NERC SOS Pre-Assessment Questions and answers, rated A+/ VERIFIED/[LATEST EXAM UPDATES]

NERC SOS Pre-Assessment Questions and answers, rated A+/ VERIFIED/ What are three primary AGC control models? - Tie-Line Bias, Constant Frequency, Constant Net Interchange When a balancing Authority's ACE is zero, what is true? - The BA load-interchange-generation balancing while supporting Interconnection Frequency In a 3-phase AC generator... - Each phase is physically offset by 120 degrees Inductance is a property of an electric circuit that opposes the change in ___ - current What three values are included in OHM's Law? - Volts, Amps, impedance You dispatch a field crew to a substation to help determine the reason for a transmission line trip. What is the first thing you are going to ask them to do? - Read Targets When energizing a long, HV transmission line from one end, what would you expect to see on the open end of the line? - Higher Voltage than the closed end What is inadvertent? - The difference between actual and scheduled interchange What is a balancing area between the source and sink balancing areas called? - Intermediary Balancing Area What does AGC stand for? - Automatic Generation Control When implementing an interchange schedule, what tool is used to document and distribute the information associated with the transaction? - E-Tag In order for a generator to produce megawatts, it must have a _____ - torque Angle On an electric generator, what does the term "Ramp Rate" Mean? - The generators ability to increase or decrease MW output over a given period of time Low Voltage is an indication there is ______ - A Deficiency in reactive power Power System elements that absorb or use reactive power (VARS) Are: - Under-excited generators, synchronous condensors, shunt reactors & motor loads What does MVA stand for> - Mega-Volt Amps What is one advantage of transmitting power at higher voltage levels? - Losses are reduced Three types of steam generating Units are: - Fossil Feed units, nuclear units and geothermal units What is the purpose of a distribution transformer? - To transform voltage from the transmission level to the distribution level What are the 3 types of substation configurations? - Ring bus, breaker and a half, doubles busdouble breaker What does the b stand for in the ACE equation? -