Article 100 (9 pages, 95 questions) Flashcards

Article 100 - 2008

1
Q

admitting close approach, not guarded by locked doors, elevation, or other effective means, is referred to as __________

A

accessible
(as applied to equipment)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

capable of being removed or exposed without damaging the building structure to finish, or not permanently closed in by the structure or finish of the building is known as ________

A

accessible
(as applied to wiring methods)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

capable of being reached quickly for operation, renewal, or inspections without resorting to portable ladders and such is known as

A

accessible, readily

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

the current in amperes a conductor can carry continuously, where the temperature will not be raised in excess of the conductor’s insulation temperature rating is called its ______
(see 310.10 and 320.15 for details and examples, figure 100-4)

A

ampacity

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

acceptable to the authority having jurisdiction means ______

A

approved

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

a device that established a connection between the conductors of the attached flexible cord and the conductors connected to the receptacle is called a(n)

A

ANY of these

-attachment plug
-plug cap
-plug

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

where no statutory requirements exists, the AHJ could be a property owner or his/ her agent, such as an architect or engineer

A

TRUE

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

a _________ is an area that includes a basin with a toilet, tub, or shower

A

Bathroom

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

bonded can be described as ______ to establish electrical continuity and conductivity

A

connected

resistance: opposition to current flow in DC circuit

impedance: opposition to current flow in AC circuit, inductive reactance, capacitive reactance

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

the connection between the grounded conductor and the equipment grounding conductor at the service is accomplished by installing a(n) _________ jumper

A

main bonding

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

the conductors between the final over current device protecting the circuit and the outlet(s) are known as _________ conductors

A

branch - circuit

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

a branch circuit that supplies only one utilization equipment is a(n) ______ branch circuit

A

individual

*“dedicated” has no meaning in the code

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

for a circuit to be considered a multi-wire branch circuit, it shall have _____

A

ALL of these:

  • two or more ungrounded conductors with a voltage potential between them

-a grounded conductor having equal voltage potential between it and each ungrounded conductor of the circuit

-a grounded conductor connected to the neutral or grounded terminal of the system

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

the NEC defines a(n) _________ as a structure that stands alone or that is cut off from adjoining structures by firewalls, with all the opening therin protected by approved fire doors.

A

Building.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

An enclosure for either surface mounting or flush mounting provided with a frame in which a door can be hung is called a(n)

A

cabinet

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

_________ is a term indicating that there is an intentional delay in the tripping action of the circuit breaker, which decreases as the magnitude of the circuit increases

A

inverse - time

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

a circuit breaker is a device designed to ____ the circuit automatically on a predetermined overcurrent without damage to itself when properly applied within its rating

A

open

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

a clothes closet is defined as a _______ room or space intended primarily for storage of garments and apparel

A

nonhabitable

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

communications equipment includes equipment used for the transmission of _____

A

All of these
-audio
-video
-data

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

cables are considered ______ is rendered inaccessible by the structure or finish of the building

A

concealed

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

a separate portion of a raceway system that provides access through a removable cover to the interior of the system, defines the term _________

A

conduit body

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
20
Q

a solderless pressure connector is a device that ________ between conductors or between conductors and a terminal by means of mechanical pressure

A

establishes a connection

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
21
Q

a load is considered to be continuous if the maximum current is expected to continue for _______ or more

A

3 hours

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
22
Q

a ______ is a device that governs, in some predetermined manner, the electric power delivered to the apparatus to which it is connected

A

controller

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
23
Q

the choice of overcurrent protective devices so that an overcurrent condition will be localized and restrict outages to the cicuit or equipment affected, is called _____

A

selective coordination

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
24
Q

_______ are designed for surface mounting with a swinging door

A

cutout boxes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
25
Q

the ______ of any system is the ratio of the maximum demand of a system, or part of a system, to the total connected load of a system

A

demand factor

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
26
Q

a unit of an electrical system that carries or controls electric energy as its principal function is a(n) ________

A

device

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
27
Q

a(n) ______ is a device by which the conductors of a circuit can be disconnected from their source of supply

A

disconnecting means

*in sight of/ within sight of

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
28
Q

a _____ is a single unit that provides independent living facilities for persons, including permanent provisions for living, sleeping, cooking, and sanitation.

A

dwelling unit

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
29
Q

a building that contains three or more dwelling units is called a ______

A

multifamily dwelling

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
30
Q

a fixed, stationary, or portable self-contained, electrically illuminated equipment with words or symbols designed to convey information or attract attention, describes _____

A

an electric sign

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
31
Q

as used in the NEC, equipment includes _________

A

ALL of these:
-fittings
-appliances
-machinery

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
32
Q

on or attached to the surface or behind access panels designed to allow access is known as _____

A

exposed

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
33
Q

the NEC defines a ______ as “all circuit conductors between the service equipment, the source of a separately derived system, or other power-supply source and the final branch-circuit overcurrent device”

A

feeder

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
34
Q

an accessory, such as a locknut, intended to perform a mechanical function best describes a _______

A

fitting

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
35
Q

a ________ is a building or portion of a building in which one or more self-propelled vehicles can be kept for use, sale, storage, rental, repair, exhibition, or demonstration purposes.

A

garaje

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
36
Q

the word “earth” best describes what NEC term

A

ground

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
37
Q

“connected to ground or to a conductive body that extends the ground connection” is called _________

A

grounded

38
Q

a circuit conductor that is intentionally grounded is called a ________

A

grounded conductor

39
Q

“connected to ground without the insertion of any resistor or impedance device” is ______

A

solidly grounded

40
Q

a device intended for the protection of personnel that functions to de-energize a circuit or portion there of within an established period of time when a current to ground exceeds the values established for a Class A device, is an ______

A

ground- fault circuit interrupter

41
Q

a “class A” GFCI-protection device is designed to trip when the ground-fault current is ______ or higher

A

6 mA

42
Q

a system intended to provide protection of equipment from damaging line-to-ground fault currents by opening all ungrounded conductors of the faulted circuit at current levels less that the supply circuit overcurrent device defines the term _______

A

ground-fault protection of equipment installed

43
Q

the installed conductive path that connects normally noncurrent-carrying metal parts of equipment together and to the system grounded conductor or to the grounding electrode conductor, or both, is known as a(n) _____

A

equipment grounding conductor

44
Q

a conducting object through which a direct connection to earth is established is a _____

A

grounding electrode

45
Q

a conductor used to connect the system grounded conductor or equipment to a grounding electrode or to a point on the grounding electrode system is called the ______ conductor

A

grounding electrode

250.66

46
Q

a ______ is an accommodation that combines living, sleeping, sanitary, and storage facilities within a compartment

A

guest room

47
Q

a ________ is an accommodation with two or more contiguous rooms comprising a compartment that provides living, sleeping, sanitary, and storage facilities

A

guest suite

48
Q

a handhole enclosure is an enclosure for use in underground systems, provided with an open or closed bottom, and sized to allow personnel to

A

reach into but not enter

49
Q

“recognized as a suitable for the specific purpose, function, use, environment, and application” is the definition of _____

A

identified (as applied to equipment)

50
Q

within sight means visible and not more than ______ distant from the equipment

A

50ft

51
Q

the highest current at rated voltage that a device is intended to interrupt under standard test conditions is the ________

A

interrupting rating

52
Q

a device that provides a means to connect ________ systems grounding and bonding conductors to the building grounding electrode system is an intersystem bonding termination

A

communications

53
Q

a kitchen is defined as an area with a sink and _____ facilities for food preparation and cooking

A

permanent

54
Q

equipment or materials to which a symbol or other identifying mark or a product evaluation organization that is acceptable to the AHJ has been attached is known as _______

A

labeled

55
Q

an outlet intended for the direct connection of a lampholder or a luminaire is a(n)

A

lighting outlet

56
Q

listed equipment or materials is included in a ______ published by testing labratory acceptable to the AHJ

A

list

57
Q

a ________ location would be protected from weather and not subject to saturation with water or other liquids, such locations include partially protected locations under canopies, marquees, and roofed open porches

A

damp

58
Q

a ________ location may be temporarily subject to dampness and wetness

A

dry

59
Q

conduit installed underground or encased in concrete slabs that are in direct contact with the earth is considered a _______ location

A

wet

60
Q

the term “luminaire” includes an individual lampholder

A

false

61
Q

a neutral conductor is the conductor connected to the _______ of a system, which is intended to carry neutral current under normal conditions

A

neutral point

62
Q

the common point on a wye-connection in a polyphase system describes a neutral point

A

TRUE

63
Q

a(n) ________ is a point on the wiring system at which current is taken to supply utilization equipment

A

outlet

64
Q

outline lighting may include an arrangement of ______ to outline or call attention to the shape of a building

A

ANY of these

-incandescent lamps
-electric-discharge lighting
-electrically powered light sources

65
Q

any current in excess of the rated current of equipment or the ampacity of a conductor is called _______

A

overcurrent

overload, short circuit, ground fault

66
Q

an overload is the same as a short circuit or ground fault

A

FALSE

67
Q

a panel, including buses and automatice overcurrent devices, designed to be placed in a cabinet or cutout box and accessible only from the front

A

panelboard

68
Q

a ________ is a chamber to which one or more ducts are connected and form part of the air distribution system

A

plenum

69
Q

premises wiring includes ______ wiring from the service point or power source to the outlets

A

ALL of these

-interior
-exterior
-underground

70
Q

the NEC defines a(n) ______ as one who has skills and knowledge related to the construction and operation of the electrical equipment and installations and has received safety training to recognize and avoid hazards involved

A

qualified person

71
Q

HFPA 70E-2004, Standard for Electrical Safety in the Workplace, provides information to help determine the electrical safety training requirements expected of a “qualified person”

A

TRUE

72
Q

a raceway is an enclosure designed for the installation of conductors, cables, or busbars

A

TRUE

73
Q

a contact device installed at an outlet for the connection of an attachment plug is known a(n) ________

A

receptacle

74
Q

a single receptacle is a single contact device with no other contact device on the same

A

yoke

75
Q

an opening in an outlet box where one of more receptacles have been installed is called ______

A

receptacle outlet

76
Q

when one electrical circuit controls another circuit through a relay, the first circuit is called a ______

A

remote control circuit

77
Q

a(n) _________ system is a premises wiring system whose power is derived from a source of electric energy that has no direct electrical connection to supply conductors originating in another system

A

separately derived

78
Q

the conductors from the electric utility that deliver electric energy to the premises is called ______

A

service

79
Q

service conductors originate at the service point and terminate at the service equipment

A

TRUE

80
Q

overhead service conductor from the last pole or other aerial support to and including the splices, if any, are called ____ conductors

A

service-drop

81
Q

the _____ is necessary equipment, usually consisting of a circuit breaker(s) or swith(es) and fuse(s) and their accessories, connected to the load end of service conductors, and intended to constitute the main control and cutoff of the supply

A

service equipment

82
Q

underground service conductors between the street main and the first point of connection to the service entrance conductors are known as the _____

A

service lateral

83
Q

the ____ is the point of connection between the serving utility and the premises wiring

A

service point

84
Q

the prospective symmetrical fault current at a nominal voltage to which an apparatus or system is able to be connected without sustaining damage exceeding defined acceptance criteria is known as _____

A

short circuit current rating

85
Q

a signaling circuit is any electric circuit that energizes signaling equipment

A

TRUE

86
Q

special permission would be the written consent from the ______

A

AHJ

87
Q

a structure is that which is built or constructed

A

TRUE

88
Q

a(n) ______ is intended to provide limited overcurrent protection for specific applications and utilization equipment, such as luminaires and applications. this limited protection is in addition to the protection provided by the required branch-circuit overcurrent protective device

A

surge protection device

89
Q

a surge protective device (SPD) intended for installation on the load side of the service disconnect overcurrent device, including SPDs located at the branch panel, is a _____ SPD

A

type II

type I - line
type III - 30 ft away
typle IV - at equipment

90
Q

a switch constructed so that it can be installed in device boxes or on box covers, or otherwise used in conjunction with wiring systems recognized by the NEC is called a _____ switch

A

general use snap

91
Q

ungrounded describes “not connected to ground or a conductive body that extends the ground connection”

A

TRUE

92
Q

the voltage of a circuit is defined by the Code as the _______ root-mean-square (effective) difference of potential between any two conductors of the circuit

A

greatest

93
Q

a value assigned to a circuit or system for the purpose of conveniently designating its voltage class such as 120/240 V is called _________ voltage

A

nominal