LADWP ELECTRIC STATION
OPERATOR (CIRCUIT BREAKERS,
DISCONNECTS, TRANSFORMERS)
ACTUAL EXAM QUESTIONS WITH
CORRECT ANSWERS AND
RATIONALES GRADED A+ 2026
ASSURED EXCEL!!
, 1.tOnetoftthetprimaryttaskstoftthetElectrictStationtOperatortistthet__________tofthightvoltagetcirc
uits.
CorrecttAnswer:tSwitching
t
t Rationale:tSwitchingtistonetoftthetprimarytresponsibilitiestoftantElectrictStationtOperatortbecau
setittallowstthetsafetcontrol,tisolation,tenergization,tandtde-energizationtofthigh-
voltagetelectricaltcircuits.
2.tElectricaltcurrenttmaytflowtacrosstthetcontactstoft____ttot____telectricaltswitchestbeforetittrea
chestthetconsumer.
CorrecttAnswer:t50–100
t
tRationale:tElectricitytcommonlytpassestthrought50ttot100tswitchestbeforetreachingtthetendtus
er,tmakingtpropertswitchtoperationtessentialtfortreliabletpowertdelivery.
3.tThet__________toperationtoftthesetelectricaltswitchestcantposetatseriousthazardttotpersonnel,t
cantcausetdestructiontoftexpensivetpowertsystemtequipment,tandtcantcausetunnecessarytinterru
ptiontoftelectricaltservicettotconsumers.
CorrecttAnswer:tImproper
t
t Rationale:tImpropertswitchingtcantinjuretpersonnel,tdamagetequipment,tandtinterrupttelectric
altservice.
4.tElectricalt__________taretinstalledtintthetpathtfromtthetgeneratorttotthetconsumerttotprovidetr
eliability,tflexibility,tandtsafeguardstfortthetelectricaltpowertsystem.
CorrecttAnswer:tSwitches
t
Rationale:tElectricaltswitchestimprovetsystemtreliabilitytbytallowingtequipmentttotbetisolated,t
t
maintained,tandtprotected.
OPERATOR (CIRCUIT BREAKERS,
DISCONNECTS, TRANSFORMERS)
ACTUAL EXAM QUESTIONS WITH
CORRECT ANSWERS AND
RATIONALES GRADED A+ 2026
ASSURED EXCEL!!
, 1.tOnetoftthetprimaryttaskstoftthetElectrictStationtOperatortistthet__________tofthightvoltagetcirc
uits.
CorrecttAnswer:tSwitching
t
t Rationale:tSwitchingtistonetoftthetprimarytresponsibilitiestoftantElectrictStationtOperatortbecau
setittallowstthetsafetcontrol,tisolation,tenergization,tandtde-energizationtofthigh-
voltagetelectricaltcircuits.
2.tElectricaltcurrenttmaytflowtacrosstthetcontactstoft____ttot____telectricaltswitchestbeforetittrea
chestthetconsumer.
CorrecttAnswer:t50–100
t
tRationale:tElectricitytcommonlytpassestthrought50ttot100tswitchestbeforetreachingtthetendtus
er,tmakingtpropertswitchtoperationtessentialtfortreliabletpowertdelivery.
3.tThet__________toperationtoftthesetelectricaltswitchestcantposetatseriousthazardttotpersonnel,t
cantcausetdestructiontoftexpensivetpowertsystemtequipment,tandtcantcausetunnecessarytinterru
ptiontoftelectricaltservicettotconsumers.
CorrecttAnswer:tImproper
t
t Rationale:tImpropertswitchingtcantinjuretpersonnel,tdamagetequipment,tandtinterrupttelectric
altservice.
4.tElectricalt__________taretinstalledtintthetpathtfromtthetgeneratorttotthetconsumerttotprovidetr
eliability,tflexibility,tandtsafeguardstfortthetelectricaltpowertsystem.
CorrecttAnswer:tSwitches
t
Rationale:tElectricaltswitchestimprovetsystemtreliabilitytbytallowingtequipmentttotbetisolated,t
t
maintained,tandtprotected.