Journeyman Electrician Practice Test

100 questions90 minutesDetailed explanationsInstant scoring

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About the Real Journeyman Electrician Exam

Journeyman electrician licensing exam based on the National Electrical Code. A strong, blueprint-matched practice run is one of the best predictors of how you will perform on the real exam.

Our Journeyman Electrician Practice Test

Our Journeyman Electrician practice test contains 100 original questions spanning NEC Code, Electrical Theory, Installation & Safety. Each question mirrors the real exam's style and difficulty and includes a detailed explanation, so every question teaches you something.

What to Expect

NEC Code: Wiring methods, conductor sizing, grounding, overcurrent protection.
Electrical Theory: Ohm's law, AC/DC, circuits, motors, transformers.
Installation & Safety: Boxes, raceways, services, OSHA safety, calculations.

Try a Sample Question

Journeyman Electrician — Sample · medium

Per the NEC, what is the standard ampacity of a 12 AWG copper conductor with 75°C insulation in the 60-90°C ampacity table?

A 25 amperes

B 20 amperes

C 15 amperes

D 30 amperes

Explanation. In NEC Table 310.16 a 12 AWG copper conductor at 75°C is rated 25 amperes. The 20-ampere figure is the 60°C value, while overcurrent protection for 12 AWG is generally limited to 20 amperes by 240.4(D) regardless of the higher ampacity.

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