Free practice test · Maine · 2026 NEC

Maine journeyman electrician practice test

A free practice test for the Maine journeyman electrician exam: 30 questions on the 2026 NEC, in the proportions of the official outline. No account needed. You get your score by subject and every answer explained.

How this test works

Part	Questions	Time at the exam's pace
Journeyman Electrician	30	68 minutes

Questions are spread over every subject area of the Maine Journeyman Electrician outline in proportion to the number of questions each area has on the exam. The time is the exam's own minutes per question applied to this test, and the real exam passes at 70 percent. Keep your 2026 NEC open, as you will on the exam.

For code lookup speed, try the NEC code practice test. For the format, timing and what to bring, read the Maine Journeyman Electrician exam guide.

The test

Question 1Write the trade size 1-1/4 as a decimal. A. 1.14 B. 1.4 C. 0.25 D. 1.25

Question 2A wire pull is measured at 8 ft 9 in. Write this length in decimal feet. A. 8.9 ft B. 8.09 ft C. 8.75 ft D. 105 ft

Question 3A spacer must not be more than 0.6 in thick. Four spacers are measured. Which one is over the limit? A. 5/8 in B. 0.595 in C. 19/32 in D. 0.58 in

Question 4An electrician cuts 6 pieces of conduit, each 2 ft 8 in long. What is the total length of the pieces, in feet? A. 16.8 ft B. 12.48 ft C. 12 ft D. 16 ft

Question 5A branch circuit supplies 24 A of continuous load and 12 A of noncontinuous load. The breaker is not listed for 100 percent operation. What is the minimum standard breaker rating? A. 45 A B. 40 A C. 30 A D. 60 A

Question 6A branch circuit supplies 38 A of continuous load and 4 A of noncontinuous load. The panelboard and breaker assembly is listed for operation at 100 percent of its rating; apply the 210.20(A) Exception. What is the minimum standard breaker rating? A. 60 A B. 40 A C. 70 A D. 45 A

Question 7A single-phase, 208-V branch circuit supplies a continuous load of 7,200 VA and nothing else. The breaker is not 100 percent rated. What is the minimum standard breaker rating? A. 35 A B. 40 A C. 25 A D. 45 A

Question 8A 60-A branch circuit would normally use 6 AWG copper, but 3 AWG copper is installed to limit voltage drop. A wire-type copper EGC is installed. What is its minimum size? A. 10 AWG B. 8 AWG C. 6 AWG D. 3 AWG

Question 9A 100-A feeder would normally use 3 AWG copper, but 1/0 AWG copper is installed for voltage drop. What is the minimum size of the copper wire-type EGC? A. 4 AWG B. 8 AWG C. 6 AWG D. 1/0 AWG

Question 10A branch circuit supplies a 46-A continuous load. THHN copper conductors; the terminals are not marked and the circuit is 100 A or less. No correction or adjustment factors apply. What is the minimum conductor size? A. 6 AWG B. 4 AWG C. 8 AWG D. 3 AWG

Question 11A branch circuit supplies an 18-A continuous load. THHN copper (90°C), terminals rated 75°C, in a raceway with 16 current-carrying conductors, 30°C ambient. What is the minimum conductor size? A. 10 AWG B. 12 AWG C. 8 AWG D. 14 AWG

Question 12A box with no clamps and no grounding conductors has six 14 AWG conductors entering it and two single-pole switches, each on its own yoke. What is the required volume? A. 16.00 in.³ B. 22.50 in.³ C. 20.00 in.³ D. 12.00 in.³

Question 13Six 12 AWG equipment grounding conductors enter a box. Under 314.16(B)(5), what volume do the EGCs require? A. 2.25 in.³ B. 13.50 in.³ C. 5.63 in.³ D. 3.38 in.³

Question 14Two 14-2 cables with ground enter a ceiling box through cable connectors whose clamping mechanism is outside the box. The box has a luminaire stud. Inside, a 6-in. 14 AWG bare pigtail joins the two grounds to the box. What is the required volume? A. 14.00 in.³ B. 10.00 in.³ C. 12.00 in.³ D. 16.00 in.³

Question 15A 2-gang box with no internal clamps holds two receptacles, each on its own yoke. Eight 12 AWG insulated conductors and seven 12 AWG equipment grounding conductors enter the box. What is the required volume? A. 30.94 in.³ B. 29.25 in.³ C. 42.75 in.³ D. 26.44 in.³

Question 16A motor-compressor is marked RLA 32 A and LRA 160 A; no branch-circuit selection current is marked. What is the minimum ampere rating of its disconnecting means? A. 184.0 A B. 40.0 A C. 32.0 A D. 36.8 A

Question 17A condensing unit's compressor nameplate reads: RLA 15.6 A, BCSC 18 A, LRA 92 A. The unit's minimum circuit ampacity is marked 22.5 A. What is the minimum ampere rating of the compressor disconnect? Round only the final answer, to 0.1 A. A. 20.7 A B. 25.9 A C. 17.9 A D. 22.5 A

Question 18One disconnect serves a motor-compressor (RLA 16 A, BCSC 18 A) and a 20-A resistance heat strip that can run at the same time. Under 440.12(B)(2), what is the minimum ampere rating of the disconnect? Round only the final answer, to 0.1 A. A. 43.7 A B. 41.4 A C. 47.5 A D. 40.7 A

Question 19A motor control circuit tapped from the load side of the motor branch-circuit device uses 16 AWG copper conductors that stay inside the control enclosure. They are protected by the motor branch-circuit device under 430.72(B)(2). What is the maximum rating of that device? A. 10 A B. 25 A C. 100 A D. 40 A

Question 20A motor-compressor is marked with a rated-load current of 18 A and a branch-circuit selection current of 22 A. What minimum ampacity must its branch-circuit conductors have? A. 22.5 A B. 22 A C. 50 A D. 27.5 A

Question 21A motor-compressor has RLA 30 A and BCSC 33 A. Copper THWN conductors, terminals rated 75°C. What is the minimum branch-circuit conductor size? A. 8 AWG B. 10 AWG C. 6 AWG D. 4 AWG

Question 22Branch-circuit conductors to a motor-compressor are 10 AWG copper with 60°C terminals (30 A). What is the largest value the greater of the compressor's RLA or BCSC can be? A. 37.5 A B. 30 A C. 24 A D. 28 A

Question 23A rooftop unit's compressor is marked RLA 62 A and BCSC 70 A. Copper THWN conductors, 75°C terminals. What is the minimum branch-circuit conductor size? A. 4 AWG B. 2 AWG C. 3 AWG D. 2/0 AWG

Question 24A pier feeder supplies 8 shore-power receptacles rated 50 A, 125/250 V. Applying the Table 120.120 demand factors, what is the demand load on each ungrounded conductor? A. 400 A B. 320 A C. 324 A D. 360 A

Question 25A 120/240-V marina feeder supplies 36 shore-power receptacles rated 30 A, 125 V, connected evenly between the two ungrounded conductors. Applying the Table 120.120 demand factors, what is the demand load on each ungrounded conductor? A. 324 A B. 648 A C. 378 A D. 540 A

Question 26An EVSE is rated 24 A. What minimum branch-circuit conductor ampacity does 210.19(A)(1) require, before any correction or adjustment? A. 24 A B. 30 A C. 27.6 A D. 36 A

Question 27An EVSE is rated 10 kW at 240 V, single-phase. What is the minimum standard overcurrent device rating for its branch circuit? A. 60 A B. 45 A C. 70 A D. 110 A

Question 28A farmer chooses to install a generator to keep milk refrigeration running during outages. No code requires it. Which article governs? A. Article 700 B. Article 702 C. Article 701 D. Article 445 only, with no Chapter 7 article

Question 29A county code requires standby power for a sewage pumping station and classes it as legally required standby, not emergency. Which article governs, and within what time must power be available? A. Article 700, within 10 seconds B. Article 702, with no time limit C. Article 701, within 60 seconds D. Article 701, within 10 seconds

Question 30IT equipment on a branch circuit draws 32 A. What minimum conductor ampacity does 210.19(A)(1) require, before any correction or adjustment? A. 32 A B. 40 A C. 36.8 A D. 48 A

Suggested time: 68 minutes

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Last verified November 11, 2026.