Question 1
A 120/240-volt, single-phase service entrance has (2) 1/0 AWG copper ungrounded conductors and one grounded conductor. What is the minimum size of the grounding electrode conductor required?
Correct Answer:
4 AWG copper
Explanation:
Correct answer: 4 AWG copper
Question 2
Disregarding special conditions or occupancies, a building or other structure that a branch circuit or feeder serves on the load side of a service disconnecting means shall be supplied by ____________.
Correct Answer:
Only one feeder or branch circuit
Explanation:
Correct answer: Only one feeder or branch circuit
Question 3
Which 120-volt, single-phase, 15- and 20-ampere dwelling branch circuits, supplying outlets or devices, shall be protected by an AFCI device?
Correct Answer:
Family rooms, living rooms, bedrooms
Explanation:
Correct answer: Family rooms, living rooms, bedrooms
Question 4
What size supply cord is required to supply a mobile home with a 220-VA 120-v heater, 220-VA 120-v exhaust fan, a 400-VA, 120-v dishwasher, and a 6,000-W electric range?
Correct Answer:
50-amp
Explanation:
Correct answer: 50-amp
Question 5
Nonmetallic-sheathed cable shall be supported and secured by staples, or other means, at intervals not exceeding ________ and within _________ of every cable entry into enclosures such as outlet boxes, junction boxes, cabinets, or fittings.
Correct Answer:
3 ½ feet, 12 inches
Explanation:
Correct answer: 3 ½ feet, 12 inches
Question 1
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About this Exam

Prepare with the Journeyman Electrician Practice Test (Time Limit) practice quiz. This question bank includes 35 questions covering conductors, service, grounding, branch, and equipment. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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Journeyman Electrician Practice Test (Time Limit)

This practice set contains 35 questions from the matching question bank and focuses on conductors, service, grounding, branch, and equipment. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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