Ch 9 - Rough-In Wiring

lighting

A receptacle outlet controlled by a wall switch is permitted to serve as a _________ outlet in kitchens.

continuous

A short piece of metal raceway is used to provide protection to a cable assembly. According to the NEC, this is permitted even though the metal raceway is not mechanically ____________.

foyer

A(n)_________ is an entranceway or transitional space from the exterior to the interior of a house.

6

At least ____________________ inches of free conductor, measured from the point in the box where it emerges from its raceway or cable sheath, must be left at each outlet, junction, or switch point for the connection of luminaires or devices.

24", 12"

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.

5.5

Receptacles that are installed to meet NEC Section 210.52 placement requirements are not permitted to be more than __________ feet above the floor.

knockout plug

The common piece of electrical equipment that electricians use to insert into any knockout opening that is open and not used is called a _________________________.

1/16"

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

set back farther

Where device boxes are installed in walls or ceilings with a noncombustible surface, the edge of the box must not be __________ than 1/4" from the wall or ceiling surface.

1/4"

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

grommet or bushing

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

6

Where one or more lighting outlet(s) are installed for interior stairways, there must be a wall switch to control the lighting outlet(s) at each floor level and landing, where the stairway between floor levels has __________ risers or more.

3

Where the opening to an outlet, junction, or switch point is less than 8" in any dimension, each conductor must be long enough to extend at least __________ inches outside the opening.

furring strips

__________ are long thin strips of wood (or metal) used to make backing surfaces to support the finished surfaces in a room.

1

A minimum of _________ communications outlet must be installed in all newly constructed dwelling units.

not acceptable

An electrician discovers that a two-wire cable has been run instead of a three-wire cable. To remedy the problem, the electrician runs a single insulated conductor along with the two-wire cable. This method is __________________ according to the NEC.

steel plate

An electrician must cut a groove into a wood beam to run Romex to a certain location. If the groove is cut into the beam 1-1/8", a ______________ at least 1/16" thick is required to protect the cable.

receptacles

Boxes for floor ____________ must be specifically listed for that purpose and no other box type can be used in a floor installation.

70

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 wright marked on the box.

6

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

10

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

12"

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

2

Individual wall spaces of __________ feet or more in width are considered usable for the location of a lamp or appliance, and a receptacle outlet is required.

50

Lighting fixtures, weighing no more than ________ pounds, are permitted to be supported by outlet boxes.

20"

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

6

Receptacles must be installed so that no point measured along the floor line in any wall space is more than __________ feet from a receptacle.

testing laboratory

The ______________________ is not required to be marked on electrical conductors and cables.

regular

The fixed glass section of a sliding glass door unit is counted as __________ wall space when determining receptacle placement in a room.

36"

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

wiring

The term used by electricians to describe the process of installing a residential electrical system is ____________________.

UF

Type __________ cable should be used when running a cable underground to an outside pole light.

be flush with

When device boxes are installed in walls or ceilings with a combustible surface such as wood, the edge of the boxes must __________ the finished surface.

1-1/4"

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.

inductive

__________ heating will occur when current carrying conductors of the same circuit are brought through separate holes in a metal box or enclosure.

gray

____________ is not an acceptable color for an ungrounded conductor?

electrical box

An __________________ must be installed at each conductor splice point, outlet point, switch point, junction point, or termination point where the wiring method is conduit or cable.

4

Receptacles must be placed behind a kitchen countertop so that no more than __________ feet is between each receptacle.

wallboard

Sheetrock, a popular building material used to finish off walls and ceiling in residential and commercial construction, is also referred to as ______________.

control wiring

The NEC allows Class 2 control wiring to be supported by the raceway that supplies power to the piece of equipment that the _______________ is associated with.

rough-in

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