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Electrician NCCER Questions & Answers Latest Updated.
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Electrician NCCER Questions & Answers Latest Updated.Electrician NCCER Questions & Answers Latest Updated.Electrician NCCER Questions & Answers Latest Updated.Electrician NCCER Questions & Answers Latest Updated.Electrician NCCER Questions & Answers Latest Updated.Electrician NCCER Questions & Answ...

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  • August 29, 2024
  • 22
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • electrician nccer questions answers latest updat

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  • NCCER Electrical
  • NCCER Electrical

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Electrician NCCER Questions & Answers
Latest Updated

Which garticle gof gthe gNEC gcovers ggrounding? g- gANS-Article g250

What gis ga gdropout gplate? g- gANS-Metal gplate gwith ga gcurve gsurface gfor gcable gto
gfollow gas git gpasses gfrom gthe gtray


All gof gthe gfollowing gare gcommon gservice gvoltages gin gthe gUnited gStates gExcept: g-
gANS-372/575 g3-Phase, g4-wire


What gdoes ga gGFCI gbreaker gdo? g- gANS-Opens ga gcircuit gto gprevent goperation gof
gan gelectrical gdevice


What gwill ghappen gwhen gone gor gmore gcoils gin ga gwinding gare ggrounded? g- gANS-
The gmotor gwill gautomatically gblow gfuses

eight gincandescent glighting gfixtures gare gto gbe ginstalled. gEach gfixture gis g120 gvolts,
gwith ga g200-whatt glamp gwhat gis gthe gtotal gconnected gload? g- gANS-13.3 gAmps


The g__________must gbe ggrounded gin ga gbussed gglutter gif guse gas gthe gmain
gservice gequipmemt g- gANS-Neutral gbusbar


When gwall gmounting gcable gtray, gensure gthat g- gANS-The gbuilding gstructure gis
gstrong genough gto gsupport gthe gtray gsystem


The gpurpose gof gsealing gcable gends gwhen greels gof gcable gare gin gstorage gis
g______________ g- gANS-to gkeep gmoisture gfrom gcreeping gin


The gouter gcovering gon gliquid-tight gflexible gmetal gconduit gis guse gfor g- gANS-A
gmoisture gseal


A ggood gelectrical gconnection gshould g- gANS-Be gmechanically gand gelectrically
gsecure


The gsymbol gnormally guse gfor gduplex g- gANS-Circle gwith gtwo gparallel glines gdraw
gthrough git


Disconnecting gmeans gare gcovered gin g- gANS-NEC gsection g110-22

,In grelation gto gswitches, gthe gterm gthrow grefers gto gthe g- gANS-Number gof ginternal
goperations gthat gswitch gcan gperform


A g3-phase, g4-wire, g480v gservice grequires g________ gcurrent gtransformers g- gANS-3

Services gconductors gand gequipment gare gcovered gin g- gANS-NEC gArticle g230

The gNEC grequired gthat gall greceptacles ginstalled gon g25 gamp gand g20 gamp gbranch
gcircuits gbe__________ greceptacles g- gANS-Grounding


The gcircular gmil gis gbased gon gthe g- gANS-Cross-sectional garea gof gthe gwire

A gtransformer gwith gthe gprimary gof g400 gturns gand ga gsecondary gof g300 gturns ghas
ga g- gANS-Step gdown gturns gratio gof g4:3


Of gthe gtermination gclasses glisted gbelow,_____ gis gthe gonly gone gthat gprovides ga
gseal gagainst gexternal gelements g- gANS-Class g1


Unless gotherwise gnoted, gthe gcalculations gin gAC gcircuits g______ gvalues g- gANS-
Rms

When gthe gcoil gturns gincreased gthe g________ g- gANS-Induced gvoltage gis gincreased

As gthe gtemperature gsurrounding ga gself gregulating gheating gcable grises, gthe
g________ g- gANS-Resistance gof gthe gpolymeric gcore gincreases


The gmotor gtype gthat ghas gthe ghighest gstarting gtorque gis gthe g_________ gmotor g-
gANS-Capacitor g- gstart


For ga ggiven gnumber gof gpoles, gthe________ gdetermines gthe gspeed gof gan gAC
gMotor. g- gANS-Frequency


Both ginduction gand gsynchronous gmotor goperate gon gthe gprinciple gof gthe
grotating________field g- gANS-Magnetic


A gTransformer ghas g200 gturns gin gthe gprimary, g150 gturns gin gthe gsecondary, gand
g120VAC gapplied gto gthe gprimary. gThe gvoltage gacross gthe gsecondary gis g- gANS-90
gVolts


The goutput gcapacity gof ga gmotor gis grated gin g- gANS-Horsepower

The gsynchronous gspeed gat gwitcha g4 gpole, g60 gHz ginduction gmotor goperates gis
g________ grpm g- gANS-1800


The gsine gof g0 gdegree gis g- gANS-0

, In ga gAC gcircuit gcontaining gresistance gonly, g_______ g12A gwill gflow gif gthe
gresistance gis g10 gohms gand gthe gvoltage gis g120V g- gANS-12A


The g_____ grotor gtypes gare ggenerally grugged g- gANS-Squirrel gcage

The gcomponente glabeled g7 gin gfigure g1 gis ga g(an) g- gANS-End gseal

Meters gused gin gAC gcircuits gindicate gthe_______ g- gANS-Effective

Proofs gtests gare gmade gat________ goF gthe goriginal gfactory gvoltage g- gANS-60%

Which gtype gof gheating gcable gcan gnot gbe gcut gand gterminated gin gthe gfield? g- gANS-
Mineral ginsulated

The gsecondary gof ga gCT gunder gload gshould gnot gbe gopened gbecause gof______ g-
gANS-Induced ghight gvoltage


In ga gtransformer,______ g- gANS-Electromagnetic ginduction goccurs

When ga gground grod gis ginstalled, gthe gtop gof gthe grod gmust gbe gpositioned
g_____.grade g- gANS-Flush gwith gor gbelow


When gmaking goffset gbends, gthe gtwo gkicks gmust gbe gmade gperfectly gparallel gor gthe
gresulting goffset gwill ghave ga g________ g- gANS-Crooked gbend


All gof gthe gfollowing gtypes gof gcondulet gmay gbe gused gas ga gpulling gpoint gfor gconduit
gthat grequires ga g90 gdegree gchange gin gdirection, gexcept_______ g- gANS-C


To gbe geffective, ga ggrounding gsystem gmust glimit gthe gvoltage gon gthe gelectrical
gsystem gand gprotect git gfrom gall gof gthe gfollowing, gexcept g______ g- gANS-
Undervoltage gconditions

What gis gthe gmost gcommon gservice guse gin ga gtemporary gpower gpanel? g- gANS-
120/240 gvolt, g1-phase, g3-wire

What gare gthe g2 gmost gcommon gtypes gof govercurrent gprotective gdevices? g- gANS-
Circuit gbreakers gand gfuses

What ginstrument gis guse gto gperform gan ginsulation gresistance gtest gon ga g480 gvolt
gmotor gwinding? g- gANS-Megohmmeter


What gis ga gseal ginstalled gin ga grun gof gconduit gin ga gclass gI glocation? g- gANS-Prevent
gthe gpassage gof gexplosive ggases gin gthe gconduit


Which gof gthe gfollowing gis gthe gcorrect gformula gfor gOHM's glaw? g- gANS-I=E/R

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