Journeyman Electrician's 2026 Edition Flashcards
7 cards from real Journeyman Electrician’s Exam practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Journeyman Electrician's 2026 Edition flashcards as text
A panelboard has a 200A main breaker. What is the maximum total ampere rating of overcurrent devices permitted in the panel per NEC 408.54?
Answer: No limit on individual breaker totals
NEC 408.54 does not limit the total ampere rating of breakers in a panelboard; it only requires each OCPD to not exceed the bus bar rating.
Which wiring method is specifically required for the wiring of a swimming pool pump motor located within 5 feet of the pool edge?
Answer: Rigid PVC conduit or other corrosion-resistant raceway
NEC 680.21(A) requires pool pump motor circuits to use wiring methods resistant to corrosion, such as rigid PVC or RMC with proper fittings.
What is the voltage drop limit recommended by the NEC for branch circuits to ensure efficient operation?
Answer: 3% maximum
NEC 210.19(A) FPN recommends a maximum 3% voltage drop on branch circuits for efficient operation.
When installing a 60A feeder in a commercial building, what is the minimum conduit fill percentage allowed per NEC Chapter 9?
Answer: 31% for 3 or more conductors
NEC Chapter 9, Table 1 limits conduit fill to 40% for 2 conductors and 31% for 3 or more conductors.
A single-phase 240V electric range is rated at 12kW. Using the demand factors in NEC Table 220.55, what is the demand load for one range?
Answer: 8kW
Per NEC Table 220.55 Note 1, ranges rated 12kW may use an 8kW demand load for a single range in a dwelling.
What is the maximum number of 12 AWG THHN conductors permitted in a 3/4-inch EMT conduit?
Answer: 9
Per NEC Annex C, Table C.1, a 3/4-inch EMT conduit can contain a maximum of 9 conductors of 12 AWG THHN.
Which type of grounding electrode is listed FIRST in the NEC's preferred order for a grounding electrode system?
Answer: Metal underground water pipe
NEC 250.52(A)(1) lists a metal underground water pipe as the first preferred grounding electrode when available.