1. A Zener voltage regulator will cease to act as a voltage regulator if Zener current becomes ___________ A. Less than load current B. Zero C. More than load current D. None of the above Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option B No explanation is given for this question Let's Discuss on Board
2. If the load resistance decreases in a Zener regulator, then Zener current ___________ A. Decreases B. Stays the same C. Increases D. None of the above Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
3. A Zener regulator ___________ in the power supply A. Increases the ripple B. Decreases the ripple C. Neither increases nor decreases the ripple D. Data insufficient Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option B No explanation is given for this question Let's Discuss on Board
4. Zener diode are generally made of ___________ A. Germanium B. Silicon C. Carbon D. None of the above Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option B No explanation is given for this question Let's Discuss on Board
5. In an unregulated power supply, if load current increases, the output voltage ___________ A. Remains the same B. Decreases C. Increases D. None of the above Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option B No explanation is given for this question Let's Discuss on Board
6. If the load current drawn by unregulated power supply increases, the d.c. output voltage ___________ A. Increases B. Decreases C. Stays the same D. None of the above Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option B No explanation is given for this question Let's Discuss on Board
7. A 30 V Zener will have depletion layer width ___________ that of 10 V Zener A. More than B. Less than C. Equal to D. None of the above Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
8. A Zener voltage regulator is used for ___________ load currents A. High B. Very high C. Moderate D. Small Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option D No explanation is given for this question Let's Discuss on Board
9. A Zener diode that has very narrow depletion layer will breakdown by mechanism A. Avalanche B. Zener C. Both avalanche and Zener D. None of the above Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option B No explanation is given for this question Let's Discuss on Board
10. In a Zener voltage regulator, the changes in load current produce changes in ___________ A. Zener current B. Zener voltage C. Zener voltage as well as Zener current D. None of the above Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
