Exam 9: General Nec Requirements for Rough-In Wiring

Where device boxes are installed in walls or ceilings with a noncombustible surface, the edge of the box must __________ the wall or ceiling surface.

Where nonmetallic sheathed cable is used with a single gang nonmetallic device box, the cable sheath must extend inside the box not less than __________.

Receptacle outlets must be installed on or above, but not more than __________ above the kitchen countertop or work surface.

Receptacles are not required on a wall directly behind a range, counter-mounted cooking unit, or sink unless there is more than 12 inches of space behind one of these items and the wall.

Where cables and raceways are installed less than 1-1/4 inches from the edge of framing members, a metal plate at least ____________________ thick must be installed to protect the cables and raceways.(General Rule)

An electrician discovers that a two-wire cable has been installed instead of a three-wire cable.To remedy the problem, the electrician installs an additional single insulated conductor along with the two-wire cable.This wiring method is acceptable according to the NEC.

Receptacles must be placed to serve the countertop surfaces in a kitchen so that no more than __________ feet are between each receptacle.

Where nonmetallic sheathed cable passes through factory or field punched holes in metal framing members, the cable must be protected by a(n) ____________________.

Explain when conductors smaller than 14 AWG copper are allowed to be used in residential wiring.

At least one receptacle outlet must be installed at each peninsular counter space with a long dimension of __________ or greater and a short dimension of __________ or greater.

Device boxes can support a lighting fixture weighing no more than ________ pounds as long as the fixture is secured to the box with at least two 6-32 screws.

Hallways of __________ or more in length must have at least one receptacle outlet.

The __________ stage is when the raceways, cable, boxes, and other electrical equipment are installed.

When holes are bored through wood framing members for the purpose of installing an electrical cable, the holes must be bored so the edge of the hole is not less than __________ from the nearest edge of the wood framing member.

Boxes that are listed for ceiling suspended paddle fans are permitted to support fans that do not weigh more than __________ pounds.Boxes that can support more than 35 pounds must have the maximum weight marked on the box.

In kitchens, a receptacle outlet must be installed at each counter space that is __________ or wider.

An electrician must cut a groove into a wood beam to install Type NM cable to a certain location.If the groove is cut into the beam 1-1/8 inches, a steel plate at least 1/16-inch thick is required to protect the cable.

The required wall receptacle in each bathroom of a dwelling unit must be installed adjacent to, and within __________ of the outside edge of each basin.(General Rule)

Which of the following colors is not acceptable for an ungrounded conductor?

Cables installed in or under metal-corrugated sheet roof decking are required to be installed and supported so there is not less than __________ measured from the lowest surface of the roof decking to the top of the cable or raceway.