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What happens during the regulation action of a Zener diode?
| a. | the current and voltage across the Zener remain fixed. |
| b. | the current through the series Resistance \((R_s)\) changes. |
| c. | the Zener resistance is constant. |
| d. | the resistance offered by the Zener changes. |
Choose the correct option:
| 1. | (a, b) | 2. | (b, d) |
| 3. | (b, c) | 4. | (c, d) |
Subtopic: Â Applications of PN junction |
 53%
Level 3: 35%-60%
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To reduce the ripples in rectifier circuit with capacitor filter:
| (a) | \(R_L\) should be increased |
| (b) | input frequency should be decreased |
| (c) | input frequency should be increased |
| (d) | capacitors with high capacitance should be used |
Choose the correct option:
| 1. | (a), (c) | 2. | (b), (d) |
| 3. | (a), (c), (d) | 4. | (b), (c), (d) |
Subtopic: Â Applications of PN junction |
 61%
Level 2: 60%+
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