Question 1: What is the calculated load on branch circuit for 10 15 ampere receptacles in a retail store?
- 1800 volt-ampere
- 1600 volt-ampere
- 2400 volt-ampere
- 1400 volt-ampere
NEC Reference: NEC 220.14(I)
JOURNEYMAN
NEC 2023
Journeyman Electrician Practice Test 31
Free Online Journeyman Electrician Exam Practice Test - 31
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journeyman electrician
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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.
10
Questions
15 min
Time
70%
Pass
Timer starts immediately. Progress is auto-saved.
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TimeJourneyman Electrician Practice Test 31 — Question List
Question 2: How many 20 Amp circuits are required for a 2500 sq.ft dwelling unit?
- 3
- 4
- 5
- 2
NEC Reference: NEC 220.12
Question 3: What is the best used conductor to carry current in electric circuit unless it is specified?
- Copper
- Aluminum
- Bronze
Question 4: The dis-connector switch rating for motor loads is kept lower than motor branch conductor to permit the motor to start.
- True
- False
Question 5: Which of the following electrical parameter remains unchanged in a series electrical circuit?
- Voltage
- Current
- Power
Question 6: An LED light of 200W is supplied by a 120 volts electrical supply. what is the resistance ?
- 72 ohms
- 0.138 ohms
- 0.6 ohms
- 1.67 ohms
Question 7: The load on cord and plug type receptacle shall not be more that ..................... % of the receptacle rating.
- 90
- 80
- 85
- 100
Question 8: Unless specifically marked, which of the following is the maximum overload protection rating of No. 16 AWG copper conductor?
- 15 A
- 7 A
- 20 A
- 10 A
NEC Reference: NEC 240.4(D)
Question 9: Which of the following is the maximum ampacity of a No 8 THWN copper conductor at temperature 75 <sup>0</sup> C?
- 40 A
- 50 A
- 55 A
- 65 A
NEC Reference: NEC 350.15(B)(16)
Question 10: How many transformer are needed for open - delta connection?
- 1
- 2
- 3
- 4
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