NERC RC EXAM WITH QUESTIONS AND
ANSWERS|| GUARANTEED PASS|| ALREADY
GRADED A+|| LATEST UPDATE 2026
What is the effect on power losses if voltage is doubled and load magnitude
stays the same?
A. Losses are halved
B. Losses are doubled
C. Losses increase by a factor of four
D. Losses decrease by a factor of four - ANSWER-D. Losses decrease by a
factor of four
Transmission lines, transformers, and other equipment have System Operating
Limits or SOLs. What is a SOL?
A. Angle stability limit
B. Thermal limit
C. When the MVAR from a transmission line's natural capacitance is equal to
the MVAR the line needs to support its voltage
D. A MW, MVAR, amp, voltage value that satisfies the most limiting of the
prescribed operating criteria for a specified system configuration. - ANSWER-
D. A MW, MVAR, amp, voltage value that satisfies the most limiting of the
prescribed operating criteria for a specified system configuration.
,200 MW is scheduled to flow from Area X to Area Y. A transmission line on
the scheduled path has an 80% distribution factor for this schedule. How much
of the 200 MW schedule will flow on the transmission line?
A. 160 MW
B. 100 MW
C. 40 MW
D. 200 MW - ANSWER-A. 160 MW
Examples of ________ reactive resources include generators and static VAR
compensators.
A. slow to respond
B. static
C. stationary
D. dynamic - ANSWER-D. dynamic
System Operators must act when congestion or overloading on transmission
lines causes which of the following conditions?
A. System Load exceeding generator capability.
B. Inability to transfer power sold to adjacent Balancing Authorities.
C. Transmission lines exceeding their System Operating Limits.
D. A violation of Control Performance Standards (CPS). - ANSWER-C.
Transmission lines exceeding their System Operating Limits.
A transmission line is overloaded by 100 MWs. The Harbor and Greenwood
generators affect the overloaded line; the Harbor generator has a GSF of 0.25
and the Greenwood generator has a GSF of -0.5. Which of the following
dispatch scenarios will provide adequate relief for the line?
,A. Increase Harbor generator 135 MWs and decrease Greenwood generator 135
MWs.
B. Decrease the Harbor generator 200 MWs.
C. Increase the Greenwood generator 200 MWs.
D. Decrease the Greenwood generator 200 MWs. - ANSWER-C. Increase the
Greenwood generator 200 MWs.
Sustained operation with a power angle or torque angle above ________ can
lead to system instability.
A. 120 degrees
B. 10 degrees
C. 90 degrees
D. 360 degrees - ANSWER-C. 90 degrees
Per NERC COM-002-4, which of the following elements MUST be included in
the documented communication protocols for operating personnel that issue and
receive Operating Instructions?
Select all that apply.
A. Use the English language unless agreed to otherwise.
B. Specify nomenclature for transmission interface Elements and Facilities.
C. Notify, via individual phone calls, the Reliability Coordinator and all other
potentially affected Balancing Authorities and Transmission Operators of the
problem.
D. Enunciate clearly and distinctly when issuing Operating Instructions. -
ANSWER-A. Use the English language unless agreed to otherwise.
B. Specify nomenclature for transmission interface Elements and Facilities.
, Why should network models include scheduled generator and transmission
outages?
A. Because outages affect load
B. Because power flows do not change
C. To simulate accurate power flows and contingency analysis results -
ANSWER-C. To simulate accurate power flows and contingency analysis
results
Each Reliability Coordinator shall review its restoration plan within _________
of the last review.
A. 13 calendar months
B. 6 calendar months
C. 24 calendar months
D. 60 calendar months - ANSWER-A. 13 calendar months
When an emergency condition occurs in real-time or is predicted to occur due to
a contingency, what is the first thing a system operator should do?
A. Shed load
B. Develop an Operating Plan to mitigate the emergency
C. Redispatch
D. Contact the Reliability Coordinator - ANSWER-B. Develop an Operating
Plan to mitigate the emergency
A periodic test is required to be performed for an entity's Operating Plan for
backup functionality. Which of the following is a requirement of the periodic
test?
ANSWERS|| GUARANTEED PASS|| ALREADY
GRADED A+|| LATEST UPDATE 2026
What is the effect on power losses if voltage is doubled and load magnitude
stays the same?
A. Losses are halved
B. Losses are doubled
C. Losses increase by a factor of four
D. Losses decrease by a factor of four - ANSWER-D. Losses decrease by a
factor of four
Transmission lines, transformers, and other equipment have System Operating
Limits or SOLs. What is a SOL?
A. Angle stability limit
B. Thermal limit
C. When the MVAR from a transmission line's natural capacitance is equal to
the MVAR the line needs to support its voltage
D. A MW, MVAR, amp, voltage value that satisfies the most limiting of the
prescribed operating criteria for a specified system configuration. - ANSWER-
D. A MW, MVAR, amp, voltage value that satisfies the most limiting of the
prescribed operating criteria for a specified system configuration.
,200 MW is scheduled to flow from Area X to Area Y. A transmission line on
the scheduled path has an 80% distribution factor for this schedule. How much
of the 200 MW schedule will flow on the transmission line?
A. 160 MW
B. 100 MW
C. 40 MW
D. 200 MW - ANSWER-A. 160 MW
Examples of ________ reactive resources include generators and static VAR
compensators.
A. slow to respond
B. static
C. stationary
D. dynamic - ANSWER-D. dynamic
System Operators must act when congestion or overloading on transmission
lines causes which of the following conditions?
A. System Load exceeding generator capability.
B. Inability to transfer power sold to adjacent Balancing Authorities.
C. Transmission lines exceeding their System Operating Limits.
D. A violation of Control Performance Standards (CPS). - ANSWER-C.
Transmission lines exceeding their System Operating Limits.
A transmission line is overloaded by 100 MWs. The Harbor and Greenwood
generators affect the overloaded line; the Harbor generator has a GSF of 0.25
and the Greenwood generator has a GSF of -0.5. Which of the following
dispatch scenarios will provide adequate relief for the line?
,A. Increase Harbor generator 135 MWs and decrease Greenwood generator 135
MWs.
B. Decrease the Harbor generator 200 MWs.
C. Increase the Greenwood generator 200 MWs.
D. Decrease the Greenwood generator 200 MWs. - ANSWER-C. Increase the
Greenwood generator 200 MWs.
Sustained operation with a power angle or torque angle above ________ can
lead to system instability.
A. 120 degrees
B. 10 degrees
C. 90 degrees
D. 360 degrees - ANSWER-C. 90 degrees
Per NERC COM-002-4, which of the following elements MUST be included in
the documented communication protocols for operating personnel that issue and
receive Operating Instructions?
Select all that apply.
A. Use the English language unless agreed to otherwise.
B. Specify nomenclature for transmission interface Elements and Facilities.
C. Notify, via individual phone calls, the Reliability Coordinator and all other
potentially affected Balancing Authorities and Transmission Operators of the
problem.
D. Enunciate clearly and distinctly when issuing Operating Instructions. -
ANSWER-A. Use the English language unless agreed to otherwise.
B. Specify nomenclature for transmission interface Elements and Facilities.
, Why should network models include scheduled generator and transmission
outages?
A. Because outages affect load
B. Because power flows do not change
C. To simulate accurate power flows and contingency analysis results -
ANSWER-C. To simulate accurate power flows and contingency analysis
results
Each Reliability Coordinator shall review its restoration plan within _________
of the last review.
A. 13 calendar months
B. 6 calendar months
C. 24 calendar months
D. 60 calendar months - ANSWER-A. 13 calendar months
When an emergency condition occurs in real-time or is predicted to occur due to
a contingency, what is the first thing a system operator should do?
A. Shed load
B. Develop an Operating Plan to mitigate the emergency
C. Redispatch
D. Contact the Reliability Coordinator - ANSWER-B. Develop an Operating
Plan to mitigate the emergency
A periodic test is required to be performed for an entity's Operating Plan for
backup functionality. Which of the following is a requirement of the periodic
test?
