AC/DC SACA Study Guide Questions
with Correct Answers 2025
HowNmanyNdegreesNapartNareNtheNphasesNofNaNbalancedNthreeNphaseNsystem?N-
NCORRECTNANSWERN-120
WhatNdoesNanNelectricalNschematicNnotNshow?N-NCORRECTNANSWERN-PhysicalNconnections
ResistanceNisNmeasuredNinNunitsNof?N-NCORRECTNANSWERN-Ohms
WhatNisNtheNpowerNformula?N-NCORRECTNANSWERN-P=IxE
WhatNisNpowerNmeasuredNin?N-NCORRECTNANSWERN-Watts
WhatNisNtheNfunctionNofNanNinductor?N-NCORRECTNANSWERN-ItNopposesNaNchangeNinNcurrentNflow
ANcoilNisNa_________?N-NCORRECTNANSWERN-Output
WhichNofNtheNfollowingNisNanNoutput?N-NCORRECTNANSWERN-Solenoid
WhatNisNtheNformulaNtoNsolveNforNcurrent?N-NCORRECTNANSWERN-I=E/R
WhenNtroubleshootingNaNcircuit,NwhatNcanNbeNsaidNifNtheNtotalNresistanceNofNtheNparallelNcircuitNd
oesNnotNchangeNwhenNaNbranchNisNremoved?N-NCORRECTNANSWERN-
AnNopenNexistsNinNtheNremovedNbranch
TheNunitNforNelectromotiveNforceN(emf)Nis?N-NCORRECTNANSWERN-Volt
, WhatNisNtheNrelationshipNofNtheNappliedNvoltageNacrossNtwoNelectricalNcomponentsNinNparallelNwit
hNeachNother?N-NCORRECTNANSWERN-TheyNareNtheNsame
WhichNfeatureNofNaNgroundNcircuitNcreatesNaNsafeNpathNforNcurrent?N-NCORRECTNANSWERN-
LowNresistanceNtoNearth
AnNohmmeterNisNreadingNtotalNcircuitNresistanceNreadsN0NohmsNwhenNallNbranchesNareNconnected
NandNreadsN200NohmsNwhenNaNbranchNisNdisconnected.NWhatNconditionNexists?N-
NCORRECTNANSWERN-ThereNisNaNshortNinNtheNdisconnectedNbranch
ANseriesNcircuitNhasNaNtotalNofNthreeNresistors,N5Nohms,N3Nohms,NandN16Nohms.NWhatNisNtheNRtNofNt
hisNcircuit?N-NCORRECTNANSWERN-24Nohms
WhenNtestingNanNindicatorNlight,NoneNmustNfirstNremoveNitNfromNtheNcircuitNandNplaceNaNmultimet
erNacrossNitsNthreadedNareaNandNbaseNorNinputNleads.NWhatNisNtheNnextNstepNinNtestingNtheNindicat
orNlight?N-NCORRECTNANSWERN-SetNtheNmeterNforNresistanceNandNcheckNtheNreading
WhatNisNtheNsecondaryNcoilNvoltageNofNaNtransformerNthatNhasN120vNsupplied,N400NturnsNonNtheNp
rimaryNandN100NturnsNonNtheNsecondary?N-NCORRECTNANSWERN-30v
ANvoltmeterNisNconnectedNinNaNcircuitNby?N-NCORRECTNANSWERN-
PlacingNtheNtestNleadsNinNparallelNwithNtheNcircuitNdevice
ToNmeasureNcurrentNinNaNcurrent,NhowNisNtheNmeterNplacedNinNtheNcircuit?N-NCORRECTNANSWERN-
InNseriesNwithNtheNcircuitNorNcomponent
WhichNofNtheNfollowingNisNtheNformulaNforNTRN-NCORRECTNANSWERN-TR=NP/NS
with Correct Answers 2025
HowNmanyNdegreesNapartNareNtheNphasesNofNaNbalancedNthreeNphaseNsystem?N-
NCORRECTNANSWERN-120
WhatNdoesNanNelectricalNschematicNnotNshow?N-NCORRECTNANSWERN-PhysicalNconnections
ResistanceNisNmeasuredNinNunitsNof?N-NCORRECTNANSWERN-Ohms
WhatNisNtheNpowerNformula?N-NCORRECTNANSWERN-P=IxE
WhatNisNpowerNmeasuredNin?N-NCORRECTNANSWERN-Watts
WhatNisNtheNfunctionNofNanNinductor?N-NCORRECTNANSWERN-ItNopposesNaNchangeNinNcurrentNflow
ANcoilNisNa_________?N-NCORRECTNANSWERN-Output
WhichNofNtheNfollowingNisNanNoutput?N-NCORRECTNANSWERN-Solenoid
WhatNisNtheNformulaNtoNsolveNforNcurrent?N-NCORRECTNANSWERN-I=E/R
WhenNtroubleshootingNaNcircuit,NwhatNcanNbeNsaidNifNtheNtotalNresistanceNofNtheNparallelNcircuitNd
oesNnotNchangeNwhenNaNbranchNisNremoved?N-NCORRECTNANSWERN-
AnNopenNexistsNinNtheNremovedNbranch
TheNunitNforNelectromotiveNforceN(emf)Nis?N-NCORRECTNANSWERN-Volt
, WhatNisNtheNrelationshipNofNtheNappliedNvoltageNacrossNtwoNelectricalNcomponentsNinNparallelNwit
hNeachNother?N-NCORRECTNANSWERN-TheyNareNtheNsame
WhichNfeatureNofNaNgroundNcircuitNcreatesNaNsafeNpathNforNcurrent?N-NCORRECTNANSWERN-
LowNresistanceNtoNearth
AnNohmmeterNisNreadingNtotalNcircuitNresistanceNreadsN0NohmsNwhenNallNbranchesNareNconnected
NandNreadsN200NohmsNwhenNaNbranchNisNdisconnected.NWhatNconditionNexists?N-
NCORRECTNANSWERN-ThereNisNaNshortNinNtheNdisconnectedNbranch
ANseriesNcircuitNhasNaNtotalNofNthreeNresistors,N5Nohms,N3Nohms,NandN16Nohms.NWhatNisNtheNRtNofNt
hisNcircuit?N-NCORRECTNANSWERN-24Nohms
WhenNtestingNanNindicatorNlight,NoneNmustNfirstNremoveNitNfromNtheNcircuitNandNplaceNaNmultimet
erNacrossNitsNthreadedNareaNandNbaseNorNinputNleads.NWhatNisNtheNnextNstepNinNtestingNtheNindicat
orNlight?N-NCORRECTNANSWERN-SetNtheNmeterNforNresistanceNandNcheckNtheNreading
WhatNisNtheNsecondaryNcoilNvoltageNofNaNtransformerNthatNhasN120vNsupplied,N400NturnsNonNtheNp
rimaryNandN100NturnsNonNtheNsecondary?N-NCORRECTNANSWERN-30v
ANvoltmeterNisNconnectedNinNaNcircuitNby?N-NCORRECTNANSWERN-
PlacingNtheNtestNleadsNinNparallelNwithNtheNcircuitNdevice
ToNmeasureNcurrentNinNaNcurrent,NhowNisNtheNmeterNplacedNinNtheNcircuit?N-NCORRECTNANSWERN-
InNseriesNwithNtheNcircuitNorNcomponent
WhichNofNtheNfollowingNisNtheNformulaNforNTRN-NCORRECTNANSWERN-TR=NP/NS