NERC RC LATEST 2026 EXAM QUESTIONS AND SOLUTIONS
RATED A+
✔✔In what part of the ACE equation is dynamic schedules accounted for? - ✔✔NIs
✔✔Zone 3 - ✔✔130-300% of a line
✔✔What is reduced when power lines are connected in parallel? - ✔✔Impedance
✔✔If frequency and ACE goes down what has happened? - ✔✔You lost load
✔✔What do capacitors do? - ✔✔Increase VARs
✔✔Primary cause of low voltage - ✔✔VAR losses
✔✔Contingency analysis tools use - ✔✔LODF line outage distribution factors
✔✔When frequency drops -> generation increases. What is this called - ✔✔Governor
response
✔✔What relay protects generators and transformers from prolonged Hv? - ✔✔Over
voltage relay
✔✔When do generators produce VARs - ✔✔Over excited (lagging)
✔✔When a generator is over excited it is said to be what - ✔✔Lagging
✔✔When a generator is under excited it is said to be what - ✔✔Leading
✔✔What is the relationship of a reactor and a lines impedance - ✔✔Adding a reactor
increase impedance
✔✔What kind of power do you have with induction - ✔✔Reactive
✔✔Who monitors SOLs - ✔✔TOP and RC
✔✔A line that is lightly loaded is an example of what kind of load - ✔✔Capacitive lod
✔✔Establish contingency reserve restoration period - ✔✔90 mins
✔✔When there is a loss of load what happens - ✔✔Frequency increases due to over
generation
RATED A+
✔✔In what part of the ACE equation is dynamic schedules accounted for? - ✔✔NIs
✔✔Zone 3 - ✔✔130-300% of a line
✔✔What is reduced when power lines are connected in parallel? - ✔✔Impedance
✔✔If frequency and ACE goes down what has happened? - ✔✔You lost load
✔✔What do capacitors do? - ✔✔Increase VARs
✔✔Primary cause of low voltage - ✔✔VAR losses
✔✔Contingency analysis tools use - ✔✔LODF line outage distribution factors
✔✔When frequency drops -> generation increases. What is this called - ✔✔Governor
response
✔✔What relay protects generators and transformers from prolonged Hv? - ✔✔Over
voltage relay
✔✔When do generators produce VARs - ✔✔Over excited (lagging)
✔✔When a generator is over excited it is said to be what - ✔✔Lagging
✔✔When a generator is under excited it is said to be what - ✔✔Leading
✔✔What is the relationship of a reactor and a lines impedance - ✔✔Adding a reactor
increase impedance
✔✔What kind of power do you have with induction - ✔✔Reactive
✔✔Who monitors SOLs - ✔✔TOP and RC
✔✔A line that is lightly loaded is an example of what kind of load - ✔✔Capacitive lod
✔✔Establish contingency reserve restoration period - ✔✔90 mins
✔✔When there is a loss of load what happens - ✔✔Frequency increases due to over
generation
