Explore topic-wise MCQs in Testing Subject.

This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.

1.

Welding transformers work on principle that weld is actually __________________

A. open circuit
B. short circuit
C. circuit with finite resistance
D. circuit with finite reactance
Answer» C. circuit with finite resistance
Discussion
2.

For welding transformer as current increases induced emf ______________________

A. stays constant
B. increases
C. decreases
D. depends on application
Answer» D. depends on application
Discussion
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