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.

1.	Conductors with _____ marked on the insulation are NOT approved for use in a wet location.
		a. THW
		b. THHW
		c. THHN
		d. THWN

2.	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?
		a. 1/0 AWG
		b. 4/0 AWG
		c. 3/0 AWG
		d. 2/0 AWG

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 _____.
		a. 625 amperes
		b. 265 amperes
		c. 526 amperes
		d. 1250 amperes

4.	Which one of the following listed circuit breakers is NOT a standard ampere rating?
		a. 75 amperes
		b. 90 amperes
		c. 110 amperes
		d. 225 amperes

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 _____ .
		a. 4 inches
		b. 10 inches
		c. 8 inches
		d. 6 inches

6.	In general, overhead service-drop conductors shall NOT be smaller than _____.
		a. 2 AWG copper
		b. 4 AWG copper
		c. 6 AWG copper
		d. 8 AWG copper

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.
		a. 8 ft.
		b. 10 ft.
		c. 12 ft.
		d. 15 ft.

8.	Why is electrical continuity required for metallic conduit?
		a. To reduce voltage drop.
		b. To limit galvanic corrosion.
		c. To establish an effective ground-fault path and facilitate the operation of the overcurrent protective device.
		d. To reduce electrolysis.

9.	In dwelling units, receptacle outlets installed for countertop surfaces, must be located above, but NOT more than _____ above the countertop.
		a. 12 inches
		b. 18 inches
		c. 20 inches
		d. 24 inches

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.
		a. 24 inches
		b. 30 inches
		c. 36 inches
		d. 48 inches