigid metal conduit of the same trade size.
- 20
- 25
- 30
- 45
NEC Reference: NEC 501.15
JOURNEYMAN
NEC 2023
Journeyman Electrician Practice Test 8
Free online quiz practice test on journeyman electrician exam-8 which includes NEC Questions and basic electrical theory questions.
How this test works
Read each question carefully
Look for absolute words like always / never — they often distinguish the right answer.
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You have 24 min for 15 questions. Skip tough ones and come back.
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After submitting you'll see every explanation and your NEC references.
Frequently Asked Questions
Yes — completely free with no account required. All questions include detailed explanations and NEC references.
Most state Journeyman exams have 80–100 questions covering NEC code, wiring methods, branch circuits, motor controls, and load calculations.
Most states require a 70–75% passing score. This practice test uses the same 70% pass threshold so you know where you stand.
Questions are written to the 2023 NEC. Check your state licensing board to confirm which edition your state has adopted.
15
Questions
24 min
Time
70%
Pass
Timer starts immediately. Progress is auto-saved.
Student Reviews 5.0 / 5 · 2 reviews
B
Bobby Crane
Pretty close to the real thing. I took my test in Texas and a handful of questions were almost word for word. Not saying they're the exact same obviously but the topics and difficulty felt right. Five stars.
B
Bobby Crane
Pretty close to the real thing. I took my test in Texas and a handful of questions were almost word for word. Not saying they're the exact same obviously but the topics and difficulty felt right. Five stars.
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Journeyman Electrician Practice Test 8 — Question List
Question 2: Circuits are equipment operating at less than 50V shall have a lamp holders of rating not less than ....................... watts.
- 560
- 660
- 640
- 740
NEC Reference: NEC 720.5
Question 3: The outline lighting system shall be at least .............. feet above the areas accessible to vehicles unless protected from physical damage.
- 14
- 12
- 8
- 15
NEC Reference: NEC 600.9
Question 4: A solidly grounded system is the system grounded with high value of resistor or impedance.
- True
- False
Question 5: There shall be at least ............ mm airspace between wall and the door of any cabinet containing current carrying conductors whose operating voltage is less then 250 volts.
- 6
- 10.5
- 14.3
- 12.7
NEC Reference: NEC 312.11
Question 6: The maximum recommended voltage drop in feeder circuit is ................................ percentage
- 3
- 4
- 2
- 5
NEC Reference: NEC 215.2(A)
Question 7: What size THWN conductor is required for a 35A circuit?
- 8 AWG
- 6 AWG
- 10 AWG
- 12 AWG
NEC Reference: NEC 110.14
Question 8: Where a fuse used as single phase motor overload protection, it shall be inserted in each .................. conductor.
- Grounded
- Ungrounded
Question 9: For conductors used in overhead service less than 600 volts shall have a vertical clearance of .............feet above the roof surface with out any exception.
- 8
- 12
- 6
- 10
NEC Reference: NEC 230.24
Question 10: A Residence has less than 2 branch circuits, what is the minimum size of 3 wire service required?
- 25 Amperes
- 30 Amperes
- 40 Amperes
- 20 Amperes
NEC Reference: NEC 230.79(B)
Question 11: Which of the following circuits shall not be connected to system containing trolley wires?
- Circuits for lightening
- Grounding wires
- Ungrounded trolley wires
- Bonding wires
NEC Reference: NEC 110.19
Question 12: How many types of 5 wire feeders shall be permitted to utilize a common neutral?
- 2
- 3
- 4
- 5
NEC Reference: NEC 215.4
Question 13: What is the smallest size copper wire required for a service entrance conductor supplying limited loads of a single branch circuit?
- 12 AWG
- 8 AWG
- 6 AWG
- 10 AWG
NEC Reference: NEC 230.31
Question 14: An electrical circuit feeding two single phase motors with a full load current rating of 50 amperes, 30 amperes respectively. Which of the following is the required dual element time-delay fuse size?
- 117.5 amperes
- 128 amperes
- 80 amperes
- 95 amperes
NEC Reference: NEC 430.52
Question 15: Which of the following shows that the circuit is opened?
- A high voltage reading
- No voltage reading
- A low voltage reading
- None of the above
Pretty close to the real thing. I took my test in Texas and a handful of questions were almost word for word. Not saying they're the exact same obviously but the topics and difficulty felt right. Five stars.
Pretty close to the real thing. I took my test in Texas and a handful of questions were almost word for word. Not saying they're the exact same obviously but the topics and difficulty felt right. Five stars.