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Regulated DC Power Supply MCQ Questions & Answers | Electrical Engineering

Learn Regulated DC Power Supply MCQ questions & answers are available for a Electrical Engineering students to clear GATE exams, various technical interview, competitive examination, and another entrance exam. Regulated DC Power Supply MCQ question is the important chapter for a Electrical Engineering and GATE students. Page-4 section-1

31
Which of these is the best description for a Zener diode?
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Answer & Solution
Answer: Option C
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32
In a 15 V Zener diode , the breakdown mechanism will occur by ___________
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Answer: Option A
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33
A Zener diode utilises ___________ characteristic for voltage regulation
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Answer: Option B
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34
In a loaded Zener regulator, which is the largest Zener current?
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Answer: Option A
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35
A power supply can deliver a maximum rated current of 0.5 A at full-load output voltage of 20 V. What is the minimum load resistance that you can connect across the supply?
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Answer: Option D
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36
A certain regulator has a no-load voltage of 6 V and a full-load output of 5.82 V. What is the load regulation?
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Answer: Option A
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37
In an unregulated power supply, if input a.c. voltage increases, the output voltage .
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Answer: Option A
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