MCQOPTIONS
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MCQOPTIONS
This section includes 14 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. |
Which of the following configuration is used for impedance matching? |
| A. | Common base configuration |
| B. | Common emitter configuration |
| C. | Common collector configuration |
| D. | All configurations are equally suited |
| Answer» D. All configurations are equally suited | |
| 2. |
Which of the following configuration is used for audio signal amplification? |
| A. | Common base configuration |
| B. | Common emitter configuration |
| C. | Common collector configuration |
| D. | All configurations are equally suited |
| Answer» C. Common collector configuration | |
| 3. |
Which of the following configuration is used as input stage of the multistage amplifier? |
| A. | Common base configuration |
| B. | Common emitter configuration |
| C. | Common collector configuration |
| D. | All configurations are equally suited |
| Answer» B. Common emitter configuration | |
| 4. |
Which of the following statement about a common emitter transistor is true? |
| A. | Very high input resistance |
| B. | High output resistance |
| C. | Current gain is less than unity |
| D. | Voltage gain is very low |
| Answer» C. Current gain is less than unity | |
| 5. |
Reverse collector saturation is greater than Reverse saturation current because reverse collector saturation __________ |
| A. | Is ideal |
| B. | Consist leakage current flowing through junction and surface |
| C. | Doesn’t include avalanche multiplication current opposing collector current |
| D. | They are same |
| Answer» C. Doesn’t include avalanche multiplication current opposing collector current | |
| 6. |
Reverse collector saturation current ICBO is __________ |
| A. | Collector current when emitter current is zero |
| B. | Collector current when base current is zero |
| C. | Same as reverse saturation current |
| D. | Collector current when either emitter or base current is zero |
| Answer» B. Collector current when base current is zero | |
| 7. |
WHICH_OF_THE_FOLLOWING_CONFIGURATION_IS_USED_FOR_AUDIO_SIGNAL_AMPLIFICATION??$ |
| A. | Common base configuration |
| B. | Common emitter configuration |
| C. | Common collector configuration |
| D. | All configurations are equally suited |
| Answer» C. Common collector configuration | |
| 8. |
Which of the following configuration is used for impedance matching?$ |
| A. | Common base configuration |
| B. | Common emitter configuration |
| C. | Common collector configuration |
| D. | All configurations are equally suited |
| Answer» D. All configurations are equally suited | |
| 9. |
Which of the following configuration is used as input stage of multistage amplifier? |
| A. | Common base configuration |
| B. | Common emitter configuration |
| C. | Common collector configuration |
| D. | All configurations are equally suited |
| Answer» B. Common emitter configuration | |
| 10. |
Which of the following statement about a common collector transistor is true? |
| A. | Very low input impedance |
| B. | Very high output impedance |
| C. | Unity current gain |
| D. | Unity voltage gain |
| Answer» E. | |
| 11. |
Which of the following statement about a common base transistor is true? |
| A. | Very low input impedance |
| B. | Very low output Impedance |
| C. | Current gain is greater than unity |
| D. | Voltage gain is very low |
| Answer» B. Very low output Impedance | |
| 12. |
Reverse collector saturation is greater than Reverse saturation current because of reverse collector saturation __________ |
| A. | Is ideal |
| B. | Doesn’t include leakage current |
| C. | They are same |
| D. | Include avalanche multiplication current which is caused by the collision in collector junction |
| Answer» E. | |
| 13. |
Reverse collector saturation current ICBO is __________ |
| A. | Collector current when emitter current is zero |
| B. | Collector current when base current is zero |
| C. | Same as reverse saturation current |
| D. | Collector current when either emitter or base current is zero |
| Answer» B. Collector current when base current is zero | |
| 14. |
Reverse saturation current of a common emitter transistor is __________ |
| A. | Collector current when emitter is open circuited and base-collector junction is reverse biased |
| B. | Emitter current when collector is open circuited and base-collector junction is reverse biased |
| C. | Base current when emitter circuit is open circuited and emitter-collector junction is reverse biased |
| D. | Collector current when base circuit is open circuited |
| Answer» B. Emitter current when collector is open circuited and base-collector junction is reverse biased | |