Deck 2: Definitions

Question 1

An appliance branch circuit supplies energy to one or more outlets for the purpose of ____.

A) connecting appliance(s)
B) distributing load
C) connecting circuit branches
D) providing a ground

Answer 1

A

Question 2

"Equipment" is a general term, including fittings, devices, appliances, luminaires, apparatus, machinery, etc. used ____ in an electrical installation.

A) exclusively
B) directly or indirectly
C) only indirectly
D) sporadically

Answer 2

B

Question 3

A load having the maximum level of current sustained for three hours or more is referred to as a ____ load.

A) contiguous
B) distributed
C) continuous
D) maximized

Answer 3

C

Question 4

Conductors in concealed raceways, even though they may become accessible by withdrawing them, are still considered ____.

A) concealed
B) inaccessible
C) grounded
D) distributed

Question 5

A feeder consists of all circuit conductors located ____.

A) within a panel board or junction box
B) within the main branch line and the overcurrent device
C) between the service equipment, a power supply source, and the final branch-circuit overcurrent device
D) along a fitting

Question 6

A(n) ____ is a device intended to provide protection from the effects of arc faults by recognizing characteristics unique to arcing.

A) circuit interruptor (CI)
B) arc-fault circuit interruptor (AFCI)
C) grounded circuit interruptor (GCI)
D) diagnostic arc-fault interruptor (DACI)

Question 7

____ wire, together with strain insulators, is used to support conductors in all spans exceeding 40 ft.

A) Overhead
B) Outdoor
C) Messenger
D) Medial

Question 8

An attachment plug establishes connection between ____.

A) conductors of the attached flexible cord and the conductors permanently connected to the receptacle
B) conductors of the attached flexible cord and a suitable ground
C) junction box and a suitable ground
D) junction box and the attached flexible cord

Question 9

Ready accessibility to wiring in luminaires is ____.

A) required in all cases
B) required when a building is considered "public"
C) not required
D) not required if there is a junction box nearby

Question 10

Panelboards having doors or covers are considered ____.

A) accessible
B) inaccessible
C) grounded
D) guarded

Question 11

Overcurrent devices do not have to be readily accessible if ____.

A) located within a grounded junction box
B) the disconnecting means is readily accessible
C) the total load of the adjacent circuit does not exceed local standards
D) located adjacent to the equipment where access is achieved by the use of portable means

Question 12

A(n) ____ is an accessory, such as a locknut or bushing, whose function is primarily mechanical, rather than electrical, in nature.

A) ancillary
B) fitting
C) offshoot
D) conductor

Question 13

Wiring components are considered accessible if (1) access can be gained without damaging the structure or finish of the building or if (2) they are ____.

A) not permanently closed in by the structure or finish of the building
B) included as necessary components of the wiring diagram
C) removable with minimal destruction to surrounding infrastructure
D) wired to a luminaire that is accessible

Question 14

When metal parts are required to be electrically connected, a(n) ____ is installed, thereby guaranteeing the required electrical conductivity.

A) suitable ground (equipment ground)
B) main bonding jumper
C) appliance branch
D) reliable conductor (bonding jumper)

Question 15

A grounding electrode is a(n) ____ object that establishes a direct connection to earth.

A) conducting
B) non-conducting
C) insulating
D) semi-conducting

Question 16

The neutral point is the common point on a ____ in a polyphase system.

A) bye-connection
B) branch circuit
C) wye-connection
D) delta circuit

Question 17

All conductors of a multiwire branch circuit must originate from ____.

A) the same common branch
B) the same junction box
C) separate panelboards
D) the same panelboard or similar distribution equipment

Question 18

A multiwire circuit must consist of conductors connected to ____.

A) different branches
B) different phases
C) the same phases
D) the same branch

Question 19

Grounded (grounding) is defined as being ____.

A) connected to ground or to a conductive body that extends the ground connection
B) located along a circuit that includes a panel board
C) connected to a bonded locknut
D) located adjacent to the main bonding jumping

Question 20

A neutral conductor is defined as the conductor connected to the ____ that is intended to carry current under normal conditions.

A) main junction box
B) neutral point of a system
C) central branch ground
D) main bonding juction

Question 21

A point in a wiring system from which current is taken to supply utilization equipment is known as a(n) ____.

A) outlet
B) supply circuit
C) cross-over
D) inlet

Question 22

A separately derived system is an electrical source, other than a service, having ____ connection(s) to circuit conductors of any other electrical source other than those established by grounding and bonding connections.

A) indirect
B) direct
C) no direct
D) complete

Question 23

A service point can be described as the point of demarcation between where the ____ ends and the premises wiring begins.

A) nearest accessible junction box
B) serving utility
C) junction panel
D) ground circuit

Question 24

An ____ is the organization, office, or individual responsible for enforcing the requirements of a code.

A) AHJ
B) AEC
C) EEC
D) AEJ

Question 25

A contact device installed at an outlet for the connection of an attachment plug is a(n) ____.

A) jump-off
B) outlet contact
C) ground
D) receptacle