Chapter 9-14

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When installing a ceiling paddle fan, the outlet box must be ______

listed and marked as acceptable for fan support

For track lighting installed in homes, it is not necessary to supply additional _____ for the purpose of branch circuit, feeder, or service entrance calculations

loads

Ceiling suspended fans must not be located within a zone measured ____ horizontally and _____ vertically from the top of the bathtub rim or top of a shower shall threshold

3 ft (900 mm); 8 ft (2.5 m)

A doorjamb switch is usually mounted about _____ feet above the floor, on the inside of the 2x4 framing on the hinge side of the closet door.

6 ft

Fixed glass panel

Receptacle required

The receptacle for a kitchen refrigerator is permitted to be supplied by an_________ branch circuit.

an individual 15 or 20 ampere

According to NEC 406.9, receptacles _____ permitted to be installed in bathtub and shower spaces.

are not

Most duplex receptacles can be changed into "split-wired" receptacles by ___.

breaking off the small metal tab on the terminals

When a luminaire is connected to the conductors, the outlet id referred to as a ___ outlet

lighting

Lighting track in residential installations are not permitted to be cut to length in the field unless permitted by the

manufacturer

When designing a home office, you could consider roughing in more will receptacles than the NEC

minimum

A lighter dimmer _____ be used as a speed control for a ceiling fan or other motor

should not

Two popular types of electronic dimmers are

slide and rotate

The sound level rating used to define fan noise is expressed in

sones

Countertop receptacles must be supplied by at least______ ampere small appliance branch circuits.

two 20

The 125 volt, 20 ampere receptacles installed to serve kitchen countertops are required to have GFCI protection ______

under all circumstances

The Code section that prohibits running track lighting walls or partitions is NEC

410.151 C 7

Open front porch

Damp location

Fixed room divider

Receptacle required

House side wall

Wet location

Recessed or surface mounted luminaires and recessed exhaust fans ____ be located within the restricted zone near the bathtub

may

For hallways of _________ ft, or more in length, it is required to have at least one receptacle outlet.

10

The NEC permits all bathroom receptacles installed to serve a kitchen countertop is required to

20 ampere

A receptacle below a 4 way switch in the corner of a living room is required because the code requires that a receptacle be installed in any wall space_____ in, or more in width

24

Receptacle outlets must be installed in any wall space ___ or more in width

24 in. (600 mm)

Hanging light fixtures must be kept at least ______ feet horizontally and _______ feet vertically from the edge of the tub rim

3,8

Lighting track in residential installations are required to be supported twice if the track is not more than _______ ft, and shall have one additional support for each additional ______ track

4

Lighting track in residential installations are not permitted to be installed less than ______ above a finished floor unless it is protected against physical damage, or if the track is of the low-voltage type operating at less than 30 volts rms open circuit voltage

5 ft

The most common type of dimmer used in residential applications is rated ____ watts, 125 VAC, 60 hertz.

600

The outlet box or the outlet box system of a ceiling-suspended fans must not support more than ______ pounds must.

70

Cord and plug connected appliances are not permitted to exceed _____ % of the branch circuit rating

80

When using nonmetallic boxes, the volume allowance is based on ______

All of the above

Receptacle on the bottom side of a roof overhang

Damp location

Some ceiling fan/light units have one lamp socket, whereas other have _____ sockets.

Four or five

Sliding glass panel

Receptacles not required

When replacing an existing luminaire (fixture) with a ceiling suspended paddle fan, make sure that the existing outlet box is listed and marked as _____

Suitable for fan support

Pole-mounted light in a yard

Wet location

Lighting track in residential installation ____ permitted to be installed in the zone 3 ft horizontally and 8 ft vertically from the top a bathtub rim

are not

Sliding glass panels ______ considered to be wall space, the same as any other interior or exterior door.

are not

As defined in Article 100, a bathroom is required to have a ____.

basin

when an individual branch circuit is run for the refrigerator, some inspectors require that a single receptacle be installed to "meet code". A single receptacle ensures that the receptacle will not supply other appliances, although this is highly unlikely because the receptacle is located _____ the refrigerator

behind

A _____ receptacle can be hidden behind a painting or photograph that you want to light up

clock hanger

The selection of outlet boxes and switch boxes is made by the electrician. These decisions are based on Code requirements, space allowances, good wiring practices, and

common sense

A partially protected area, such as an open porch, under a roof or canopy, is a ______ location

damp

During the winter, it is suggested that a paddle fan should ____

draw air up

Which of the following is required in order to dim fluorescent fixtures

fluorescent dimmer and dimming ballasts

When using nonmetallic sheathed cable or armored cable, never use the bar equipment grounding conductor as a ______ conductor, and never use the grounded circuit conductor as an equipment grounding conductor.

grounded circuit

Because of the dangers associated with a open neutral (grounded conductor), NEC 300 13(B) does not permit the continuity of the _____ conductor

grounded neutral

Electronic dimmers use triacs to chop the ac sine wave, so some incandescent lamps might ______ because the lamp filament vibrates.

hum

Kitchen lighting _____ permitted to be supplied by the two 20-ampere small-appliance circuits required for the kitchen and dining room area.

is not

Lighting fixtures intended for installations in wet locations must be

marked "Suitable for Wet Locations"

A raised plaster cover (often called a plaster ring or mud ring) is permitted to increase the maximum number of conductors permitted in an outlet box when it is ________.

marked with the cubic inch volume

Although it adds cost, consider a ______ on both sides of the front door for easy plugging in of outdoor decorations

outdoor weatherproof receptacle

The NEC defines a kitchen as an area with a sink and ______ provisions for food preparation and cooking.

permanent

Ceiling fan speed can be controlled by a

pull chain on the fan; speed control mounted in a wall box; remote control similar to TV/VCR type

When someone decides to use a study/bedroom as a home office

several pieces of electronic equipment will need to be plugged in

A bathroom is defined as "an area including a basin, with one or more of which items?

toilet, tub, bidet- any of the above

In a room that may be as a home office, you could consider ____

using 12 AWG for the home run or even for the entire branch circuit

In a home office, the current draw is

very low

Transient voltage surge suppressors the possibility of ______ damaging sensitive electronic equipment

voltage surge

Electronic dimmers for use only to control incandescent lamps are marked with a ______ rating

wattage

A location exposed to the weather is a ___ location

wet

Install luminaires listed for _____ locations if they will be subject to shower spray.

wet

The load for each small-appliance, branch circuit load is required to be calculated at ____.

1,500 volt amperes

Some portable appliances use double insulation in place of grounding to provide shock protection to users. Double insulated appliances normally have _____ power cords and attachment plug caps

2-wire

A single receptacle on a 20 ampere individual branch circuit must be rated _____

20 amps

The suggested fan size for rooms up to 144 square feet is _____ inches, and the suggested fan size for rooms up to 500 square feet is ______ inches

42,56

Some inspectors consider the area within a _____ angle from a roof line or overhang to be a damp location

45 degrees

Portable light tracks must___

All of the above

Which of the following is NOT a reason that ceiling fans must be specially supported

Safe grounding

GFCI protection can be provided for convenience receptacles serving kitchen counter top areas

all of these

A 125 volt, 15 and 20 ampere receptacle installed to serve a kitchen countertop is required

be supplied by at least two 20 ampere small appliance circuits and to have GFCI protection for personnel

What piece of kitchen equipment is permitted to be connected to the two 20 ampere small appliance circuits required for the kitchen and dining room area

clock outlet

NEC 410.10 (D) _____ lighting track to be located within a zone measured 3 ft (900 mm) horizontally and 8 ft (2.5 m) vertically from the top of a bathtub rim or top of a shower stall threshold

does not permit

With _____ products, it takes two failures to create a shock hazard to the user.

double-insulated

Lighting track in residential installations are not permitted to be installed

in damp or wet locations, concealed locations, through walls or partitions

Fan speed controllers have internal circuitry that is engineered for use on inductive circuits. Do not use standard ________ to control fan motors

incandescent lamp dimmer

NEC 422.16(B)(4) permits a range hood to be cord and plug connected. The receptacle would be installed ____ the range.

inside the cabinetry

A popular use of ______ is to control one receptacle with a switch and leave one receptacle hot at all times

split wired receptacles

In a home office, you will never have enough wall receptacles. Plug in strips of the ___ type are always needed

surge protection

In addition to being fastened to the outlet box, the track for track lighting is generally fastened to the ceiling with ____

toggle bolts and screws


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