Deck 12: Lighting Branch Circuit and Small-Appliance Circuits for the Kitchen

Question 1

A single receptacle on a 20-ampere individual branch circuit must be rated ____________________.

Answer 1

20 amperes
20 ampere

Question 2

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

A) at least temporary
B) permanent
C) normal
D) stationary

Answer 2

B

Question 3

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 since the receptacle is ____________________ the refrigerator.

Answer 3

behind

Question 4

When a luminaire is connected to the conductors, the outlet is referred to as a ____ outlet.

A) luminaire
B) receptacle
C) simple
D) lighting

Question 5

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

A) sones
B) decibels
C) tenor
D) range

Question 6

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?

A) lighting
B) exhaust fan
C) clock outlet
D) none of the above

Question 7

GFCI protection can be provided for convenience receptacles serving kitchen countertop areas by ____.

A) GFCI circuit breakers
B) installing a GFCI-protected receptacle at each location
C) installing a single feed-through type GFCI receptacle to protect downstream receptacles
D) all of the above

Question 8

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

A) behind
B) inside the cabinetry above
C) no more than six inches from
D) to the left of

Question 9

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

Question 10

Cord-and-plug-connected appliances shall not exceed ____ percent of the branch-circuit rating.

A) 50
B) 60
C) 70
D) 80

Question 11

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

A) adding an additional wire
B) splitting the wires
C) diverting a circuit
D) breaking off the small metal tab on the terminals

Question 12

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

A) 1,440 watts
B) 1,500 volt-amperes
C) 1,920 watts
D) 2,400 volt-amperes

Question 13

The receptacle for a kitchen refrigerator is permitted to be supplied by a(n) ____________________ branch circuit.

Question 14

Countertop receptacles must be served by at least ____-ampere small appliance circuits.

A) one 20
B) two 20
C) one 15
D) two 15

Question 15

When installing a multiwire branch circuit, a means must be provided to simultaneously disconnect all of the hot conductors at the panelboard where the circuit originates. This means is normally a(n) ____________________.

Question 16

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

A) is
B) is not

Question 17

Because of the dangers associated with the open neutral (grounded conductor), NEC 300.13(B) does not permit the continuity of the ____ conductor to depend on a receptacle.

A) ungrounded
B) grounded (neutral)
C) both a and b
D) none of the above

Question 18

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

A) when they are within 6 feet of the sink
B) under all circumstances
C) unless provided with assured grounding conductor protection
D) none of the above

Question 19

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

A) to be supplied by at least two 20-ampere small appliance circuits
B) to have GFCI protection for personnel
C) to be installed within 24 inches of the sink
D) both a and b

Question 20

A(n) ____ receptacle can be hidden behind a painting or photograph that you want to light up.

A) sunken
B) adjusted
C) hidden
D) clock hanger