PJM GENERATION DISPATCHER EXAM PRACTICE QUESTIONS
AND ANSWERS LATEST UPDATED 2024/2025 A COMPLETE BEST
SOLUTION WITH CORRECT CONFIRMED ANSWERS GRADED TO
SCORE A+ FOR PASS
What action does PJM take for a terrorist attack, fuel delivery emergency, or GMD's? - CORRECT
ANSWERS Conservative Operations
What does PJM put the most emphasis on during a terrorist/sabotage event? - CORRECT
ANSWERS Operations and Communications
What does PJM request during a low voltage alert? - CORRECT ANSWERS RRC - reactive
reserve check
PJM issues a Heavy Load Voltage Warning how many hours prior to implementation? -
CORRECT ANSWERS 4 hours
What should generation owners/operators do during a High System Voltage Action? - CORRECT
ANSWERS Operate at the lower bandwidth of the voltage schedule.
How many hours do you have to report a 24-hr reportable NERC disturbance? - CORRECT
ANSWERS 6 hours
What report is generated during a Max Emergency Gen Alert? - CORRECT ANSWERS SSR -
Supplementary Status Report
What part of the SSR is the Fuel Limited Resources accounted for? - CORRECT ANSWERS Part G
Resource Limited Units which are units that are not able to run at max capacity for more than
72 hours.
What kind of Emergency Procedures occur during real time operating hours? - CORRECT
ANSWERS Actions
, PJM GENERATION DISPATCHER EXAM PRACTICE QUESTIONS
AND ANSWERS LATEST UPDATED 2024/2025 A COMPLETE BEST
SOLUTION WITH CORRECT CONFIRMED ANSWERS GRADED TO
SCORE A+ FOR PASS
What is the per Unit (p.u.) for a 345 kV nominal voltage that is currently at 348 kV? - CORRECT
ANSWERS 348/345 = 1.008 pu
An EXCITER on a traditional generator does what? - CORRECT ANSWERS Voltage regulation
(AVR) if you change the excitation current, you change the voltage.
ECO Min, ECO Max, and EMERG Max are genrator _________________. - CORRECT ANSWERS
Limits
When synchronizing to the interconnection, what needs to be synchronized? - CORRECT
ANSWERS Frequency, Voltage, and phase angle.
GMD (GeoMagnetic Disturbance) procedure is implemented when? - CORRECT ANSWERS 10A
or greater is measured by special equipment at Missouri Ave or Meadowbrook and the
measurement is confirmed by one of the following other sources: Excess transformer current @
Meadowbrook, Beddington, Donbs, or Black Oak, high MVAR requirements on transformers @
Hopw Creek or Salem nuclear subs, or high DC measurements @ Limerick or Peach Bottom.
What are the 2 types of National Terrorism Advisory Alerts? - CORRECT ANSWERS Elevated
and Imminent.
What is the Emergency Reducible Generation (ERG) if the Eco Min is 100 and the Emergency
Min is 75? - CORRECT ANSWERS Eco Min - Emerg Min = 25MW
How many Black Start units are required for critical load/TO zone? - CORRECT ANSWERS 2
Black Start units
AND ANSWERS LATEST UPDATED 2024/2025 A COMPLETE BEST
SOLUTION WITH CORRECT CONFIRMED ANSWERS GRADED TO
SCORE A+ FOR PASS
What action does PJM take for a terrorist attack, fuel delivery emergency, or GMD's? - CORRECT
ANSWERS Conservative Operations
What does PJM put the most emphasis on during a terrorist/sabotage event? - CORRECT
ANSWERS Operations and Communications
What does PJM request during a low voltage alert? - CORRECT ANSWERS RRC - reactive
reserve check
PJM issues a Heavy Load Voltage Warning how many hours prior to implementation? -
CORRECT ANSWERS 4 hours
What should generation owners/operators do during a High System Voltage Action? - CORRECT
ANSWERS Operate at the lower bandwidth of the voltage schedule.
How many hours do you have to report a 24-hr reportable NERC disturbance? - CORRECT
ANSWERS 6 hours
What report is generated during a Max Emergency Gen Alert? - CORRECT ANSWERS SSR -
Supplementary Status Report
What part of the SSR is the Fuel Limited Resources accounted for? - CORRECT ANSWERS Part G
Resource Limited Units which are units that are not able to run at max capacity for more than
72 hours.
What kind of Emergency Procedures occur during real time operating hours? - CORRECT
ANSWERS Actions
, PJM GENERATION DISPATCHER EXAM PRACTICE QUESTIONS
AND ANSWERS LATEST UPDATED 2024/2025 A COMPLETE BEST
SOLUTION WITH CORRECT CONFIRMED ANSWERS GRADED TO
SCORE A+ FOR PASS
What is the per Unit (p.u.) for a 345 kV nominal voltage that is currently at 348 kV? - CORRECT
ANSWERS 348/345 = 1.008 pu
An EXCITER on a traditional generator does what? - CORRECT ANSWERS Voltage regulation
(AVR) if you change the excitation current, you change the voltage.
ECO Min, ECO Max, and EMERG Max are genrator _________________. - CORRECT ANSWERS
Limits
When synchronizing to the interconnection, what needs to be synchronized? - CORRECT
ANSWERS Frequency, Voltage, and phase angle.
GMD (GeoMagnetic Disturbance) procedure is implemented when? - CORRECT ANSWERS 10A
or greater is measured by special equipment at Missouri Ave or Meadowbrook and the
measurement is confirmed by one of the following other sources: Excess transformer current @
Meadowbrook, Beddington, Donbs, or Black Oak, high MVAR requirements on transformers @
Hopw Creek or Salem nuclear subs, or high DC measurements @ Limerick or Peach Bottom.
What are the 2 types of National Terrorism Advisory Alerts? - CORRECT ANSWERS Elevated
and Imminent.
What is the Emergency Reducible Generation (ERG) if the Eco Min is 100 and the Emergency
Min is 75? - CORRECT ANSWERS Eco Min - Emerg Min = 25MW
How many Black Start units are required for critical load/TO zone? - CORRECT ANSWERS 2
Black Start units
