MCQOPTIONS
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MCQOPTIONS
This section includes 15 Mcqs, each offering curated multiple-choice questions to sharpen your Analog Electronic Circuits knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
For common emitter configuration, which of the following is the correct relation? |
| A. | IC < IE |
| B. | IC = βIB |
| C. | IC = αIE |
| D. | IC = IE |
| Answer» E. | |
| 2. |
The value of IC is precisely zero when the value of IE is zero. |
| A. | True |
| B. | False |
| Answer» C. | |
| 3. |
Which of the following correctly determines the relation between α and β? |
| A. | β=α/(1-α) |
| B. | α=β/(1-α) |
| C. | β=α/(1-β) |
| D. | β=α*(1-β) |
| Answer» B. α=β/(1-α) | |
| 4. |
From the given characteristics, what is the approximate value of IC at VBE=0.7 V and VCE=15 V? |
| A. | 3.4 mA |
| B. | 0 mA |
| C. | 2.5 mA |
| D. | 10 mA |
| Answer» D. 10 mA | |
| 5. |
From the given characteristics, what is the approximate value of IC at IB=30 uA and VCE=10 V? |
| A. | 3 mA |
| B. | 3.4 mA |
| C. | 0 mA |
| D. | 2 mA |
| Answer» C. 0 mA | |
| 6. |
In a BJT, if the collector-base junction is forward-biased and the base-emitter junction is forward-biased, which region is the BJT operating in? |
| A. | Saturation region |
| B. | Active region |
| C. | Cutoff region |
| D. | Reverse active region |
| Answer» B. Active region | |
| 7. |
For a BJT, for common base configuration the output characteristics are represented by a plot between which of the following parameters? |
| A. | VBE and IB |
| B. | VCE and IC |
| C. | VCB and IC |
| D. | VCE and IB |
| Answer» D. VCE and IB | |
| 8. |
For a BJT, for common base configuration the input characteristics are represented by a plot between which of the following parameters? |
| A. | VBE and IE |
| B. | VBE and IB |
| C. | VCE and IC |
| D. | VCC and IC |
| Answer» B. VBE and IB | |
| 9. |
THE_VALUE_OF_IC_IS_PRECISELY_ZERO_WHEN_THE_VALUE_OF_IE_IS_ZERO.?$ |
| A. | True |
| B. | False |
| Answer» C. | |
| 10. |
For_common_emitter_configuration,_which_of_the_following_is_the_correct_relation?$ |
| A. | I<sub>C</sub> < I<sub>E</sub> |
| B. | I<sub>C</sub> = βI<sub>B</sub> |
| C. | I<sub>C</sub> = αI<sub>E</sub> |
| D. | All of the mentioned |
| Answer» E. | |
| 11. |
Which of the following correctly determines the relation between α and β?# |
| A. | β=α/(1-α) |
| B. | α=β/(1-α) |
| C. | β=α/(1-β) |
| D. | None of the mentioned |
| Answer» B. ‚âà√≠¬¨¬±=‚âà√≠‚Äö√¢¬ß/(1-‚âà√≠¬¨¬±) | |
| 12. |
In a BJT, if the collector-base junction and the base-emitter junction are both reverse-biased, which region is the BJT operating in? |
| A. | Saturation region |
| B. | Active region |
| C. | Cutoff region |
| D. | None of the mentioned |
| Answer» D. None of the mentioned | |
| 13. |
In a BJT, if the collector-base junction is reverse-biased and the base-emitter junction is forward-biased, which region is the BJT operating in? |
| A. | Saturation region |
| B. | Active region |
| C. | Cutoff region |
| D. | None of the mentioned |
| Answer» C. Cutoff region | |
| 14. |
For a BJT, for common base configuration the output characteristics is represented by a plot between which of the following parameters? |
| A. | V<sub>BE</sub> and I<sub>B</sub> |
| B. | V<sub>CE</sub> and I<sub>C</sub> |
| C. | V<sub>CB</sub> and I<sub>C</sub> |
| D. | None of the mentioned |
| Answer» D. None of the mentioned | |
| 15. |
For a BJT, for common base configuration the input characteristics is represented by a plot between which of the following parameters? |
| A. | V<sub>BE</sub> and I<sub>E</sub> |
| B. | V<sub>BE</sub> and I<sub>B</sub> |
| C. | V<sub>CE</sub> and I<sub>C</sub> |
| D. | None of the mentioned |
| Answer» B. V<sub>BE</sub> and I<sub>B</sub> | |