Branch Circuits/Feeders
At least this many branch circuits are required to power small appliances on kitchen countertops in a dwelling unit.
(1 of 3 references required)
What are 2 small-appliance branch circuits.
(210.11(C)(1) or 210.52(B)(1)/(3)
What is service equipment?
(230.66(B))
What is 20 feet?
(344.30(B)(3))
Cables installed in bored holes through wooden joists are not required to be protected from nail or screw protection as long as the bored hole is this far away from the edge of the joist.
What is 1 1/4"?
(300.4(A)(1))
Due to the temperature restrictions described in 110.14(C), a #8 THHN Copper conductor is rated for how many Amps?
What is 50A? (Table 310.16)
At least one of these is required in every habitable room, kitchen, laundry, and bathroom in a dwelling unit.
What are lighting outlets?
(210.70(A)(1))
What are 6 special cases?
230.2(A)
True or False: A cable tray is considered a raceway.
False
Article 100
True or False? Flat Conductor Cable is permitted to be used on a branch circuit on a 277/480V system.
False
(324.10(B)(1))
The 600V conductors in Table 310.4(1) are permitted to be rated up to this voltage if listed and marked.
What is 1000V? (Table 310.4(1) Notes)
Feeder disconnects rated 1000A or more on systems with more than 150V to ground shall have this feature whose acronym has 4 letters.
Ground fault protection of equipment
(215.10)
Exact same as a service drop, but underground.
What is a service lateral?
100
In general, this many different sizes (Not counting 3/8") of EMT are available and permitted by the NEC.
(One of two references allowed)
What is 12?
(Either Table 300.1(C) or 358.20)
The conductors in Mineral Insulated, Metal Sheathed cable are permitted to be this material that is not copper and not aluminum.
What is Nickel?
(322.104)
What are 8 feet above and 18 inches below grade?
(300.5(D)(1))
This many wiring methods are permitted for outside wiring on surface of buildings as long as the circuit voltage does not exceed 1000V.
What are 20?
(225.10)
Underground service-entrance conductors are required to be protected against physical damage in accordance with this Article/Section.
What is 300.5
(230.50(A))
This many circular cross section raceways are also permitted to be used as an equipment grounding conductor.
What are 6?
(250.119 or 3XX.60)
Type MC installed in a cable tray shall comply with the requirements of this other Chapter 3 Article.
Article 392
(330.10(B)(1))
A 200A, single phase 120/240V one-family dwelling service is permitted to have this size copper feeder.
What is 2/0?
(Table 310.12(A))
What is Article 311?
(225.3)
Service equipment in other than dwelling units shall be legibly field marked with this calculation and the date this calculation was performed.
What is fault current?
110.24(A)
This is the maximum degrees of bends in one run between pull points when installing Intermediate Metal Conduit.
What is 360?
(342.24(B))
These three cable assemblies are permitted to be installed in the same manner as Type NM cable in certain conditions when used for branch circuits.
(Requires 2 references)
What are type SE, USE, and UF cables.
(338.10(B)(4) and 340.10(4))
The ampacity of conductors in a raceway shall be reduced if that raceway contains this many or more current-carrying conductors.
What is 4 or more current carrying conductors?
(310.15 (C)(1))