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NERC SOS Pre-Assessment Questions and Answers 100% Solved $13.99   Add to cart

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NERC SOS Pre-Assessment Questions and Answers 100% Solved

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  • SOS NERC
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  • SOS NERC

NERC SOS Pre-Assessment

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  • November 7, 2024
  • 6
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • SOS NERC
  • SOS NERC
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julianah420
NERC SOS Pre-Assessment

What are three primary AGC control models? - answerTie-Line Bias, Constant
Frequency, Constant Net Interchange

When a balancing Authority's ACE is zero, what is true? - answerThe BA load-
interchange-generation balancing while supporting Interconnection Frequency

In a 3-phase AC generator... - answerEach phase is physically offset by 120 degrees

Inductance is a property of an electric circuit that opposes the change in ___ -
answercurrent

What three values are included in OHM's Law? - answerVolts, 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? -
answerRead Targets

When energizing a long, HV transmission line from one end, what would you expect to
see on the open end of the line? - answerHigher Voltage than the closed end

What is inadvertent? - answerThe difference between actual and scheduled interchange

What is a balancing area between the source and sink balancing areas called? -
answerIntermediary Balancing Area

What does AGC stand for? - answerAutomatic Generation Control

When implementing an interchange schedule, what tool is used to document and
distribute the information associated with the transaction? - answerE-Tag

In order for a generator to produce megawatts, it must have a _____ - answertorque
Angle

On an electric generator, what does the term "Ramp Rate" Mean? - answerThe
generators ability to increase or decrease MW output over a given period of time

Low Voltage is an indication there is ______ - answerA Deficiency in reactive power

Power System elements that absorb or use reactive power (VARS) Are: - answerUnder-
excited generators, synchronous condensors, shunt reactors & motor loads

, What does MVA stand for> - answerMega-Volt Amps

What is one advantage of transmitting power at higher voltage levels? - answerLosses
are reduced

Three types of steam generating Units are: - answerFossil Feed units, nuclear units and
geothermal units

What is the purpose of a distribution transformer? - answerTo transform voltage from
the transmission level to the distribution level

What are the 3 types of substation configurations? - answerRing bus, breaker and a
half, doubles bus-double breaker

What does the b stand for in the ACE equation? - answerBias

What is the result of energizing a cap bank? - answerIncrease Voltage

In an electric power system, what does the term power factor mean? - answerThe ratio
of the real and apparent power

What does the term voltage mean? - answerForces that cause electrons to change

In an electric power system, what are the two properties that determine real power? -
answerVoltage and current

What does the term SCADA stand for? - answerSupervisory Control and Data
Acquisition

When a generator is over or under excited it is determined by the ____ -
answerDirection of MVAR Flow

What are three purposes of an electric power substation? - answer1.Transforms power
from one voltage level to another
2.Allows for switching elements in and out of service
3.To Sectionalize the electrical system

The terminal voltage of a generator is typically _________ - answerLower than
transmission voltage

The Term fossil unit refers to ___ - answerFuel Type

How are most interchange schedules ramped up and down? - answerSymmetrically
across the start time

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