2020 Edition

Journeyman Electrician Practice Test

Take this free Practice exam to get a sample of the types of questions on an actual Journeyman Electrician's Exam.   

The subject matter covered in most electrical licensing examinations is: grounding and bonding, overcurrent protection, wiring methods and installation, boxes and fittings, services and equipment, motors, special occupancies, load calculations, lighting, appliances, box and raceway fill, hazardous locations, trade knowledge and electrical theory.

To prepare for your state Journeyman Electrician License Exam, see The Complete Journeyman Electrician Practice Exams with Review and Testing Tips by Ray Holder, Master Electrician and Certified Electrical Trade Instructor. 

This free test is based on the 2017 National Electric Code (NEC). With Tests.com, you have the option to purchase a practice test kit based on the 2011, 2014 or 2017 NEC Codes. Check with your local code official to determine which code applies to your location.

 

1. Conductors with _____ marked on the insulation are NOT approved for use in a wet location.
2. Given: A one-family dwelling unit with a demand load of 200 amperes is supplied with a 120/240 volt, single-phase, electrical system from the local utility company. What is the MINIMUM size aluminum THW conductors required for use as service-entrance conductors for this residence?
3. Where a 150 kVA, single-phase transformer having a secondary voltage of 120/240 is installed at a multi-family dwelling, the full-load current rating, in amperes, of the secondary is _____.
4. Which one of the following listed circuit breakers is NOT a standard ampere rating?
5. The MINIMUM length of free conductor to be left at each junction box for the purpose of splicing conductors, or making connections to luminaires or devices shall be _____ .
6. In general, overhead service-drop conductors shall NOT be smaller than _____.
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7. When a galvanized eye-bolt is to be used as the point of attachment for an electrical service, the NEC requires the eye-bolt to be installed NOT less than _____ above finished grade.
8. Why is electrical continuity required for metallic conduit?
9. In dwelling units, receptacle outlets installed for countertop surfaces, must be located above, but NOT more than _____ above the countertop or work surface.
10. When conductors are installed in a conduit or tubing nipple of _____ or less in length, the ampacity adjustment factors for more than three (3) current-carrying conductors in the raceway, are not required to be applied.
11. In compliance with the NEC, the total marked rating of a 120-volt, cord-and-plug-connected room air conditioner shall not exceed _____ of the rating of a branch circuit when lighting units, general-use receptacles, or other appliances are supplied from the branch circuit.
12. Which of the following shall not be located over the steps of a stairway?
13. Where a permanently installed outdoor swimming pool is located on residential or commercial properties, at least one (1) single-phase, 125-volt, 15- or 20-ampere receptacle shall be located not less than _____ from and not more than _____ from the inside wall of the swimming pool.
14. Metal water pipes installed in or attached to a building or structure shall be bonded to _____.
15. When armored cable, Type AC, is installed in an accessible attic and is run parallel to the sides of rafters, studs, or floor joists, _____.
16. Generally, in a movie theater the manual switch for controlling the emergency lighting systems is permitted to be located _____.
17. Single-conductor cable such as _____ and single-conductor cable listed and identified as solar photovoltaic (PV) wire are permitted for use in PV source circuits within the PV array.
18. For dwelling units, GFCI protection is required for all single-phase, 125-volt, 15- and 20-ampere receptacles installed within six (6) feet of the top inside edge of the bowl of sinks located in _____.
19. For a building or structure where the meter enclosure is adjacent to the service disconnecting means, it is permitted to ground the meter enclosure to the _____ conductor on the load side of the service disconnect if ground-fault protection is not provided.
20. In a dwelling unit where a 125-volt, 15- or 20-ampere receptacle is located under the counter for an in-sink waste disposer, the receptacle must be provided with _____.
21. Where a 125-volt, 15-ampere receptacle is connected to a 120-volt branch circuit supplying two (2) or more receptacles or outlets, the maximum permitted cord-and-plug-connected load to the receptacle is _____.
22. In industrial establishments only, when a 200-ampere rated busway is tapped from a 600-ampere rated busway, what is the maximum permitted length of the 200-ampere busway where overcurrent protection is not provided for the 200-ampere busway?
23. When installing nonmetallic sheathed cable enclosed in an underground buried PVC conduit, the cable _____.
24. According to the NEC, fixed outdoor deicing and snow melting equipment is to be considered as a _____ load.
25. In regard to a commercial building, where a service-entrance conduit having a length of six (6) feet contains four (4) size 2 AWG THWN insulated copper current-carrying conductors, each of the conductors have an allowable ampacity of _____.

Electrician Practice

Master Electrician Practice Exam

Quality starts with...
...who wrote the material.
Our practice exam writers:
Ray Holder
Certified Electrical Trade Instructor & Electrician License Exam Expert


Ray Holder Journeyman Electrician Practice Exam

Ray has worked in the electrical industry for over 45 years as an apprentice, journeyman, master, field engineer, estimator, business manager, contractor, inspector, consultant and instructor.
 
He holds a Bachelor of Science degree in Occupational Education and a lifetime Vocational Education teaching certificate from the Texas Education Agency.

Ray is a certified instructor of electrical trades. His classes are presented in a simplified, easy-to-understand format for electricians. Ray is currently the Director of Education for Electrical Seminars, Inc.

He is an active member of the International Association of Electrical Inspectors and a retired member of the International Brotherhood of Electrical Workers