Branch circuits & conductors: Texas Journeyman Electrician Practice Questions

How many 20 A small-appliance branch circuits, at minimum, must serve the kitchen countertop receptacles of a dwelling?

At least two 20 A small-appliance branch circuits are required for the kitchen, pantry and dining receptacles.

A dwelling's laundry receptacle outlets must be supplied by at least one branch circuit rated:

At least one 20 A branch circuit is required for the laundry receptacle outlets.

In a dwelling, which location requires GFCI protection for 125 V, 15 A and 20 A receptacles?

Bathrooms are on the dwelling GFCI list; bedrooms, hallways and living rooms are covered by AFCI rules instead.

Under Texas's amendment to the 2026 NEC, which outdoor dwelling outlets do NOT need GFCI protection under 210.8(F)?

Texas adopted the 2026 NEC with one amendment: outdoor dwelling outlets for listed HVAC equipment are exempt from the 210.8(F) GFCI requirement (no expiration date).

In a dwelling, 120 V, 15 A and 20 A branch circuits supplying outlets in bedrooms require:

Bedroom outlets (and most other dwelling rooms) need arc-fault circuit-interrupter protection.

Unless specifically permitted otherwise, the overcurrent protection for 14 AWG copper conductors must not exceed:

The small-conductor rule limits 14 AWG copper to 15 A, 12 AWG to 20 A and 10 AWG to 30 A.

A branch circuit supplies a 32 A continuous load and no other load. The breaker is not listed for 100% continuous operation. What minimum breaker rating is required before rounding to a standard size?

Continuous loads are taken at 125% when sizing the overcurrent device.

According to the NEC, which dwelling location requires GFCI protection for 125 V, 15 A and 20 A receptacles?

Section 210.8(A) lists bathrooms first among the dwelling locations that need GFCI protection for receptacles. Bedrooms, hallways and dining rooms are AFCI locations, not GFCI locations.

According to the NEC, in a dwelling, receptacles in a garage whose floor is at grade level must have:

Section 210.8(A) requires GFCI protection for receptacles in garages and in accessory buildings with a floor at or below grade not intended as habitable rooms.

According to the 2023 NEC, a receptacle in a finished basement recreation room of a dwelling needs:

Since the 2020 edition, 210.8(A) covers all dwelling basements, finished or unfinished.

Under the 2023 NEC, which kitchen receptacles in a dwelling need GFCI protection?

The 2023 edition dropped the countertop limit for dwelling kitchens in 210.8(A), so all kitchen receptacles within the voltage and current limits of 210.8 need GFCI protection.

According to the NEC, a dwelling receptacle near a wet bar sink needs GFCI protection when it is within what distance of the top inside edge of the sink bowl?

Section 210.8(A) requires GFCI protection for receptacles within 6 ft of the top inside edge of the bowl of any sink.

According to the NEC, in a dwelling, receptacles within 6 ft of the outside edge of a bathtub or shower stall need:

Section 210.8(A) covers areas with a bathtub or shower stall: receptacles within 6 ft of the outside edge need GFCI protection, even where the space is not a bathroom.

According to the NEC, does a 240 V, 30 A dryer receptacle in a dwelling laundry area need GFCI protection?

Since 2020, 210.8(A) applies to 125 V through 250 V receptacles on single-phase circuits of 150 V or less to ground, and laundry areas are a listed location.

Which location was added to the dwelling GFCI list in 210.8(A) by the 2023 NEC?

The 2023 edition added areas with a sink and permanent provisions for food or beverage preparation or cooking, such as wet bars, to the dwelling unit GFCI list in 210.8(A). Indoor damp and wet locations were added earlier, in 2020.