Master electrician practice exams 2020 nec 2022

13. Applyfthefgeneralfmethodfoffcalculationfforfdwellingfunitsfandfdeterminefthef demandfload,finfVA
,fonfthefungroundedfservice-entrancefandffeederfconductorsfwherefafone-
familyfresidencefhasftheffollowingffastenedfinfplacefappliances.

 microwavefovenf-f1,250fVA
 trashfcompacterf-f960fVA
 dishwasherf-f1,400fVA
 garagefdoorfopenerf-f960fVA

a.f 3,428fVA
b.f 3,656fVA
c.f 4,570fVA
d.f 4,883fVA


14. Afhardwiredf(notfcord-and-plug-
connected)fdishwasherfinfafresidencefisfrequiredftofbefprovidedfwith .

a. AFCIfprotectionfonly
b. GFCIfprotectionfonly
c. bothfAFCIfandfGFCIfprotection
d. neitherfAFCIfnorfGFCIfprotection


15. Wherefafdwellingfunitfisfconstructedfwithfanfattachedfthreef(3)fcarfgarage,fhowfmanyfsingle-
fphase,f125-volt,f15-forf20-amperefreceptaclesfarefrequiredftofbefinstalledfinfthefgarage?




a. one
b. two
c. three
d. four


16. Unlessfotherwisefpermitted,fflat-
topfunderfloorfracewaysfoffnotfmorefthanf4finchesfwidefshallfhavefNOTflessfthan
offconcreteforfwoodfabovefthefraceway.

a. ½fin.
b. ¾fin.
c. 1fin.
d. 1½fin.




TOP DigitallyfMonitoredfforfCompliancefwithfLicensefTermsf ©f2020-2022fRayfHolder
14

,
, Master Electrician Practice Exams
f f f



Based on the 2020 NEC
f f f f




PublishedfbyfTests.comfLLC
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ISBN:f 978-1-938967-62-7
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formatfinfthefUnitedfStatesfoffAmerica.

AboutfthefAuthor
RayfHolderfhasfworkedfinfthefelectricalfindustryfforfoverffiftyfyearsfasfanfapprentice,fjourneyman,fmaster,ffi
eldfengineer,festimator,fbusinessfmanager,fcontractor,finspector,fconsultantfandfinstructor.

Mr.fHolderfisfafgraduatefoffTexasfStatefUniversityfandfholdsfafBachelorfoffSciencefDegreefinfOccupationalf
Education.fHefalsofholdsfaflifetimefteachingfcertificateffromfthefTexasfEducationfAgency,finftheffieldfoffVo
cationalfEducation.

Hefisfafcertifiedfinstructorfoffelectricalftrades.fHisfclassesfarefpresentedfinfafsimplified,feasy-to-
funderstandfformatfforfelectricians.




Mr.fHolderfhasftaughtfoverf30,000fstudentsfatfAustinfCommunityfCollege,fthefUniversityfoffTexasfatfAustin,
fOdessafCollege,fatfOdessafTexas,fHowardfCollegefatfSanfAngelo,fTexas,fthefTechnical-

VocationalfInstitutefoffAlbuquerque,fNewfMexico,fandfinfthefpublicfschoolfsystemsfinfFt.fWorthfandfSanfAn
tonio,fTexas.f HefisfcurrentlyfthefDirectorfoffEducationfforfElectricalfSeminars,fInc.foffBelen,fNewfMexico.

Mr.fHolderfisfafformerfmemberfoffthefNationalfFirefProtectionfAssociation,fInternationalfAssociationfoffEle
ctricalfInspectors,fandfretiredfmemberfoffthefInternationalfBrotherhoodfoffElectricalfWorkers.fHefisffromfo
ffBelen,fNewfMexico.




TOP DigitallyfMonitoredfforfCompliancefwithfLicensefTermsf ©f2020-2022fRayfHolder

, Table of Contents
f f




IntroductionftofElectricianfExams .................................................................................................................. 1

UsefulfFormulas............................................................................................................................................. 6

CommonlyfUsedfNECfTablesfandfArticles ..................................................................................................... 10

PracticefExams
MasterfElectricianfPracticefExamf1 ................................................................................................. 11

MasterfElectricianfPracticefExamf2 ................................................................................................. 33

MasterfElectricianfPracticefExamf3 ................................................................................................. 56

PracticefExamfAnswers
MasterfElectricianfPracticefExamfAnswersf1 ................................................................................... 77

MasterfElectricianfPracticefExamfAnswersf2 ................................................................................... 93

MasterfElectricianfPracticefExamfAnswersf3 ................................................................................. 109

Questionsf withf Answers
MasterfElectricianfPracticefExamf1 ............................................................................................... 126

MasterfElectricianfPracticefExamf2 ............................................................................................... 164

MasterfElectricianfPracticefExamf3 ............................................................................................... 202

TestfPreparationfandfTestfTakingfTips ....................................................................................................... 242

OtherfPublicationsfbyfMr.fHolder............................................................................................................... 245

BubblefSheets ............................................................................................................................................ 246

50fStatefElectricianfLicensingfExamfGuide ................................................................................................. 248




TOP DigitallyfMonitoredfforfCompliancefwithfLicensefTermsf ©f2020-2022fRayfHolder