NERC EXAM ASSESSMENT 100%
CORRECT
, The ACE equation must include which metered data in addition to the dynamic
schedules, pseudo ties, actual frequency?
A. Generation
B. Transformers
C. Tie Lines
D. Communications - ANSWERC. Tie Lines
A balancing authority is responsible for load - interchange - generation balance, which
calculated value reflects that balance?
A. Frequency
B. System Lambda
C. Operating reserves
D. ACE - ANSWERD. ACE
Which of the following is a quick start generator in the best potential source of non-
spinning contingency reserve?
A. Coal plant
B. Combustion turbine
C. Controllable load resources
D. Increases to interchange schedules - ANSWERB. Combustion turbine
The primary cause of low voltage is:
A. VAR losses associated with heavy power transfers
B. Insufficient generation
C. Insufficient transmission capacity
D. Insufficient shunt reactors in service - ANSWERA. VAR losses associated with heavy
power transfers
If interconnection frequency is 59.95 Hz, how do balancing authorities support
interconnection frequency?
A. Remain at current MW output level
B. Increasing MW output
C. Decreasing MW output
D. Increasing excitation on the field windings - ANSWERB. Increasing MW output
Which control system on the generators would respond to frequency changes?
A. Governor control system
B. Differential relay systems
C. Special protection systems
D. Automatic voltage regulators - ANSWERA. Governor control system
System inertia is the ability of a power system to:
CORRECT
, The ACE equation must include which metered data in addition to the dynamic
schedules, pseudo ties, actual frequency?
A. Generation
B. Transformers
C. Tie Lines
D. Communications - ANSWERC. Tie Lines
A balancing authority is responsible for load - interchange - generation balance, which
calculated value reflects that balance?
A. Frequency
B. System Lambda
C. Operating reserves
D. ACE - ANSWERD. ACE
Which of the following is a quick start generator in the best potential source of non-
spinning contingency reserve?
A. Coal plant
B. Combustion turbine
C. Controllable load resources
D. Increases to interchange schedules - ANSWERB. Combustion turbine
The primary cause of low voltage is:
A. VAR losses associated with heavy power transfers
B. Insufficient generation
C. Insufficient transmission capacity
D. Insufficient shunt reactors in service - ANSWERA. VAR losses associated with heavy
power transfers
If interconnection frequency is 59.95 Hz, how do balancing authorities support
interconnection frequency?
A. Remain at current MW output level
B. Increasing MW output
C. Decreasing MW output
D. Increasing excitation on the field windings - ANSWERB. Increasing MW output
Which control system on the generators would respond to frequency changes?
A. Governor control system
B. Differential relay systems
C. Special protection systems
D. Automatic voltage regulators - ANSWERA. Governor control system
System inertia is the ability of a power system to:
