Understanding NEC Articles 200 & 210 Flashcards
A system or circuit conductor that is intentionally grounded is called a(an) _____.
Answer 1: grounding conductor
Answer 2: unidentified conductor
Answer 3: grounded conductor
Answer 4: grounding electrode conductor
Answer 3: grounded conductor
100 Grounded Conductor
A _____ is an accommodation that combines living sleeping sanitary and storage facilities within a compartment.
Answer 1: guest room
Answer 2: guest suite
Answer 3: dwelling unit
Answer 4: single-family dwelling
Answer 1: guest room
100 Guest Room
A _____ is an accommodation with two or more contiguous rooms comprising a compartment that provides living sleeping sanitary and storage facilities.
Answer 1: guest room
Answer 2: guest suite
Answer 3: dwelling unit
Answer 4: single-family dwelling
Answer 2: guest suite
100 Guest Suite
A laundry area is an area containing or designed to contain a _____.
Answer 1: laundry tray
Answer 2: clothes washer
Answer 3: clothes dryer
Answer 4: any of these
Answer 4: any of these
100 Laundry Area
The _____ is the neutral point.
Answer 1: common point on a wye-connection in a polyphase system
Answer 2: midpoint on a single-phase 3-wire system
Answer 3: midpoint of a single-phase portion of a 3-phase delta system
Answer 4: any of these
Answer 4: any of these
100 Neutral Point
Article 200 provides the requirements for _____.
Answer 1: identification of terminals
Answer 2: grounded conductors in premises wiring systems
Answer 3: identification of grounded conductors
Answer 4: all of these
Answer 4: all of these
200.1(1), (2), and (3)
The continuity of a grounded conductor shall not depend on a connection to _____.
Answer 1: a metal enclosure
Answer 2: a raceway
Answer 3: cable armor
Answer 4: any of these
Answer 4: any of these
200.2(B)
An insulated grounded conductor _____ or smaller shall be identified by a continuous white or gray outer finish or by three continuous white or gray stripes along its entire length on other than green insulation.
Answer 1: 8 AWG
Answer 2: 6 AWG
Answer 3: 4 AWG
Answer 4: 3 AWG
Answer 2: 6 AWG
200.6(A)(1), (2), and (3)
At the time of installation grounded conductors _____ or larger can be identified by a distinctive white or gray marking at their terminations.
Answer 1: 10 AWG
Answer 2: 8 AWG
Answer 3: 6 AWG
Answer 4: 4 AWG
Answer 4: 4 AWG
200.6(B)(4)
Where grounded conductors of different nominal voltage systems are installed in the same raceway cable or enclosure each grounded conductor shall be identified to distinguish the systems by _____.
Answer 1: a continuous white or gray outer finish
Answer 2: a grounded conductor with an outer covering of white or gray with a distinguishable colored stripe other than green
Answer 3: other identification allowed by 200.6(A) or (B) that distinguishes each nominal voltage system grounded conductor
Answer 4: any of these
Answer 4: any of these
200.6(D)(1), (2), and (3)
The white conductor within a cable assembly can be used for a(an) _____ conductor where permanently reidentified to indicate its use as an ungrounded conductor at each location where the conductor is visible and accessible.
Answer 1: grounded
Answer 2: ungrounded
Answer 3: equipment grounding
Answer 4: grounding electrode
Answer 2: ungrounded
200.7(C)(1)
For devices with screw shells the terminal for the ____ shall be the one connected to the screw shell.
Answer 1: grounded conductor
Answer 2: ungrounded conductor
Answer 3: equipment grounding conductor
Answer 4: forming shell terminal
Answer 1: grounded conductor
200.10(C)
Article 210 provides the general requirements for _____ not over 1000V ac 1500V dc nominal.
Answer 1: outside branch circuits
Answer 2: branch circuits
Answer 3: ungrounded conductors
Answer 4: feeder calculations
Answer 2: branch circuits
210.1
Each multiwire branch circuit shall be provided with a means that will simultaneously disconnect all _____ conductors at the point where the branch circuit originates.
Answer 1: circuit
Answer 2: grounded
Answer 3: grounding
Answer 4: ungrounded
Answer 4: ungrounded
210.4(B)
Multiwire branch circuits shall supply only _____.
Answer 1: line-to-neutral loads
Answer 2: branch circuits in dwelling units
Answer 3: conductors originating from different panelboards
Answer 4: three-phase loads
Answer 1: line-to-neutral loads
210.4(C)
Where the premises wiring system has branch circuits supplied from more than one nominal voltage system each _____ conductor of a branch circuit shall be identified by phase or line and by nominal voltage system at all termination connection and splice points.
Answer 1: neutral
Answer 2: ungrounded
Answer 3: grounding
Answer 4: all of these
Answer 2: ungrounded
210.5(C)(1)
Where a different nominal voltage system is added to a(an) _____ installation branch-circuit identification is only required for the new one.
Answer 1: new
Answer 2: existing
Answer 3: remodeled
Answer 4: repaired
Answer 2: existing
210.5(C)(1) Ex
In dwelling units and guest rooms or guest suites voltage shall not exceed 120V for cord and plug equipment connected to loads rated _____.
Answer 1: 1440 VA
Answer 2: 1500 VA
Answer 3: 1800 VA
Answer 4: 2400 VA
Answer 1: 1440 VA
210.6(A)(2)
If two or more branch circuits supply devices or equipment on the same yoke or mounting strap a means to simultaneously disconnect the ungrounded supply conductors shall be provided _____.
Answer 1: at the point where the branch circuits originate
Answer 2: at the location of the device or equipment
Answer 3: at the point where the feeder originates
Answer 4: within sight of the device or equipment
Answer 1: at the point where the branch circuits originate
210.7
A listed Class A GFCI shall provide protection in accordance with 210.8(A) through (F). The GFCI protective device shall be installed in a(an) _____ location.
Answer 1: circuit breaker type only
Answer 2: accessible
Answer 3: readily accessible
Answer 4: concealed
Answer 3: readily accessible
210.8
For the purposes of section 210.8 the distance from receptacles shall be measured as the shortest path the power supply cord connected to the receptacle would follow without piercing a _____ or fixed barrier.
Answer 1: floor
Answer 2: wall
Answer 3: ceiling
Answer 4: any of these
Answer 4: any of these
210.8 Cord Length.
GFCI protection shall be provided for all 125V through 250V receptacles installed in dwelling unit _____.
Answer 1: attics
Answer 2: garages and accessory buildings
Answer 3: utility rooms
Answer 4: dens
Answer 2: garages and accessory buildings
210.8(A)(2)
All 125V through 250V receptacles installed in crawl spaces at or below grade level of dwelling units shall have _____ protection.
Answer 1: AFCI
Answer 2: GFCI
Answer 3: GFPE
Answer 4: none of these
Answer 2: GFCI
210.8(A)(4)
GFCI protection shall be provided for all 125V through 250V _____ in dwelling unit basements.
Answer 1: receptacles
Answer 2: switches
Answer 3: outlets
Answer 4: disconnects
Answer 1: receptacles
210.8(A)(5)