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.

If the radius of the current carrying conductor increases, what is the effect on the force?

A. increases
B. decreases
C. remain same
D. become zero
Answer» D. become zero
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