A Balancing Authority notices that Operating Reserve has steadily declined throughout the hour. What is the most likely cause?



a) Loss of a large generator in the area

b) An inaccurate load forecast

c) Loss of a major transmission line

d) A malfunction of EMS - ANSWER-b) An inaccurate load for...
NERC EXAM QUESTIONS and ANSWERS 2023 SOLVED 100%
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A Balancing Authority notices that Operating Reserve has steadily declined throughout the hour. What is the most likely cause?



a) Loss of a large generator in the area

b) An inaccurate load forecast

c) Loss of a major transmission line

d) A malfunction of EMS - ANSWER-b) An inaccurate load for...
What is the purpose of EOP-002? - ANSWER-To ensure RA's and BAs are prepared for capacity & energy emergencies



What is a Capacity Emergency? - ANSWER-BA Areas operating capacity, plus firm purchases is inadequate to meet its demand plus regulating requirements



What is a Energy Emergency? - AN...
NERC RC EOP-002 Exam 2023
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What is the purpose of EOP-002? - ANSWER-To ensure RA's and BAs are prepared for capacity & energy emergencies



What is a Capacity Emergency? - ANSWER-BA Areas operating capacity, plus firm purchases is inadequate to meet its demand plus regulating requirements



What is a Energy Emergency? - AN...
b. NERC Operating Committee - ANSWER-What group can approve a change in the Disturbance Recovery Period for an Interconnection?

 a. NERC Interconnection Working Group

 b. NERC Operating Committee

 c. NERC Regional Council

 d. NERC Disturbance Analysis Working Group



c. Check targets and equipm...
NERC Prep - Bal, Int, & Trans Test 2023
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b. NERC Operating Committee - ANSWER-What group can approve a change in the Disturbance Recovery Period for an Interconnection?

 a. NERC Interconnection Working Group

 b. NERC Operating Committee

 c. NERC Regional Council

 d. NERC Disturbance Analysis Working Group



c. Check targets and equipm...
System studies identify what - ANSWER-Predict operations and identify constraints



If ACE remains the same and frequency goes up what has happened? - ANSWER-Someone lost load



When a generator has its AVR in service it is a? - ANSWER-Dynamic source of reactive power



Black start resource testi...
NERC RC Exam 2023 Solved 100% Correct
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System studies identify what - ANSWER-Predict operations and identify constraints



If ACE remains the same and frequency goes up what has happened? - ANSWER-Someone lost load



When a generator has its AVR in service it is a? - ANSWER-Dynamic source of reactive power



Black start resource testi...
What percentage of load gives a 1 Hz change in an island condition? - ANSWER-6-10% (Think 6-10 day island vacation)



If ACE is Zero but system Hz is off, what should a system operator do? - ANSWER-Nothing! ACE bias and interchange schedule will improve frequency



If ACE is Zero, why not adjust g...
NERC 2023 Test Questions and Answers Graded A+
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What percentage of load gives a 1 Hz change in an island condition? - ANSWER-6-10% (Think 6-10 day island vacation)



If ACE is Zero but system Hz is off, what should a system operator do? - ANSWER-Nothing! ACE bias and interchange schedule will improve frequency



If ACE is Zero, why not adjust g...
Which type of relay operates on the premise of comparing the flow in and out of the area of protection? - ANSWER-Differential relay



Underfrequency load shedding is set-up so that which of the following does NOT occur? - ANSWER-Uncontrolled separation



Who is responsible to make sure that the op...
NERC Transmission Practice Test 2023 Solved 100% Correct
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Which type of relay operates on the premise of comparing the flow in and out of the area of protection? - ANSWER-Differential relay



Underfrequency load shedding is set-up so that which of the following does NOT occur? - ANSWER-Uncontrolled separation



Who is responsible to make sure that the op...
1. If a 500 kV transmission line with a surge impedance loading of 800 MW is currently loaded at 1400 MW, which of the following events would most likely occur?



a. Generator MVAR output would increase

b. All system capacitors would trip off-line

c. Generator MVAR output would decrease

d. All a...
NERC PREP TEST 101 Graded A+ 2023
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1. If a 500 kV transmission line with a surge impedance loading of 800 MW is currently loaded at 1400 MW, which of the following events would most likely occur?



a. Generator MVAR output would increase

b. All system capacitors would trip off-line

c. Generator MVAR output would decrease

d. All a...
Accelerating Power - ANSWER-In a GENERATOR, the difference between the MECHANICAL INPUT POWER and the electrical output POWER (assuming no LOSSES). For a GENERATOR's TORQUE ANGLE to change, the GENERATOR must have accelerating POWER.



Accumulated Inadvertent - ANSWER-The accumulation over time of...
NERC Reliability Coordinator Exam Vocabulary 2022
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Accelerating Power - ANSWER-In a GENERATOR, the difference between the MECHANICAL INPUT POWER and the electrical output POWER (assuming no LOSSES). For a GENERATOR's TORQUE ANGLE to change, the GENERATOR must have accelerating POWER.



Accumulated Inadvertent - ANSWER-The accumulation over time of...
Common standard time period for station battery to handle outage of AC power to chargers - ANSWER-8-12 hours



Time to restore data exchange redundancy when redundancy testing by RC/TOP/BA deemed unsuccessful - ANSWER-2 hours



Transition period to backup control facility (fully functioning) - ANS...
NERC RC Exam Latest Updated Graded A+
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Common standard time period for station battery to handle outage of AC power to chargers - ANSWER-8-12 hours



Time to restore data exchange redundancy when redundancy testing by RC/TOP/BA deemed unsuccessful - ANSWER-2 hours



Transition period to backup control facility (fully functioning) - ANS...
Q32618 When a high voltage transmission line circuit breaker trips open as a result of a fault, a synchronous check relay will monitor certain values on both the line side and the bus side of the open circuit breaker. Before the synchronous check relay re-closes the open circuit breaker, which of th...
NERC ~ RC -NP3 Transmission- 2023 Exam with Complete Solutions
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Q32618 When a high voltage transmission line circuit breaker trips open as a result of a fault, a synchronous check relay will monitor certain values on both the line side and the bus side of the open circuit breaker. Before the synchronous check relay re-closes the open circuit breaker, which of th...
Q32921 Transmission Operators must participate in the Reliability Coordinator's restoration drills, exercises, and/or simulations_______? - ANSWER-As requested



FB: EOP_005, R12: Each transmission operator shall participate in its Reliability Coordinator's restoration drills, exercises, or simul...
NERC~RC -NP3 Emergency Response Test with Complete Solutions
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Q32921 Transmission Operators must participate in the Reliability Coordinator's restoration drills, exercises, and/or simulations_______? - ANSWER-As requested



FB: EOP_005, R12: Each transmission operator shall participate in its Reliability Coordinator's restoration drills, exercises, or simul...
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