NERC Transmission Practice Test (With errorless answers)

Which type of relay operates on the premise of comparing the flow in and out of the area of protection? correct answers Differential relay Underfrequency load shedding is set-up so that which of the following does NOT occur? correct answers Uncontrolled separation Who is responsible to make sure that the operation of voltage control equipment is coordinated with other impacted entities? correct answers Transmission Operator The coordination of voltage schedules by system operators would be utilized to reduce all of the following EXCEPT correct answers Reactive inadvertent What should a system operator expect to see if the generator increases its excitation? correct answers An increase in MVAR output A transmission line between Bus A and Bus B has MW flow from Bus B to Bus A. After the tripping of a parallel line, the line flow from Bus B to Bus A exceeds the lines thermal rating. Which of the following actions would assist the operator in correcting the problem? correct answers Increase generation at Bus A What is a major concern for a System Operator during emergency conditions? correct answers System remains connected to the Interconnection If your system has lost a large amount of customer load due to a system disturbance, but has remained connected to all of your neighbors, what is the best solution to consider? correct answers Coordinate with the neighbors You report for work on a peak summer day with expected high temperatures and load. What can you do to maintain an adequate system voltage profile? correct answers Get under the voltage by placing capacitors in service while maintaining operating limits