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.

How to modify a low voltage DC voltmeter to low voltage ac voltmeter

A. Add a full wave rectifier in the feedback loop
B. Add a half wave rectifier in the feedback loop
C. Add a square wave rectifier in the feedback loop
D. Add a sine wave rectifier in the feedback loop
Answer» B. Add a half wave rectifier in the feedback loop
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