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Journeyman Electrician Practice Test

620 practice questions across 18 topics, each with a written explanation of why the correct answer is correct. Start below — the first questions are free and no account is required.

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Topics on the Journeyman Electrician exam

Sample Journeyman Electrician questions

Grounding & Bonding

What is the minimum size copper grounding electrode conductor required for a service supplied by 3/0 AWG copper service-entrance conductors?

  1. A. 8 AWG
  2. B. 6 AWG
  3. C. 4 AWG
  4. D. 2 AWG

Answer: C. According to Table 250.66, for service-entrance conductors sized 2/0 or 3/0 AWG, the required copper grounding electrode conductor is 4 AWG.

Motors

When sizing conductors for a 3-phase motor, which current rating must be used?

  1. A. The nameplate current rating
  2. B. The Full Load Current (FLC) from NEC Tables 430.248 through 430.250
  3. C. The Locked Rotor Current
  4. D. The Service Factor Amps

Answer: B. NEC 430.6(A)(1) requires that for general motor applications, the FLC values given in Tables 430.247 through 430.250 be used to determine the ampacity of conductors and switch ratings, not the nameplate current.

Load Calculations

According to NEC 2026, which article now contains the general requirements for calculating floor area?

  1. A. Article 220
  2. B. Article 120
  3. C. Article 310
  4. D. Article 100

Answer: B. NEC 2026 moved the general calculation requirements, including floor area determination, to the new Article 120.

Work through every topic on the Journeyman Electrician question directory, or start the timed practice test above.

Journeyman Electrician exam — frequently asked questions

How many questions are on the Journeyman Electrician exam?

The Journeyman Electrician exam typically has 80–100 (varies by state). The exact count varies by state and exam version. VoltExam gives you 620 practice questions covering every topic tested.

What score do you need to pass the Journeyman Electrician exam?

The passing score for the Journeyman Electrician exam is typically 70–75%. Scoring significantly above the minimum on practice tests before exam day is strongly recommended to account for real-exam pressure.

What is the pass rate for the Journeyman Electrician exam?

The estimated first-attempt pass rate for the Journeyman Electrician exam is 60–70%. Candidates who complete structured practice sessions with full answer explanations pass at significantly higher rates.

How long should I study for the Journeyman Electrician exam?

Most candidates study 4–8 weeks for the Journeyman Electrician exam. Study time varies based on prior experience. Focusing on practice questions with explanations is the most time-efficient preparation method.

What topics are on the Journeyman Electrician exam?

The Journeyman Electrician exam covers topics including: Grounding & Bonding, Motors, Load Calculations, Conductors & Ampacity, Overcurrent Protection, and 13 more topic areas. VoltExam's free study mode organizes 620 quick-study questions by concept so you can target weak areas efficiently.