CH 117

अब Quizwiz के साथ अपने होमवर्क और परीक्षाओं को एस करें!

An incandescent lamp luminaire is required to be marked with its ___. Select one: a.voltage and current rating b.maximum lamp wattage c.either a or b d.neither a nor b

b. maximum lamp wattage

GFCI protection can be provided for receptacles serving kitchen countertop areas in a dwelling by installing ___. Select one: a.a dual-function AFCI/GFCI circuit-breaker on each 20-ampere small appliance branch circuit b.an AFCI circuit breaker with GFCI receptacles at each location c.an AFCI circuit breaker with a GFCI receptacle at the first outlet on the circuit which can then protect downstream receptacles on the circuit d.any of these Feedback

D. any

ampacity

The rated current-carrying capacity (in amperes) of an electrical component.

Section 250.110 in the NEC® requires all ___ non-current-carrying metal parts of electrical equipment in bathrooms to be grounded. Select one: a.exposed b.concealed

a. exposed

Good housekeeping ___. Select one: a.is an OSHA requirement b.saves time c.keeps you safe d.all of these

d. all

IDCI is an abbreviation for ___. Select one: a.Immersion Detection Circuit Interrupter b.Immediate Disconnection of Circuit Current (I) c.Indicator of Device Cord Immersion d.none of these

a, immersion detection circuit interupter

The Code reference that specifies the required number of receptacles in a dwelling hallway is ___. Select N/A (not applicable) if there is not a Code reference for this. Select one: a.210.52(H) b.210.60(B) c.210.52(A)(3) d.210.70(A)(2)(a) e.N/A

a. 210.52(H)

When a receptacle is located ___, it is required to be GFCI protected.I. above the kitchen countertop and within 8 feet of a sink at a restaurantII. in a bathroom adjacent to a basin in an office buildingIII. outside on the exterior front wall of an elementary school Select one: a.I, II & III b.II & III only c.I & II only d.I & III only e.II only

a. I,II,III

Established walkways on the jobsite should be kept clear of debris. Select one: a.True b.False

a. true

Are outdoor luminaires permitted to be attached to living trees? Select one: a.Yes b.No

a. yes

In a bathroom, exposed non-current-carrying metal parts shall be connected to an equipment grounding conductor if they are within ___ horizontal feet of a grounded surface or object. Select one: a.5 b.8 c.3 d.6

a.5

How many 20-amp kitchen countertop receptacle circuits are required in a restaurant? Select one: a.2 b.0 c.3 d.1

b. 0

Article ___ of the NEC® defines a bathroom. Select one: a.90 b.100 c.200 d.300

b. 100

Where installed outside on the patio of your house, receptacles ___ permitted to be connected to one of the 20-ampere, small-appliance branch circuits serving the kitchen or dining area. Select one: a.are b.are not

b. are not

Partially protected areas, such as under the roof of the open front porch of a house, are considered ___ locations according to the NEC®. Select one: a.wet b.damp c.dry d.non-rated

b. damp

A free-standing cabinet is to be installed in a science classroom at a high school. The plans show a listed receptacle installed face-up in the cabinet countertop. Does Section 406.5 in the NEC® prohibit this installation? Select one: a.Yes b.No

b. no

A free-standing cabinet is to be installed in a science classroom at a high school. The plans show a receptacle that is to be installed face-up in the cabinet countertop. Does Section 406.5(E) in the NEC® prohibit this installation? Select one: a.Yes b.No

b. no

When cleaning up a jobsite at the end of the day, you should ___. Select one: a.pile everything in the middle of the room b.put things where they belong c.throw everything away d.any of these

b. put things where they belong

As a minimum requirement, luminaires installed on the outside of an office building under a covered entryway must be marked as ___. Select one: a.suitable for wet locations b.suitable for damp locations c.suitable for dry locations

b. suitable for damp locations

Good housekeeping on the jobsite ___. Select one: a.affects how much work you get done b.affects your safety c.both a and b d.neither a nor b

c, both a and b

The fewest number of 20-amp kitchen countertop receptacle circuits that are permitted to be installed in a kitchen in a house is ___. Select one: a.0 b.1 c.2 d.3

c. 2

A 3-gang switch box is to be constructed using metal device (switch) boxes. The box assembly will contain two three-ways and one dimmer switch. External connectors will be used on the MC cables entering the box. Remember: MC contains a ground. Three 12-3 cables plus one 12-2 enter the box assembly. The shallowest boxes you can use are ___" deep. Select one: a.2 b.31/2 c.23/4 d.21/2 e.21/4

c. 2 3/4

Section ___ in the NEC® specifies the number of receptacles to be installed along a kitchen countertop in a house.Note: Select N/A (not applicable) if there is not an NEC® requirement. Select one: a.210.11(C)(1) b.210.70(A)(1) c.210.52(C)(1) d.N/A

c. 210.52(C)(1)

The Code reference that requires luminaires installed in specific locations (such as wet, damp, or dry) to have markings identifying the luminaire as suitable for that location is ___. Select N/A (not applicable) if there is not a Code reference for this. Select one: a.410.96 b.410.11 c.410.10(A) d.410.155(A) e.N/A

c. 410.10(A)

In a dwelling, how many receptacles are permitted to be installed on the wall within 3 feet of a bathtub? Select one: a.two are permitted if GFCI protected b.quantity not limited by the NEC® c.none are permitted d.no more than oneq

c. non are permitted

Section ___ in the NEC® requires that receptacles in office building bathrooms be GFCI protected. Select N/A (not applicable) if there is not a Code reference for this. Select one: a.210.8(A)(7) b.210.8(A)(1) c.210.8(B)(3) d.210.8(B)(1) e.N/A

d. 210.8(B)(1)

In a bathroom in a house, at least one receptacle must be installed within ___ of the outside edge of each basin, and this receptacle must be located on the wall or partition adjacent to the basin. Select one: a.12 inches b.18 inches c.24 inches d.36 inches

d. 36

The Code reference that permits or prohibits surface-mounted luminaire installations in shower enclosures is ___. Select N/A (not applicable) if there is not a Code reference for this. Select one: a.410.10(A) b.210.8(B)(1) c.210.52(D) d.410.10(D) e.N/A

d. 410.10(D)

Which of the following 125-volt, 15- and 20-ampere receptacles installed in kitchen and dining room areas in a dwelling is (are) permitted to be connected to one of the two 20-ampere small-appliance circuits? Select one: a.a receptacle installed to plug in a gas appliance to serve the ignition and/or clock devices b.a receptacle installed to plug in a refrigerator c.a receptacle installed below the sink to serve a food-waste disposer d.a & b only e.a, b & c

d. A&B only

An orderly work site ___. Select one: a.makes you more productive b.enables you to more easily find material and tools c.avoids duplicate material orders d.all of these

d. all

A bathroom is defined as an area including a basin, with one or more of the following: ___. Select one: a.toilet b.tub c.shower d.any of these

d. any

How must a luminaire (fixture) be marked that is installed outside, exposed to the weather? Select one: a.Suitable for dry locations b.No marking is necessary c.Suitable for damp locations d.Suitable for wet locations

d. suitable for wet

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. Select one: a.Type SJT b.three-wire c.16 AWG or larger d.two-wire

d. two wire

In a suspended ceiling system, lay-in luminaires shall be securely fastened to the ceiling framing member by mechanical means such as ___. Select one: a.listed clips b.bolts c.rivets d.screws e.any of these

e. any

Which of the following 125-volt, 15- and 20-ampere receptacle(s) installed in kitchens is required to be connected to one of the two 20-ampere small-appliance circuits serving the kitchen and dining room areas in a dwelling? Select one: a.a receptacle installed to plug in a gas appliance to serve the ignition and/or clock devices b.a receptacle installed to plug in a refrigerator c.a receptacle installed below the sink to serve a food-waste disposer d.all of these e.none of these

e. none


संबंधित स्टडी सेट्स

Ch2 - Comm & Cust. Service Skill

View Set

LearningCurve: 8e. Resistance to Persuasion

View Set

Module 4: Time and Stress Management

View Set

Chapter 10: Director's Duties and Liabilities

View Set

laboratory-related nongovernmental organizations

View Set

sociology - Gender, sex and sexuality 9

View Set