NCCER STUDY GUIDE Exam Questions & Answers Latest Updated.

NCCER STUDY GUIDE Exam Questions &
Answers Latest Updated

When uis unonmetallic-steathed ucable uused u- uANS-In ua uresidential uwiring usystem

Phases uof uresidential uelectrical uwiring uinclude u- uANS-Rough uin, uTrim uout, uTesting
uand uTroubleshooting


What utwo ugroups uare uindustrial uelectricians usplit uinto u- uANS-Installers uand
umaintenance upersonal


How umany uhours uof uon ujob ulearning uare urequired ufor uan uapprenticeship uprogram
ueach uyear u- uANS-2,000 uhours


AC uVoltage uTag uColors uClass u00 u- uANS-Beige utag u500 uvolts

AC uVoltage uTag uColors uClass u0 u- uANS-Red utag u1,000 uvolts

AC uVoltage uTag uColors uClass u1 u- uANS-White utag u7,500 uvolts

AC uVoltage uTag uColors uClass u2 u- uANS-Yellow utag u17,000 uvolts

AC uVoltage uTag uColors uClass u3 u- uANS-Green utag u26,500 uvolts

AC uVoltage uTag uColors uClass u4 u- uANS-Orange utag u36,000 uvolts

Replacing ufuses uis uan uimportant uuse uof u- uANS-A uhot ustick

Asbestos ubanned uin u1978, uyou uneed uto uassume uany ubuilding uconstructed ubefore
u1980 uhas u- uANS-Asbestos uin uit


How umany uwatts udoes uone uHorsepower uhave u- uANS-746 uwatts

An uelectrical ucircuit uat uminimum ucontains ua u- uANS-Source, uload, uand uswitch

Proton uis uthe utype uof usub-atom uparticle uwith ua u- uANS-Positive ucharge

EMF uis uanother uterm uused ufor u- uANS-Voltage

Electric ucharge uis umeasured uin u- uANS-Coulombs

, I=E/R u(current) u= u(voltage) u/ u(resistance) u- uANS-the ucurrent uin ua ucircuit uequals
uthe uvoltage udifference udivided uby uthe uresistance


R=E/I u(resistance) u= u(voltage) u/ u(current) u- uANS-The uresistance uof ua ucircuit uis
uequal uto uthe uvoltage uapplied uto uthe ucircuit udivided uby uthe ucurrent uin ua ucircuit


E=IxR=IR u(voltage)= u(current)x(resistance) u- uANS-The uapplied uvoltage uto ua ucircuit
uis uequal uto uthe uproduct uof uthe ucurrent uand uthe uresistance uof uthe ucircuit


The ufourth uband uon ua uresistor urepresents u- uANS-Tolerance

Clamp-on uamp umeter uis uused uto u- uANS-Measure uelectrical ucurrent

Current umeasured uin uamperes u- uANS-Is uthe uflow uof uelectrons uin ua ucircuit

One uvolt uis uthe upotential udifference ubetween utwo upoints ufor uwhich uone ucoulomb
uof uelectricity uwill udo uone u_______ uof uwork. u- uANS-Joule


Voltage uis umeasured uwith ua u- uANS-voltmeter

One uvolt uapplied uacross uone uohm uof uresistance ucauses ua ucurrent uflow uof uone
u_______. u- uANS-ampere


Ewald uis uthe uforce urequired uto uproduce ua ucurrent uof uone uampere uthrough ua
uresistance uof u- uANS-1 uohm


What udo uCoulombs umeasure? u- uANS-electric ucharge

Electrons uis uthe udriving uforce uthat umakes ucurrent uflow uin ua u- uANS-Circuit

Watts uis uthe ubasic uunit uof umeasurement ufor u- uANS-Electrical upower

The uproton uis uthe usmallest uparticle uof uan uelement uthat uwill ustill uretain uthe u- uANS-
Properties uof uthat uelement

The unucleus uis uthe ucenter uof uan u- uANS-Atom

What uare uprotons uand uneutrons u- uANS-Electrically upositive uand uneutral uparticles

What uis uan uelectron? u- uANS-Negatively ucharged uparticle uthat uorbits uthe unucleus
uof uan uatom


Matter uis uany usubstance uthat uhas umass uand u- uANS-occupies uspace

1 ukilowatt u(kw) uis uthe usuffix ufor u- uANS-1,000 uwatts