Deck 9: Lighting Branch Circuit for the Master Bedroom

Question 1

Briefly define what is meant by "gangable" boxes.

Answer 1

Gangable boxes can be combined to form larger boxes by removing their side walls and screwing them together.

Question 2

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

A) listed and marked as acceptable for fan support
B) metallic
C) secured by four screws
D) all of the above

Answer 2

A

Question 3

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

A) 25
B) 35
C) 50
D) 70

Answer 3

D

Question 4

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.

Question 5

A light dimmer ____ be used as a speed control for a ceiling fan or other motor.

A) should
B) should not

Question 6

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

A) are
B) are not

Question 7

Some types of panels and similar building elements are considered wall space when figuring receptacle spacing, and others are not. Match the following.
a.Receptacles required
b.Receptacles not required
Sliding glass panel

Question 8

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

Question 9

Because a homeowner may later decide to install a ceiling fan at any ceiling outlet box serving a lighting fixture, what precaution or provision for the future do many electricians take during original construction?

Question 10

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

A) push air down
B) draw air up
C) not be used
D) only be used on low

Question 11

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 ____.

A) listed as a box extension
B) by the same manufacturer as the box
C) marked with its cubic-inch volume
D) metallic and capable of being grounded

Question 12

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 ____.

A) homeowner's preferences
B) common sense
C) city building codes
D) cost

Question 13

How can you tell whether a metallic or nonmetallic outlet box is suitable for safely supporting a ceiling fan?

Question 14

Ceiling fan speed can be controlled by ____.

A) pull chain on the fan
B) speed control mounted in a wall box
C) remote control similar to TV/VCR type
D) any of the above

Question 15

Some types of panels and similar building elements are considered wall space when figuring receptacle spacing, and others are not. Match the following.
a.Receptacles required
b.Receptacles not required
Fixed room divider

Question 16

Some ceiling fan/light units have one lamp socket, whereas others have ____ lamp sockets.

A) four or five
B) six
C) seven
D) eight to ten

Question 17

Some types of panels and similar building elements are considered wall space when figuring receptacle spacing, and others are not. Match the following.
a.Receptacles required
b.Receptacles not required
Fixed glass panel

Question 18

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

A) 12 in. (300 mm)
B) 18 in. (450 mm)
C) 24 in. (600 mm)
D) 36 in. (900 mm)

Question 19

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

A) Weight
B) Torque (twisting motion, particularly when first starting)
C) Safe grounding
D) Vibration

Question 20

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