Explore topic-wise MCQs in Power Electronics.

This section includes 5 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_LOAD_EMF_E_MUST_BE_REVERSED_FOR?$

A. first and second quadrant operation
B. third quadrant operation
C. fourth quadrant operation
D. both third and fourth quadrant operation
Answer» E.
Discussion
2.

For a type E chopper operating in the first quadrant, find the expression for average output voltage?

A. Vs
B. E – Ldi/dt
C. 0
D. E + Ldi/dt
Answer» B. E ‚Äö√Ñ√∂‚àö√ë‚àö¬® Ldi/dt
Discussion
3.

What is the expression for load voltage when the chopper is operated in the second quadrant?

A. Vs
B. E
C. 0
D. E + Ldi/dt
Answer» E.
Discussion
4.

A type C chopper can operate in

A. Ist and IInd quadrants
B. IInd and IIIrd quadrants
C. Ist, IInd and IIIrd quadrants
D. all the four quadrants
Answer» E.
Discussion
5.

A type C chopper consists of __________ diodes and _________ switches in anti-parallel.

A. 2, 2
B. 3, 3
C. 4, 4
D. 3, 4
Answer» D. 3, 4
Discussion