Blueprint reading finale
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
When using non-metallic boxes, referred to table 310.14 B M, based the volume allowance on____________ for each 12 AWG conductors, and for the volume allowance in the wiring device, cable, clamps, and equipment, grounding, conductors
2.25 in.³
Receptacle outlets must be installed in any wall space _______ or more and with
24 inches
Ceilings, suspended paddle fans, must not be located within a zone measured________ horizontally, and_________ vertically from the top of the bath, tub, rim, or top of the shower, shower stall threshold
3 feet, 8 feet
Some inspectors consider the area within a ____ angle from a roof line or overhang to be a damp location.
45º
A typical Home type ceiling fan motor draws_________ watts this is approximately .4 slightly over .8 amper
50-100
The outlet box or outlet boxes of a ceilings, suspended fan must not support more________ pounds must
70
GFCI protection can be provided for convenience, receptacles serving kitchen countertops, areas by
All of the above
When using non-metallic boxes the volume allowance is based on_______
All of these
Ceiling fan speed can be controlled______
Any of the above
The depth of cover may be reduced based on having GFCI protection, and
Being on a circuit rated 20 A or less
The selection of outlet boxes and switch boxes is made by the electrician. These decisions are based off court requirements, space allowance, good wiring practices, and.________
Common sense
With ______ products, it takes two failures to create a shock hazard to the user
Double insulated
When measuring the hallway to determine whether receptacles needed measure
Down the centerline
During the winter, it is suggested that paddle fans should
Draw air upwards
Is it permissible to use a standard incandescent dimmer to control fan motors, fluorescent ballast transformers, low-voltage lighting systems, motor operated appliances or other inductive loads true or false
False
Major manufactures of ceiling fans, recommend directing the air upwards in the summer to benefit from the wind, chill effect, and downwards in the winter, true or false
False
Receptacle outlets must be installed, so no point along the floor line is more than 6 feet measured horizontally from the outlet that is based including any wall space more than 36 inches or more and width true or false
False
Some ceiling fan/lighting units have one lamp socket were others have________ lamps sockets
Four or five
A device such as a receptacle installed on a post fixture installed outdoors is required to be provided with___________ protection
GFCI
When installing a a ceiling paddle fan the outlet must be
Listed and marked as acceptable for fan support
Lighting fixtures intended for insulation, wet location must be
Marked suitable for what location
Arise plaster cover is permitted to increase the maximum number of conductors permitted in an outlet box when it is
Marked with the cubic inch volume
Recessed or surface-mounted luminaires and recessed exhaust fans ____ be located within the restricted zone near the bathtub.
May
Which of the following is not a reason that ceiling fans must be specially supported
Safe grounding
A light dimmer_________ be used as a speed control for a ceiling fan or other motor
Should not
Lumineers installed where protected from the weather, and not subject to saturation with water are marked
Suitable for damp location
NC 210.52(1) requires that receptacle to be provided for wall spaces________ feet or more and width in a foyer
Three
A bathroom is defined as an area, including a basin with one or more of which items
Toilet tub bite it any of the above
Bathroom receptacles can be GFCI protected by either installing GFCI receptacles or installing GFCI circuit breakers in the panelboard true or false
True
Lumineers and what locations are made so that water cannot enter or accumulate in lamphold____________ or other electrical parts
Wiring components
According to NEC 406.9, receptacles ____ permitted to be installed in bathtub and shower spaces.
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
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
A location exposed to the weather is a ____ location.
wet
Install luminaires listed for ____ locations if they will be subject to shower spray.
wet