PJM Generation Dispatcher Verified Multiple Choice
and Conceptual Actual Emended Exam Questions
With Reviewed 100% Correct Detailed Answers
Guaranteed Pass!!Current Update!!
1. What is the primary function of an exciter on a generator?
A) Adjust generator frequency
B) Control generator voltage output
C) Synchronize generator to the grid
D) Maintain power factor
Answer: B) Control generator voltage output
2. ECO Min, ECO Max, and EMERG Max represent:
A) Transmission line ratings
B) Generator operating limits
C) Reserve requirements
D) Voltage stability margins
Answer: B) Generator operating limits
3. Before synchronizing a generator to the interconnection, which parameters must be
matched?
A) Frequency only
B) Voltage and MW output
C) Frequency, Voltage, and Phase Angle
D) Voltage only
Answer: C) Frequency, Voltage, and Phase Angle
4. When is the PJM GMD procedure implemented?
A) When frequency drops below 59.95 Hz
B) When geomagnetic activity exceeds 10A and is verified by transformer/voltage
indicators
C) When PJM declares Conservative Operations for fuel emergencies
D) When synchrophasor oscillations are detected
, Answer: B) When geomagnetic activity exceeds 10A and is verified by
transformer/voltage indicators
5. What is PJM’s primary focus during a terrorism or sabotage event?
A) Restoring customer load quickly
B) Maintaining operations and communications
C) Isolating all critical substations immediately
D) Disconnecting non-critical units
Answer: B) Maintaining operations and communications
6. When does PJM issue a Reactive Reserve Check?
A) During low voltage alerts
B) When governor droop is lost
C) When frequency exceeds 60.2 Hz
D) When phase angle is unstable between islands
Answer: A) During low voltage alerts
7. How many hours prior to implementation does PJM issue a Heavy Load Voltage
Warning?
A) 1 hour
B) 2 hours
C) 4 hours
D) 6 hours
Answer: C) 4 hours
8. What should generators do during a PJM High System Voltage Action?
A) Trip offline to prevent overvoltage
B) Operate at the lower bandwidth of the voltage schedule
C) Increase governor droop
D) Disable AVR to allow manual control
Answer: B) Operate at the lower bandwidth of the voltage schedule
9. How long does an entity have to file a 24-hour reportable NERC disturbance with PJM?
A) Immediately
B) Within 2 hours
C) Within 6 hours
and Conceptual Actual Emended Exam Questions
With Reviewed 100% Correct Detailed Answers
Guaranteed Pass!!Current Update!!
1. What is the primary function of an exciter on a generator?
A) Adjust generator frequency
B) Control generator voltage output
C) Synchronize generator to the grid
D) Maintain power factor
Answer: B) Control generator voltage output
2. ECO Min, ECO Max, and EMERG Max represent:
A) Transmission line ratings
B) Generator operating limits
C) Reserve requirements
D) Voltage stability margins
Answer: B) Generator operating limits
3. Before synchronizing a generator to the interconnection, which parameters must be
matched?
A) Frequency only
B) Voltage and MW output
C) Frequency, Voltage, and Phase Angle
D) Voltage only
Answer: C) Frequency, Voltage, and Phase Angle
4. When is the PJM GMD procedure implemented?
A) When frequency drops below 59.95 Hz
B) When geomagnetic activity exceeds 10A and is verified by transformer/voltage
indicators
C) When PJM declares Conservative Operations for fuel emergencies
D) When synchrophasor oscillations are detected
, Answer: B) When geomagnetic activity exceeds 10A and is verified by
transformer/voltage indicators
5. What is PJM’s primary focus during a terrorism or sabotage event?
A) Restoring customer load quickly
B) Maintaining operations and communications
C) Isolating all critical substations immediately
D) Disconnecting non-critical units
Answer: B) Maintaining operations and communications
6. When does PJM issue a Reactive Reserve Check?
A) During low voltage alerts
B) When governor droop is lost
C) When frequency exceeds 60.2 Hz
D) When phase angle is unstable between islands
Answer: A) During low voltage alerts
7. How many hours prior to implementation does PJM issue a Heavy Load Voltage
Warning?
A) 1 hour
B) 2 hours
C) 4 hours
D) 6 hours
Answer: C) 4 hours
8. What should generators do during a PJM High System Voltage Action?
A) Trip offline to prevent overvoltage
B) Operate at the lower bandwidth of the voltage schedule
C) Increase governor droop
D) Disable AVR to allow manual control
Answer: B) Operate at the lower bandwidth of the voltage schedule
9. How long does an entity have to file a 24-hour reportable NERC disturbance with PJM?
A) Immediately
B) Within 2 hours
C) Within 6 hours
