This exam is for electrical apprentices who have completed the required 8,000 hours of on-the-job training. Passing this exam is a requirement to obtain a Journeyman Electrician license, allowing you to work without direct supervision under a Master Electrician.
Written against the published specification.
Pass mark 70/80240 minutesReal test fee approx $78Texas Department of Licensing and Regulation (TDLR)How many can I get wrong?
About this practice. Revision Robin is built and maintained by Bloor Engineering Ltd, a UK-registered company. Our Journeyman Electrician Exam (Texas) questions are written and reviewed in-house to match the current syllabus, each with a plain-English worked explanation. They are original practice material, not the official exam questions and not affiliated with or endorsed by Texas Department of Licensing and Regulation (TDLR). Always confirm current test rules, fees and content with the official provider. See our Terms and Privacy.
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Q1. According to NEC Article 100, what is the definition of 'Ampacity'?
A. The total opposition to current flow in an AC circuit.
B. The maximum voltage a conductor's insulation can withstand.
C. The maximum current, in amperes, that a conductor can carry continuously under the conditions of use without exceeding its temperature rating.
D. The rate at which electrical energy is transferred by an electric circuit.
Show answer & explanation
✓ Answer: C. The maximum current, in amperes, that a conductor can carry continuously under the conditions of use without exceeding its temperature rating.
NEC Article 100 defines ampacity as the maximum continuous current a conductor can handle without its temperature rising above its specified limit.
Q2. A service is supplied by 4/0 AWG copper service-entrance conductors. What is the minimum size required for the copper grounding electrode conductor?
A. 6 AWG
B. 4 AWG
C. 2 AWG
D. 1/0 AWG
Show answer & explanation
✓ Answer: C. 2 AWG
Per NEC Table 250.66, when the largest ungrounded service-entrance conductor is over 3/0 AWG through 350 kcmil copper, the minimum size for the copper grounding electrode conductor is 2 AWG.
Q3. A 15 ft. feeder tap is made from a 200A feeder. The tap conductors are installed in a raceway and terminate in a single circuit breaker. What is the minimum required ampacity for these tap conductors?
A. 20A
B. 50A
C. 67A
D. 100A
Show answer & explanation
✓ Answer: C. 67A
According to the '25-foot tap rule' in NEC 240.21(B)(2), the ampacity of the tap conductors must be at least one-third the rating of the overcurrent device protecting the feeder. 200A / 3 = 66.67A, so 67A is the minimum.
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Who has to sit the Journeyman Electrician Exam (Texas)
Who needs a Journeyman Electrician Exam (Texas)?
Individuals performing electrical work under a Master Electrician's supervision in Texas, after 7,000+ supervised hours.
The real Journeyman Electrician Exam (Texas): format
How many questions are in the Journeyman Electrician Exam (Texas)?
The real Journeyman Electrician Exam (Texas) has 85 questions and lasts 240 minutes. Our mock uses 80 questions in 240 minutes.
What is the Journeyman Electrician Exam (Texas) pass mark?
Real exam pass mark: 70% on each of two independent portions. Our mock marks you at 70 out of 80, the threshold we mark against.
What it costs, and what a resit costs
How much does the Journeyman Electrician Exam (Texas) cost?
Real exam fee: £58.50 (exam) + £22.50 (application). Resit fee: £58.50. Rebooking after a fail: No mandatory period, but study advised.
How hard is it
What is the Journeyman Electrician Exam (Texas) pass rate?
Real exam first-time pass rate: Approximately 28% (overall FY2025). Difficulty: High, due to two-part format and time pressure, especially calculations.
Why people fail it
Why do people fail the Journeyman Electrician Exam (Texas)?
Slow codebook navigation and poor time management for questions under pressure.
Lack of practice with complex calculations and weak formula recall for specific problems.
Figures for the real exam from vertexaisearch.cloud.google.com, checked October 2026. Fees and rules change, so confirm with the test provider before you book.
Journeyman Electrician Exam (Texas): common questions
Frequently asked
How long do you get?
The test is timed at 240 minutes. Our full mock runs on the same clock so you can practise your pacing.
Are these the real exam questions?
No. Our questions are original and written to match the current syllabus, so they give realistic practice without copying the official paper. Every answer comes with a plain-English explanation. Always confirm current rules and content with Texas Department of Licensing and Regulation (TDLR).