MCQOPTIONS
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MCQOPTIONS
This section includes 12 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 is the best biasing method for transistor bias? |
| A. | emitter bias |
| B. | voltage divider bias |
| C. | fixed bias |
| D. | collector feedback bias |
| Answer» C. fixed bias | |
| 2. |
Which of the following is not true regarding the output capacitor in the transistor biasing circuit? |
| A. | To pass AC signal |
| B. | To stop DC signal |
| C. | To couple the amplifier to load or next amplifier |
| D. | There is no importance for an output capacitance |
| Answer» E. | |
| 3. |
What is the role of emitter resistance in the transistor amplifying circuit? |
| A. | To prevent thermal runaway |
| B. | To prevent increase in gain |
| C. | To lower the output impedance |
| D. | To increase gain |
| Answer» B. To prevent increase in gain | |
| 4. |
Which of the following resistor is not involving in biasing the circuit shown below? |
| A. | R1 |
| B. | R2 |
| C. | RC |
| D. | RL |
| Answer» E. | |
| 5. |
WHICH_OF_THE_FOLLOWING_IS_NOT_TRUE_REGARDING_THE_OUTPUT_CAPACITOR_IN_THE_TRANSISTOR_BIASING_CIRCUIT??$ |
| A. | To pass AC signal |
| B. | To stop DC signal |
| C. | To couple the amplifier to load or next amplifier |
| D. | There is no importance for an output capacitance |
| Answer» E. | |
| 6. |
Which_of_the_following_is_the_best_biasing_method_for_transistor_bias?$ |
| A. | emitter bias |
| B. | voltage divider bias |
| C. | fixed bias |
| D. | collector feedback bias |
| Answer» C. fixed bias | |
| 7. |
Which of the following is actually not a function of emitter bypass capacitor? |
| A. | Increase gain |
| B. | Lower the impedance of emitter resistance |
| C. | Provide a low reactance path |
| D. | Help emitter resistance to withstand voltage variation |
| Answer» E. | |
| 8. |
What is the role of emitter bypass capacitance in the transistor amplifying circuit? |
| A. | To prevent damage of emitter resistance from variation in voltage |
| B. | To prevent emitter from over voltage |
| C. | To increase gain |
| D. | To increase load to transistor circuit |
| Answer» D. To increase load to transistor circuit | |
| 9. |
What is the role of input capacitance in the transistor amplifying circuit? |
| A. | To prevent input variation from reaching output |
| B. | To prevent DC content in the input from reaching transistor |
| C. | There isn’t any role for input capacitance |
| D. | To increase input impedance |
| Answer» C. There isn‚Äö√Ñ√∂‚àö√ë‚àö¬•t any role for input capacitance | |
| 10. |
Which of the following statements is most correct to explain role of biasing circuit in the implementation of a transistor circuit? |
| A. | It is used provide proper voltage to every component in the circuit |
| B. | It is used to ensure maximum power is obtained out of the circuit |
| C. | It is used to provide the quiescent collector current |
| D. | It is used to provide proper and stable functional environment to all quiescent point parameters |
| Answer» E. | |
| 11. |
Which of the following is not considered for quiescent operating point? |
| A. | DC collector-emitter voltage |
| B. | DC collector current |
| C. | DC base current |
| D. | DC input voltage |
| Answer» E. | |
| 12. |
The state amplifier has no input is not called ______________ |
| A. | Zero signal condition |
| B. | Non-signal condition |
| C. | Quiescent condition |
| D. | Empty-signal condition |
| Answer» E. | |