Journeyman Electrician’s Exam Journeyman Electrician's 2026 Edition 3

Question 1

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?

Accepted Answer

No limit on individual breaker totals

Answer

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.

Question 2

Which wiring method is specifically required for the wiring of a swimming pool pump motor located within 5 feet of the pool edge?

Accepted Answer

Rigid PVC conduit or other corrosion-resistant raceway

Answer

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.

Question 3

What is the voltage drop limit recommended by the NEC for branch circuits to ensure efficient operation?

Accepted Answer

3% maximum

Answer

NEC 210.19(A) FPN recommends a maximum 3% voltage drop on branch circuits for efficient operation.

Question 4

When installing a 60A feeder in a commercial building, what is the minimum conduit fill percentage allowed per NEC Chapter 9?

Accepted Answer

31% for 3 or more conductors

Answer

NEC Chapter 9, Table 1 limits conduit fill to 40% for 2 conductors and 31% for 3 or more conductors.

Question 5

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?

Accepted Answer

8kW

Answer

Per NEC Table 220.55 Note 1, ranges rated 12kW may use an 8kW demand load for a single range in a dwelling.

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