Free Journeyman Electrician Practice Test by State 2026
Video
According to the NEC, what is the definition of a 'branch circuit'?
Nec General
Question · Easy
14 on 15, 12 on 20, 10 on 30
Short
Choose a free journeyman electrician practice test by state, verify the exam NEC reference, and work through clear calculation examples.
Blog
In Texas, the Department of Licensing and Regulation (TDLR) oversees electrician licensing. What NEC edition does Texas use for the journeyman electrician exam?
Protective device that responds to early sparking in wiring and addresses fire hazards rather than shock hazards.
Circuits and protection
Guess the Term
Introduction & Exam Overview
1.1 About the Texas Journeyman Electrician Exam
Study guide
Per NEC 210.8(A), GFCI protection is required for all 125-volt through 250-volt receptacles in which of the following dwelling unit locations?
Branch Circuits
Read the clue and guess the term in 6 tries.
Game
What is the minimum size equipment grounding conductor required for a 60-ampere circuit per NEC Table 250.122?
Grounding Bonding
Question · Medium
Personnel-protection device that cuts power within a set time when leakage current reaches the Class A trip level of 6 mA or more.
According to NEC 250.66, what is the minimum size grounding electrode conductor for a 2/0 AWG copper service conductor?
GFCI inspection
What is the standard voltage drop recommendation for branch circuits per NEC 210.19(A) Informational Note No. 4?
___ circuit: the conductors between the final overcurrent device protecting the circuit and the outlets.
1.2 The Two-Part Exam Format (Knowledge + Calculations)
Per NEC Table 310.16, what is the ampacity of a 6 AWG THWN-2 copper conductor at 75°C column?
Wiring Methods
Swap tiles to line up three of the same term.
Term Match
According to NEC 314.16(B), what is the volume allowance for each 12 AWG conductor in a box fill calculation?
Wire run with a circuit, or the metal raceway enclosing it, that ties noncurrent-carrying metal parts to the system's grounded wire, its electrode connection, or both.
Per NEC 430.52, what is the maximum size dual-element time-delay fuse permitted for motor branch-circuit short-circuit and ground-fault protection for a standard AC motor?
Motors Transformers
What is the minimum height above grade for service drop conductors over a residential driveway?
Services Feeders
Cable ___ system: a structural assembly of ladders, troughs, channels or solid-bottom sections that fastens or supports cables and raceways.
Wiring methods
1.3 Eligibility, Application & Scheduling
According to NEC 220.12, the general lighting load for a dwelling unit is calculated at how many volt-amperes per square foot?
Load Calculations
Flip two cards at a time to find matching terms.
Term Pairs
Per NEC 250.52(A)(1), what is the minimum length for a driven ground rod?
___board: an assembly of one or more sections with buses and automatic overcurrent devices, mounted in a cabinet and reachable only from the front.
What is the maximum number of 12 AWG THHN conductors permitted in a 3/4-inch EMT conduit per NEC Chapter 9, Table 1?
Question · Hard
Per NEC 430.32, the overload protection for a continuous-duty motor rated more than 1 HP with a service factor of 1.15 or greater shall not exceed what percentage of the motor nameplate full-load current?
Dedicated ___ systems serving an information technology equipment room need a means to disconnect their power and close required fire/smoke dampers.
Special occupancies
NEC Structure & Navigation
2.1 Key NEC Definitions (Article 100)
What NEC article covers the installation requirements for swimming pools, fountains, and similar installations?
Special Occupancies
Find five hidden terms in a grid of letters.
Term Search
Per NEC 210.52(A), in dwelling units, receptacle outlets in habitable rooms shall be installed so that no point along the floor line in any wall space is more than how many feet from a receptacle outlet?
Code term: connect metal parts so that electrical continuity and conductivity are established.
Services and sources
What is the demand factor applied to the first 10 kW of electric range load in a dwelling unit per NEC Table 220.55?
According to NEC 240.4(D), what is the maximum overcurrent protection permitted for 14 AWG copper conductors?
Code term for the earth itself, which electrical systems connect to in order to limit voltage from lightning and line surges.
2.2 How the NEC is Organized
Per NEC 300.4(A)(1), where cables or raceways are installed through bored holes in wood framing members, the edge of the hole shall be not less than how far from the nearest edge of the framing member?
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According to NEC 250.24(C), the grounding electrode conductor for a building supplied by a grounded AC system shall be connected to what?
A premises wiring source whose power comes from a generator, transformer, battery or solar photovoltaic array and is not directly tied to another supply's conductors.
What is the maximum voltage permitted for a Class 2 power-limited circuit per NEC Article 725?
Per NEC 230.79, the minimum rating of a service disconnecting means for a one-family dwelling shall be not less than how many amperes?
Combustible particulate whose presence makes a Class II location hazardous.
2.3 NEC Index and Quick Lookup Strategies
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