Explore topic-wise MCQs in Transformers.

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

1.

Why transformers are paralleled?

A. Economical than replacing by one single large unit
B. Less maintaining cost
C. To handle more load
D. Economical factors, more load capacity, less maintenance
Answer» E.
Discussion
2.

Why transformers connected in parallel should have same voltage ratio?

A. To avoid full load circulating current
B. To avoid no-load circulating current
C. To avoid other losses
D. To avoid all type of currents
Answer» C. To avoid other losses
Discussion
3.

Y/Y and Y/D transformers can be paralleled.

A. True
B. False
Answer» C.
Discussion
4.

For three phase power transformers relative phase displacement should be ____________

A. 00
B. 300
C. 900
D. 1800
Answer» B. 300
Discussion