NERC RC MIDTERM EXAM NEWEST EXAM 2025-2026 |
COMPLETE QUESTIONS AND CORRECT ANSWERS |
GRADED A+ | LATEST EXAM | VERIFIED ANSWERS
What happens to ACE and ACE will be a negative value and AGC will increase generation
AGC when the frequency
bias setting is set to a less
negative value than the
frequency response of a
Balancing Authority and a
frequency increase is
caused by a sudden loss of
load in an external
balancing area?
What happens to ACE and ACE will be a positive value and AGC will lower generation
AGC when the frequency
bias setting is less negative
than the frequency
response of a Balancing
Authority and a frequency
decline is caused by a
sudden loss of generation in
an external balancing area?
What is the normal schedule 60.00 Hz
frequency?
What is the frequency 59.98 Hz
correction for fast clock
schedule?
What is the frequency 60.02 Hz
corrections for a slow
clock schedule?
When does frequency Generation increases or load decreases
increase?
When does frequency Generation decreases or load increases
decrease?
, Can only be RC
Who is the Time Monitor?
one per Interconnection
Who is designated as Single RC designated by NERC Operating Committee
Interconnection Time
Monitor?
When can a time error with 30% BAs in area requests
correction be cancelled?
What is the minimum duration 1 hour
for time error correction?
When does time error On the hour or half-hour
correction start?
What are the standards for NAESB standards (North American Energy Standards Board)
time error correction?
Who can request a Any Reliability Coordinator
termination?
What is the notification time 60 minutes
to start or stop a time error
schedule?
What is Tie-line Bias? Uses tie-line and frequency data
When is Flat Frequency Used when tie-line data is unavailable Typically during islanded
used? situations
, When frequency data is
When is Flat Tie-line used?
unavailable Typically
during restoration
situation
What should be done if AGC Use manual control to maintain Net Scheduled Interchange
becomes inoperative?
What is ISN Data? Data updated every 10 minutes
How often is ACE calculated Every 6 seconds
What is SOL / IROL correction Correction time < 30 minutes
time?
What is the compliance score 100% minimum compliance score
for DCS?
What is the compliance score 100% minimum compliance score
for CPS 1?
What is the compliance score 90% minimum compiance score
for CPS 2?
Time to restore ACE to pre-
What is the Disturbance
Recovery Period? disturbance value. 15 minutes
What is a Reportable Disturbance that exceeds 80% of MSSC.
Disturbance?
What is the Penalty for not Carry additional reserve for next quarter.
meeting recovery
requirements?
How are multiple As a single contingency, if they occure within 1 minute of each
contingencies treated? other
What is Spinning Reserve? Synchronized generation that can be online and spinning in 15
minutes
What is Quick-start? Off-line generation synchronized in 15 minutes
What is Removable or Load that can be removed or interrupted
Interruptible Load?
What are Contingency DCS reserves for emergencies
& Operating Reserves?
What is Regulating Reserve? CPS for normal operations
What is the time frame for 60 minutes
DOE Reporting Initial report?
What is the time frame for 48 hours
DOE Reporting Final report?
What is the threshold for > 300 MW for 15 minutes or more
DOE Reporting Loss of
COMPLETE QUESTIONS AND CORRECT ANSWERS |
GRADED A+ | LATEST EXAM | VERIFIED ANSWERS
What happens to ACE and ACE will be a negative value and AGC will increase generation
AGC when the frequency
bias setting is set to a less
negative value than the
frequency response of a
Balancing Authority and a
frequency increase is
caused by a sudden loss of
load in an external
balancing area?
What happens to ACE and ACE will be a positive value and AGC will lower generation
AGC when the frequency
bias setting is less negative
than the frequency
response of a Balancing
Authority and a frequency
decline is caused by a
sudden loss of generation in
an external balancing area?
What is the normal schedule 60.00 Hz
frequency?
What is the frequency 59.98 Hz
correction for fast clock
schedule?
What is the frequency 60.02 Hz
corrections for a slow
clock schedule?
When does frequency Generation increases or load decreases
increase?
When does frequency Generation decreases or load increases
decrease?
, Can only be RC
Who is the Time Monitor?
one per Interconnection
Who is designated as Single RC designated by NERC Operating Committee
Interconnection Time
Monitor?
When can a time error with 30% BAs in area requests
correction be cancelled?
What is the minimum duration 1 hour
for time error correction?
When does time error On the hour or half-hour
correction start?
What are the standards for NAESB standards (North American Energy Standards Board)
time error correction?
Who can request a Any Reliability Coordinator
termination?
What is the notification time 60 minutes
to start or stop a time error
schedule?
What is Tie-line Bias? Uses tie-line and frequency data
When is Flat Frequency Used when tie-line data is unavailable Typically during islanded
used? situations
, When frequency data is
When is Flat Tie-line used?
unavailable Typically
during restoration
situation
What should be done if AGC Use manual control to maintain Net Scheduled Interchange
becomes inoperative?
What is ISN Data? Data updated every 10 minutes
How often is ACE calculated Every 6 seconds
What is SOL / IROL correction Correction time < 30 minutes
time?
What is the compliance score 100% minimum compliance score
for DCS?
What is the compliance score 100% minimum compliance score
for CPS 1?
What is the compliance score 90% minimum compiance score
for CPS 2?
Time to restore ACE to pre-
What is the Disturbance
Recovery Period? disturbance value. 15 minutes
What is a Reportable Disturbance that exceeds 80% of MSSC.
Disturbance?
What is the Penalty for not Carry additional reserve for next quarter.
meeting recovery
requirements?
How are multiple As a single contingency, if they occure within 1 minute of each
contingencies treated? other
What is Spinning Reserve? Synchronized generation that can be online and spinning in 15
minutes
What is Quick-start? Off-line generation synchronized in 15 minutes
What is Removable or Load that can be removed or interrupted
Interruptible Load?
What are Contingency DCS reserves for emergencies
& Operating Reserves?
What is Regulating Reserve? CPS for normal operations
What is the time frame for 60 minutes
DOE Reporting Initial report?
What is the time frame for 48 hours
DOE Reporting Final report?
What is the threshold for > 300 MW for 15 minutes or more
DOE Reporting Loss of
