MCQOPTIONS
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MCQOPTIONS
This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Analog Circuits knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The stability factors change from npn to pnp transistor. |
| A. | True |
| B. | False |
| Answer» C. | |
| 2. |
Why are we worried about during the Collector feedback configuration? |
| A. | To maintain a stable q-point irrespective of |
| B. | To increase the gain |
| C. | To decrease the output impedance |
| D. | To maintain a stable input impedance |
| Answer» B. To increase the gain | |
| 3. |
What is the stability factor against VBE for the collector feedback configuration? |
| A. | /(Rc * (1 + )) |
| B. | - /(RB + Rc * (1 + )) |
| C. | /(RB + Rc * (1 + )) |
| D. | - /(Rc * (1 + )) |
| Answer» D. - /(Rc * (1 + )) | |
| 4. |
From the base bias to the collector feedback configuration, the stability facto S reduces by a factor of __________ |
| A. | 1 + R<sub>1</sub>/(R<sub>1</sub> + ) |
| B. | 1 + * R<sub>1</sub>/(R<sub>1</sub> + ) |
| C. | * R<sub>1</sub>/(R<sub>1</sub> + ) |
| D. | R<sub>1</sub>/(R<sub>1</sub> + ) |
| Answer» C. * R<sub>1</sub>/(R<sub>1</sub> + ) | |
| 5. |
What are the effects on the output voltage if the Collector resistance increases in a Collector feedback configuration? |
| A. | Not much effect |
| B. | Bias voltage reduces |
| C. | Bias voltage increases |
| D. | Bias voltage doubles |
| Answer» B. Bias voltage reduces | |
| 6. |
Due to the Collector feedback mechanism, the transistor remains always remains in the __________ |
| A. | Active mode |
| B. | Saturation mode |
| C. | Inverse Active |
| D. | Cut-off |
| Answer» B. Saturation mode | |
| 7. |
The Collector feedback helps to evade __________ |
| A. | Inverse Active mode |
| B. | Pinch Off |
| C. | Thermal Runaway |
| D. | Breakdown |
| Answer» D. Breakdown | |
| 8. |
The Collector feedback configuration helps to stabilize __________ |
| A. | Bias voltage |
| B. | Collector voltage |
| C. | Bias current |
| D. | Collector current |
| Answer» E. | |
| 9. |
The Collector feedback is done by connecting a resistor from the collector to the __________ |
| A. | Emitter |
| B. | Base |
| C. | Supply voltage |
| D. | Bias voltage |
| Answer» C. Supply voltage | |
| 10. |
The Collector feedback configuration is better than __________ |
| A. | Fixed Bias Configuration |
| B. | Voltage divider configuration |
| C. | C.E. configuration |
| D. | C.B. configuration |
| Answer» B. Voltage divider configuration | |