AVO SUBSTATION MAINTENANCE I
TEST STUDY EXAM QUESTIONS AND
ANSWERS 2026 VERIFIED.
Appropriate PPE must be used based on the____ to be ____ - ANS Appropriate PPE must be
used based on the "hazard" to be "minimized"
Shock hazard exists when there is a ______for current to flow - ANS Shock hazard exists
when there is a "path" for current to flow
The First measure to protect workers from shock is to control the voltage hazards with an
appropriate_________ ________ _________ procedure - ANS The First measure to protect
workers from shock is to control the voltage hazards with an appropriate "Lockout tag out"
procedure
_______can be a source of hazards that may be overlooked by the workers - ANS "Weather"
can be a source of hazards that may be overlooked by the workers
Transmission substation is where the voltage is stepped down by main transformer to be
"________ __ __ ___ ______ because of the shorter distance - ANS Transmission substation
is where the voltage is stepped down by main transformer to be "distributed at a low voltage"
because of the shorter distance
@2026/2027 ALLRIGHTS RESERVED.
, The ____ _____ _____substation is generally located on the same property as the generating
station - ANS The "high voltage switching" substation is generally located on the same
property as the generating station
The midpoint switching substation and the high voltage switching substation are "____
_________" because their location - ANS The midpoint switching substation and the high
voltage switching substation are "bulk tansmission" because their location
These substations are generally located in a large city where the load density is very high or is
used to serve several small cities. The voltage level at this point is typically "__ __ ___ __" -
ANS These substations are generally located in a large city where the load density is very high
or is used to serve several small cities. The voltage level at this point is typically "65 to 115KV"
Transformers provide an "____, ______, and _____" means of changing voltage from one level
to another - ANS Transformers provide an "efficient, reliable, and static" means of changing
voltage from one level to another
Circuit Breakers provide the means for disconnecting circuits carrying "_____" currents or
"______" - ANS Circuit Breakers provide the means for disconnecting circuits carrying "Short
Circuit" currents or "overloads"
The simplest and most cost-effective means of voltage regulation is achieved by "________
____ ___ ______" - ANS The simplest and most cost-effective means of voltage regulation is
achieved by "Automatic load tap Changers"
One drawback of the Load tap changer(LTC) is that it only montoring "___ _____" - ANS One
drawback of the Load tap changer(LTC) is that it only montoring "one phase"
@2026/2027 ALLRIGHTS RESERVED.
TEST STUDY EXAM QUESTIONS AND
ANSWERS 2026 VERIFIED.
Appropriate PPE must be used based on the____ to be ____ - ANS Appropriate PPE must be
used based on the "hazard" to be "minimized"
Shock hazard exists when there is a ______for current to flow - ANS Shock hazard exists
when there is a "path" for current to flow
The First measure to protect workers from shock is to control the voltage hazards with an
appropriate_________ ________ _________ procedure - ANS The First measure to protect
workers from shock is to control the voltage hazards with an appropriate "Lockout tag out"
procedure
_______can be a source of hazards that may be overlooked by the workers - ANS "Weather"
can be a source of hazards that may be overlooked by the workers
Transmission substation is where the voltage is stepped down by main transformer to be
"________ __ __ ___ ______ because of the shorter distance - ANS Transmission substation
is where the voltage is stepped down by main transformer to be "distributed at a low voltage"
because of the shorter distance
@2026/2027 ALLRIGHTS RESERVED.
, The ____ _____ _____substation is generally located on the same property as the generating
station - ANS The "high voltage switching" substation is generally located on the same
property as the generating station
The midpoint switching substation and the high voltage switching substation are "____
_________" because their location - ANS The midpoint switching substation and the high
voltage switching substation are "bulk tansmission" because their location
These substations are generally located in a large city where the load density is very high or is
used to serve several small cities. The voltage level at this point is typically "__ __ ___ __" -
ANS These substations are generally located in a large city where the load density is very high
or is used to serve several small cities. The voltage level at this point is typically "65 to 115KV"
Transformers provide an "____, ______, and _____" means of changing voltage from one level
to another - ANS Transformers provide an "efficient, reliable, and static" means of changing
voltage from one level to another
Circuit Breakers provide the means for disconnecting circuits carrying "_____" currents or
"______" - ANS Circuit Breakers provide the means for disconnecting circuits carrying "Short
Circuit" currents or "overloads"
The simplest and most cost-effective means of voltage regulation is achieved by "________
____ ___ ______" - ANS The simplest and most cost-effective means of voltage regulation is
achieved by "Automatic load tap Changers"
One drawback of the Load tap changer(LTC) is that it only montoring "___ _____" - ANS One
drawback of the Load tap changer(LTC) is that it only montoring "one phase"
@2026/2027 ALLRIGHTS RESERVED.
