1-Alternators can be overloaded by 10 percentage for 10-15 minutes, this a. Steady state voltage stability will get affected b. may reduce the stability limit c. may disturb Nose point d. may lose Angular stability 2-Often, the network is referred as an infinite bus when a change in input mechanical power or in field excitation to the unit does not cause an appreciable change in a. system frequency or terminal voltage b. system frequency alone c. system frequency and terminal voltage d. Total production cost
1-Alternators can be overloaded by 10 percentage for 10-15 minutes, this a. Steady state voltage stability will get affected b. may reduce the stability limit c. may disturb Nose point d. may lose Angular stability 2-Often, the network is referred as an infinite bus when a change in input mechanical power or in field excitation to the unit does not cause an appreciable change in a. system frequency or terminal voltage b. system frequency alone c. system frequency and terminal voltage d. Total production cost
Power System Analysis and Design (MindTap Course List)
6th Edition
ISBN:9781305632134
Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma
Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma
Chapter7: Symmetrical Faults
Section: Chapter Questions
Problem 7.3MCQ: The amplitude of the sinusoidal symmetrical ac component of the three-phase short-circuit current of...
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1-Alternators can be overloaded by 10 percentage for 10-15 minutes, this
a. Steady state voltage stability will get affected
b. may reduce the stability limit
c. may disturb Nose point
d. may lose Angular stability
2-Often, the network is referred as an infinite bus when a change in input
a. system frequency or terminal voltage
b. system frequency alone
c. system frequency and terminal voltage
d. Total production cost
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