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Known Nerc Exam With 100% Correct Answers 2025
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 Correct answers b) An inaccurate load forecast 
 
Balancing Area A notices that the Interconnection frequency is 59.94 Hz and their ACE is 0. Which of the following could be the cause of this reading? 
 
a) A net under-generation in B...