Explore topic-wise MCQs in Power Electronics.

This section includes 3 Mcqs, each offering curated multiple-choice questions to sharpen your Power Electronics knowledge and support exam preparation. Choose a topic below to get started.

1.

The AC voltage controllers are used in __________ applications.

A. power generation
B. electric heating
C. conveyor belt motion
D. power transmission
Answer» C. conveyor belt motion
Discussion
2.

Earlier then the semiconductor technology, ___________ devices were used for voltage control applications.

A. cycloconverters
B. vacuum tubes
C. tap changing transformer
D. induction machine
Answer» D. induction machine
Discussion
3.

In AC voltage controllers the

A. variable ac with fixed frequency is obtained
B. variable ac with variable frequency is obtained
C. variable dc with fixed frequency is obtained
D. variable dc with variable frequency is obtained
Answer» B. variable ac with variable frequency is obtained
Discussion