NERC PREP TEST 101 Questions and Correct Answers

NERC PREP TEST 101 Questions and Correct Answers 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 automatic reactors would connect to the system - Correct Answer: a. Generator MVAR output would increase 2. When system conditions are such that emergency procedures are expected to be implemented, which of the following actions should be considered first? a. Shed firm load b. Implement Active Load Management c. Return outaged equipment to service d. Request a voltage reduction - Correct Answer: c. Return outaged equipment to service 3. If your transmission path is rated for 1200 MW and 1000 MW are scheduled on it, but due to parallel flows the actual flow is 1300 MW, what action should you take? a. Request that a phase shifting transformer be installed b. Reduce interchange transactions impacting the path c. Request all parallel flow to PSEs to increase schedules d. Reduce all commercial customer load - Correct Answer: b. Reduce interchange transactions impacting the path 4. If your system is MVAR deficient, what action could be implemented to prevent voltage collapse? a. Raise system frequency above 60.5 Hz b. Shed firm load in the deficient area c. Separate from the Interconnection d. Lower transmission voltages - Correct Answer: b. Shed firm load in the deficient area