Explore topic-wise MCQs in Power Systems.

This section includes 4 Mcqs, each offering curated multiple-choice questions to sharpen your Power Systems knowledge and support exam preparation. Choose a topic below to get started.

1.

Post a three phase fault that occurs in a system, then its transient stability can be examined using ___________

A. solution of swing equation
B. equal area criterion
C. solution of swing equation and equal area criterion
D. solution of swing equation or equal area criterion
Answer» B. equal area criterion
Discussion
2.

The transient instabilities can occur in a system by ___________

A. Sudden load changes
B. Switching operation
C. Faults
D. Suddenn load changes, switching operation and faults
Answer» E.
Discussion
3.

We can say a system is stable at steady state is not affected by ____________

A. line losses
B. line reactance
C. generator reactance
D. excitation of alternators
Answer» B. line reactance
Discussion
4.

Why the angle , rotor angle is famously called as the load angle in the equation of rotor dynamics?

A. Due to power exchange is a function of
B. Because it dictates the reactive power compensation
C. Due to load variations
D. No dependency on the load dynamics
Answer» B. Because it dictates the reactive power compensation
Discussion