Page 1 of 31
Requesting 6 hours of continuing education for Journeyman & Master Electricians also UDC Electrical Inspectors & Commercial Electrical Inspectors.
Instructions:
- Print these pages.
- Circle the correct answers.
- Page down to the last page for the verification forms and mailing instructions.
- Use the 2008 & 2011 NEC code book tocompare and analyzing the code changes.
- 6 hours of continuing education for Journeyman & Master Electricians also UDC Electrical Inspectors & Commercial Electrical Inspectors.
2011 NEC Code Updates Part 4
1. 450.14 Transformers - Disconnecting Means. Transformers other than ______are required to have a disconnecting means located either in sight of the transformer or in a remote location.
a. Class 1
b. Class 2
c. Class 3
d. both c & b
------
2. 450.14 Transformers - Disconnecting Means. Where located in a remote location, the disconnecting means must be______and the location must be field marked on the transformer
a. lockable
b. with in sight
c. none of the above
d. both a & b
------
3.450.14 Transformers - Disconnecting Means.New disconnecting means requirements were added for transformers (otherthan Class 1 or Class 2).
a. true
b. false
------
4.480.2 Definitions: Storage Batteries. The new definition for "Battery System" and revision of "Nominal Battery Voltage" was added.
a. true
b. false
------
5. 480.2 Definitions: Storage Batteries. Battery System: Interconnected battery subsystems
consisting of one or more storage batteries andbattery chargers, and can include ______.
a.inverters
b. converters
c. associated electricalequipment
d. all of the above
------
6. 480.2 Definitions: Storage Batteries.Nominal Battery Voltage: The voltage of a battery basedon the ______of cellsin the battery.
a.number
b. type
c. both a & b
d. neither a or b
------
7. 480.2 Definitions: Storage Batteries.Informational Note: The most commonnominal cell voltages are:
a.2 volts percell for the lead-acid systems, 4 voltsper cell for Li-ion systems
b.1.2 voltsper cell for alkali systems
c. 4 voltsper cell for Li-ion systems
d. all of the above
------
8.480.2 Definitions: Storage Batteries. Nominal voltages might vary withdifferent chemistries.
a. true
b.false
------
9. 480.2 Definitions: Storage Batteries. A new definition for battery system and a revision for nominal batteryvoltage occurred at ______.
a. 480.2
c. 500.2
c. both a & b
d. neither a or b
------
10.500.2 Definitions (Hazardous Locations). A new definition for "Combustible Dust" has been added at______.
a. 480.2
c. 500.2
c. both a & b
d. neither a or b
------
11. 500.2 Definitions (Hazardous Locations). Combustible Dust: Any finely divided solid material that is ______or smaller in diameter {material passing a U.S. No. 40 Standard Sieve).
a.420 microns
b.0.017 in.
c. both a & b
d. neither a or b
------
12. 500.2 Definitions (Hazardous Locations). Combustible Dust: Any finely divided solid material that has presents a fire or explosion hazard when ______in air. [NFPA 499, 2008]
a. dispersed
b.ignited
c. both a & b
d. neither a or b
------13.A new definition for combustible dust has been added at______.
a. 501.30
b. 500.2
c. both a & b
d.480.2
------
14.501.30(B) Types of EGCs (Class I, Div 1 and 2). ______installed in Class I,Division 1 and 2 locations must include an equipment bonding jumper of thewire type in compliance with 250.102
a.Flexible metal conduit
b.liquidtight flexible metal conduit
c. none of the above
d. both a & b
------
15. 501.30(B) Types of EGCs (Class I, Div 1 and 2). Exception: Equipment bonding jumper permitted to be deleted where listedliquidtight flexible metal conduit 1.8 m (6 ft) or less in length, with fittings listedfor grounding, is used with overcurrent protection in the circuit is 10 amperesor less and the load is not a ______.
a. power utilization load
b. at 125 %
c. neither a or b
d. both a & b
------
16. 501.30(B) Types of EGCs (Class I, Div 1 and 2). Equipment bonding jumper is required for flexible metal conduit and liquidtight flexible metal conduit when used in Class I, Divisions 1 and 2locations.
a. true
b. false
------
17. 501.140(B)(5) Flexible Cords (Class I, Div 1 and 2).Revisions were made to 501.140(B)(5) to clarify the difference in requirementsfor ______between a Class I, Division 1 andClass I, Division 2 location.
a. cord connectors
b.attachment plugs
c. neither a or b
d. both a & b
------
18.501.140(B)(5) Flexible Cords (Class I, Div 1 and 2). In Division 1 locations or in Division 2 locations with______are required to be explosion proof.
a. boxes
b. fittings
c. enclosures
d. all of the above
------
19.501.140(B)(5) Flexible Cords (Class I, Div 1 and 2). In Division 1 locations or in Division 2 locations the cord must terminate with a listed ______for the location or a cord connectorinstalled with a seal listed for the location.
a. cord connector
b. attachment plug
c. neither a or b
d. both a & b
------
20.501.140(B)(5) Flexible Cords (Class I, Div 1 and 2). In Division 2 locations where explosionproof equipment isnot required, the cord shall be terminated with a ______.
a. cord connector
b. attachment plug
c. neither a or b
d. both a & b
------
21.501.140(B)(5) Flexible Cords (Class I, Div 1 and 2).Revisions were made to 501.140(B) (5) to clarify the difference in requirementsfor cord connectors and attachment plugs between a Class I, Division 1 anda Class I, Division 2 location.
a. true
b.false
------
22. 501.140(B)(5) Flexible Cords (Class I, Div 1 and 2).(B) Installation. Where flexible cords are used, the cords shall comply with all of the following:
a. Be of a type listed for extra-hard usage
b. Contain, in addition to the conductors of the circuit, an equipment grounding conductor complyingwith 400.23
c. Be connected to terminals or to supply conductors in an approved manner
d. all of the above
------
23.501.140(B)(5) Flexible Cords (Class I, Div 1 and 2).(B) Installation. Where flexible cords are used, the cords shall comply with all of the following:
a. Be supported by clamps or by other suitable means in such a manner that there is no tension on theterminal connections
b. In Division 1 locations or in Division 2 locations where the boxes, fittings, or enclosures are requiredto be explosionproof. the cord shall be terminated with a cord connector or attachment plug listedfor the location or a cord connector installed with a seal listed for the location. In Division 2 locationswhere explosionproof equipment is not required, the cord shall be terminated with a listed cordconnector or listed attachment plug.
c. Be of continuous length.
d. all of the above
------
24.Informational Note: See ______for flexible cords exposed lo liquids having a deleterious effect on the conductorinsulation.
a. 501.30
b. 501.20
c. both a & b
d.480.2
------
25.502.130(A)(3) Pendant Luminaires(Class II Division 1 Locations). Pendant luminaires in Class II, Division 1 classified areas are permitted to employflexible cord listed for hard usage as a wiring method when terminated with alisted cord connector that maintains the ______protection.
a. dust-tight ignitionproof
b. cord connector
c. attachment plug
d. both a & b
------
26.502.130(A)(3) Pendant Luminaires(Class II Division 1 Locations). Where wiring between an outlet box or fitting and a pendant luminaire is notenclosed in ______listed for hard usage shall be permitted to beused in accordance with 502.10(A)(2)(5).
a.conduit
b. cord
c. flexible
d. all of the above
------
27.502.130(A)(3) Pendant Luminaires(Class II Division 1 Locations). Pendant luminaires in Class II, Division 1 classified areas are permitted toemploy flexible cord listed for hard usage as a wiring method when terminatedwith a listed cord connector that maintains the dust-tight ignitionproofprotection.
a. true
b.false
------
28.502.130(A)(3) Pendant Luminaires(Class II Division 1 Locations). Where wiring between an outlet box or fitting and a pendant luminaire is not enclosed in conduit flexible cordlisted for hard usage shall be permitted to be used in accordance with 502.10(A)(2)(5). Flexible cord shall notserve as the ______means for a luminaire.
a.supporting
b.suspended
c. neither a or b
d. both a & b
------
29. 502.130(A)(3) Pendant Luminaires(Class II Division 1 Locations).(3) Pendant Luminaires. Pendant luminaires shall be ______by threaded rigid metal conduit stems,
by threaded steel intermediate metal conduit stems, by chains with approved fittings, or by other approvedmeans.
a.supporting
b.suspended
c. neither a or b
d. both a & b
------
30. 502.130(A)(3) Pendant Luminaires(Class II Division 1 Locations). For rigid stems longer than 300 mm (12 in.), permanent and effective bracing against lateraldisplacement shall be provided at a level not more than 300 mm (12 in.) above the lower end of the stem,or flexibility in the form of a fitting or a flexible connector listed for the location shall be provided not morethan 300 mm (12 in.) from the point of attachment to the supporting ______.
a. box
b. fitting
c. neither a or b
d. both a & b
------
31. 502.130(A)(3) For flexible connection purposes, interlocked armor Type MC cable withlisted dusttight termination fittings is now a permitted wiring method forClass III, Division 1 locations.
a. true
b. false
------
32. 502.130(A)(3) Pendant Luminaires(Class II Division 1 Locations). Threaded joints shall beprovided with ______or other effective means to prevent loosening.
a. set screws
b.spring clips
c. neither a or b
d. both a & b
------
33. 503.10(A)(3) Flexible Wiring Methods(Class III, Division 1). In Class III, Division 1 locations where it is necessary to employ flexibleconnections, one or more of the following shall be permitted:
a. Dusttight flexible connectors
b.Liquidtight flexible metal conduit
c. Liquidtight flexible nonmetallicconduit with listed fittings
d. all of the above
------
34. 503.10(A)(3) Flexible Wiring Methods(Class III, Division 1). In Class III, Division 1 locations where it is necessary to employ flexibleconnections, one or more of the following shall be permitted:
a. Interlocked armor Type MC cablehaving an overall jacket of suitablepolymeric material and installedwith listed dusttight termination fittings
b. Flexible cord in compliance with503.140
c. neither a or b
d. both a & b
------
35. 503.10(A)(3) Flexible Wiring Methods(Class III, Division 1). For flexible connection purposes, interlocked armor Type MC cable withlisted dusttight termination fittings is now a permitted wiring method for ______locations.
a. Class III, Division 1
b.Class III, Division 2
c. neither a or b
d. both a & b
------
36.505.15 Wiring Methods (Zone 0, 1, and 2 Locations). (B) Class I, Zone 1. (1) General. In Class I, Zone 1 locations, the following wiring methods shall be permitted:
a. (a) All wiring methods permitted by 505.15(A).
b. In industrial establishments with restricted public access, where the conditions of maintenance andsupervision ensure that only qualified persons service the installation, and where the cable is not subject to physical damage, Type MC-HL cable listed for use in Class I, Zone 1 or Division 1 locations, with a gas/vaportight continuous corrugated metallic sheath, an overall jacket of suitable polymeric material, a separate equipment grounding conductor(s) in accordance with 250.122, and terminated with fittings listed for theapplication. Type MC-HL cable shall be installed in accordance with the provisions of Article 330. Part II.
(c) In industrial establishments with restricted public access, where the conditions of maintenance andsupervision ensure that only qualified persons service the installation, and where the cable is not subjectto physical damage, Type ITC-HL cable, listed for use in Class I, Zone 1 or Division 1 locations, with agas/vaportight continuous corrugated metallic sheath, an overall jacket of suitable polymeric material and terminated with fittings listed for the application. Type ITCC-HL cable shall be installed in accordance withthe provisions of Article 727.
d. all of the above
------
37.505.15 Wiring Methods (Zone 0, 1, and 2 Locations). (B) Class I, Zone 1. (1) General. In Class I, Zone 1 locations, the following wiring methods shall be permitted:
a. Type Ml cable terminated with fittings listed for Class I, Zone 1 or Division 1 locations. Type Ml cable shallbe installed and supported in a manner to avoid tensile stress at the termination fittings.
b. Threaded rigid metal conduit, or threaded steel intermediate metal conduit.
c. Type PVC conduit and Type RTRC conduit shall be permitted where encased in a concrete envelope aminimum of 50 mm (2 in.) thick and provided with not less than 600 mm (24 in.) of cover measured fromthe top of the conduit to grade. Threaded rigid metal conduit or threaded steel intermediate metal conduitshall be used for the last 600 mm (24 in.) of the underground run to emergence or to the point of connection
to the aboveground raceway. An equipment grounding conductor shall be included to provide for electrical continuity of the raceway system and for grounding of non- current-carrying metal parts.
d. all of the above
------
38.505.15 Wiring Methods (Zone 0, 1, and 2 Locations). (B) Class I, Zone 1. Informational Note: See 727.4 and 727.5 for restrictions on use of Type ______cable.
a.ITC
b.MC
c. AC
d. all of the above
------
39. 505.15 Wiring Methods (Zone 0, 1, and 2 Locations). (2) Flexible Connections. Where necessary to employ ______listed for Class I,Zone 1 or Division 1 locations or flexible cord in accordance with the provisions of 505.17 terminated with a listedcord connector that maintains the type of protection of the terminal compartment shall be permitted.
a.flexible connections
b.flexible fittings
c. neither a or b
d. both a & b
------
40. 505.15 Wiring Methods (Zone 0, 1, and 2 Locations). Revisions have been incorporated into 5O5.15(B)(I) pertaining to the ______of specific wiring methods in Class I, Zone 1classified locations.
a. termination
b. listed fittings
c. neither a or b
d. both a & b
------
41. TableLocation514.3(B)(1). Revisions to Table 5 14.3(B)(1) have been implemented to coordinate withTable 8.3.1 of NFPA 30A, Code for Motor Fuel Dispensing Facilities and
Repair Garages.
a. true
b.false
------
42. 514.8 Underground Wiring(Motor Fuel Dispensing Facilities).Revisions to the term "rigid nonmetallicconduit" wiring methodsmake the "______conduit" terminology consistent withother sections and articles throughout the NEC.
a. Type RTRC
b. Type PVC
c. neither a or b
d. both a & b
------
43. 514.8Underground Wiring (Motor Fuel Dispensing Facilities). Underground wiring shall be installed in ______conduit.
a. threaded rigid metal conduit
b.threaded steel intermediate metal
c. neither a or b
d. both a & b
------
44. 514.8Underground Wiring (Motor Fuel Dispensing Facilities). Any portion of electrical wiring that is below the surface of a Class 1. Division 1. or a Class I, Division 2, locationas classified in Table 514.3(B)(1) and Table 514.3(B)(2) shall be sealed within ______of the point ofemergence above grade.
a. 3.05 m
b. 10 ft
c. neither a or b
d. both a & b
------
45. 514.8Underground Wiring (Motor Fuel Dispensing Facilities). Except for listed explosionproof reducers at the conduit seal, there shall be no ______between the conduit seal and the point of emergence above grade. Refer lo Table 300.5.
a.union
b.coupling
c. box or fitting
d. all of the above
------
46. 514.8Underground Wiring (Motor Fuel Dispensing Facilities). Exception No. 1: Type MI cable shall be permitted where it is installed in accordance with Article_____.
a. 332
b. 331
c. neither a or b
d. both a & b
------
47. 514.8Underground Wiring (Motor Fuel Dispensing Facilities).Exception No. 2: Type PVC conduit or Type RTRC conduit shall be permitted where buried under not less than______cover.
a. 600 mm
b. 2 ft
c. neither a or b
d. both a & b
------
48. 514.8Underground Wiring (Motor Fuel Dispensing Facilities).Where Type PVC conduit or Type RTRC conduit is used, threaded rigid metal conduitor threaded steel intermediate metal conduit shall be used for the last 600 mm (2 ft) of the underground run toemergence or to the point of connection to the aboveground raceway, and an equipment grounding conductorshall be included to provide electrical______.
a. continuity of the raceway system
b.grounding of non-current-carryingmetal parts
c. neither a or b
d. both a & b
------
49514.11 Circuit Disconnects (Motor Fuel Dispensing Facilities). Circuit disconnects must open simultaneously all conductors of the associatedpower (including any grounded conductor) and______supplying the dispensers.
a. communication videocircuits
b. data
c. videocircuits
d. all of the above
------
50. 514.11 Circuit Disconnects (Motor Fuel Dispensing Facilities). Single-pole breakers utilizing handle ties shall not be permitted,
a. true
b. false
------
51. 514.11 Circuit Disconnects (Motor Fuel Dispensing Facilities). Circuit disconnects must open simultaneously all conductors of the associatedsupplying the dispensers. Handle ties on single pole breakers are acceptable for this purpose.
a. true
b.false
------
52. 514.11 Circuit Disconnects (Motor Fuel Dispensing Facilities). All circuits (excluding associated power, communication, data, and videocircuits) associated with motor fuel dispensing facilities require a meansto simultaneously disconnect from the source of supply in the event of anemergency.
a. true
b.false
------
53.517.13(B) Grounding of Receptacles(Patient Care Areas of Health Care Facilities). The following shall be directly connected to an insulated copper EGC that isinstalled with the branch circuit conductors in the wiring methods as provided in 517.13(A):
a. The grounding terminals of all receptacles
b. Metal boxes and enclosures containing receptacles
c. All non-current carrying conductive surfaces offixed electrical equipment likely to becomeenergized that are subject to personal contact,operating at over 100 volts.
d. all of the above
------
54. 517.13(B) Grounding of Receptacles(Patient Care Areas of Health Care Facilities). Metal box required to bedirectly connected to theinsulated copper EGCrequired for grounding at
patient care areas.
a. true
b. false
------
55.517.13(B) Grounding of Receptacles(Patient Care Areas of Health Care Facilities). Exception: An insulated equipment bonding jumper that directly connects to the equipment grounding conductoris permitted to connect the box and receptacle(s) to the equipment grounding conductor.
a. true
b. false
------
56. 517.13(B) Grounding of Receptacles(Patient Care Areas of Health Care Facilities). Exception No. 1 to (3): Metal faceplates shall be permitted to be connected to the equipment groundingconductor by means of a metal mounting screw(s) securing the faceplate to a ______.
a. grounded outlet box
b. groundedwiring device
c. none of the above
d. both a & b
------
57. 517.13(B) Grounding of Receptacles(Patient Care Areas of Health Care Facilities). Exception No. 2 to (3): Luminaires more than ______above the floor and switches located outside of thepatient care vicinity shall be permitted to be connected to an equipment grounding return path complying with517.13(A),
a. 2.3 m
b. 71/2 ft
c. none of the above
d. both a & b
------
58.517.13(B) Grounding of Receptacles(Patient Care Areas of Health Care Facilities). (2) Sizing. Equipment grounding conductors and equipment bonding jumpers shall be sized in accordance with ______.
a. 250.122
b.250.124
c. none of the above
d. both a & b
------
59. 517.16 Receptacles with IG Terminals(Patient Care Areas - Health Care Facilities). The installation of isolated grounding-type receptacles in patient care areasof health care facilities is now prohibited.
a. true
b. false
------
60. 517.16 Receptacles with IG Terminals(Patient Care Areas - Health Care Facilities).Receptacles in patient care areasof health care facilities require two effective ground-fault currentpaths required in patient care areasin accordance with______.
a. 517.13
b. 517.14
c. none of the above
d. both a & b
------
61517.16 Receptacles with IG Terminals(Patient Care Areas - Health Care Facilities). Receptacles with insulated grounding terminals, as described in 250.146(D),shall not be permitted.
a. true
b. false
------
62.517.17(B) Feeder GFP (Health Care Facilities). Where ground-fault protection is
provided as specified by 230.95 or215.10, an additional step of GFPis required in all next level feederdisconnecting means ______toward the load.
a. downstream
b. simultaneously
c.upstream
d. both a & b
------
63.517.17(B) Feeder GFP (Health Care Facilities). Additional levels of GFP shall not
be installed as follows:
a,On the load side of an essential electrical system transfer switch
b. Between the on site generating unit(s) described in 517.35)b) and the essential system transfer switch(es).
c. On electrical systems that are not solidly grounded wye systems (greater than 150 volts to 600 volts phase to phase)
d. all of the above
------
64. 517.18(A) Patient Bed Locations. Each patient bed location shall be supplied by at least two branch circuits, ______.
a. onefrom the emergency system
b. one from the normal system
c.one from the computer system
d. both a & b
------
65.517.18(A) Patient Bed Locations. The branch circuit serving patient bed locations shall not be part of a ______branch circuit
a. individual
b.multiwire
c. none of the above
d. both a & b
------
66. 517.18(B) Patient Bed Location Receptacles. "_____” has been added to the acceptable configuration of receptaclesrequired at patient bed locations of health care facilities.
a. Quadruplex
b. Triplex
c. none of the above
d. both a & b
------
67. 517.18(B) Patient Bed Location Receptacles. Each patient bed location to be provided with a minimum of ____ receptacles
a. 2
b. 4
c. 3
d. 1
------
68. 517.18(B) Patient Bed Location Receptacles. Permitted receptacles include: ______, or any combination of the three.
a. single,
b. duplex
c.quadruplex
d. all of the above
------
69. 517.18(B) Patient Bed Location Receptacles. All receptacles shall be listed "______”.
a. hospital grade
b.identified
c. none of the above
d. both a & b
------
70. 517.18(B) Patient Bed Location Receptacles.All receptacles shall be connected to an insulated ______equipment grounding conductor.
a.copper