MCQOPTIONS
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MCQOPTIONS
This section includes 13 Mcqs, each offering curated multiple-choice questions to sharpen your Electronic Devices Circuits knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The P-N junction diode conducts in which direction. |
| A. | Reverse direction |
| B. | Forward direction |
| C. | Both Forward and Reverse direction |
| D. | Neither Forward nor Reverse direction |
| Answer» C. Both Forward and Reverse direction | |
| 2. |
When the P-N junction diode is forward bias the current in circuit is controlled by. |
| A. | External voltage |
| B. | Capacitance |
| C. | Resistance |
| D. | Internal voltage |
| Answer» D. Internal voltage | |
| 3. |
In a P-N junction diode during forward bias if the current increases more than the value that is rated will destroy the diode. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 4. |
THE_P-N_JUNCTION_DIODE_CONDUCTS_IN_WHICH_DIRECTION.?$ |
| A. | Reverse direction |
| B. | Forward direction |
| C. | Both Forward and Reverse direction |
| D. | Neither Forward nor Reverse direction |
| Answer» C. Both Forward and Reverse direction | |
| 5. |
When the P-N junction diode is forward bias the current in circuit is controlled by? |
| A. | External voltage |
| B. | Capacitance |
| C. | Resistance |
| D. | Internal voltage |
| Answer» D. Internal voltage | |
| 6. |
In a P-N junction diode during forward bias if the current increases more than the value that is rated will destroy the diode? |
| A. | True |
| B. | False |
| Answer» B. False | |
| 7. |
In P-N junction V-I characteristics during forward biased, at what region the current increase is very low. |
| A. | Saturation |
| B. | Depletion |
| C. | Cut off |
| D. | Breakdown |
| Answer» C. Cut off | |
| 8. |
What would be the current and voltage when there is no external voltage applied on the diode? |
| A. | 0 |
| B. | 0.7 |
| C. | 0.3 |
| D. | 1 |
| Answer» B. 0.7 | |
| 9. |
The cut off voltage for diode of silicon semiconductor and germanium semiconductor is ____ volts. |
| A. | 0.5 and 0.1 |
| B. | 0.7 and 0.3 |
| C. | 1 and 0.5 |
| D. | 0.5 and 1 |
| Answer» C. 1 and 0.5 | |
| 10. |
In volt ampere characteristics the current increases with voltage _________ |
| A. | Exponentially |
| B. | Equally |
| C. | Sinusoidal |
| D. | Unequally |
| Answer» B. Equally | |
| 11. |
In a P-N junction the positive voltage at which the diode starts to conduct consequently is called. |
| A. | Cut off voltage |
| B. | Saturation voltage |
| C. | Knee voltage |
| D. | Breakdown voltage |
| Answer» D. Breakdown voltage | |
| 12. |
At room temperature what will be voltage equivalent of temperature. |
| A. | 10 mV |
| B. | 4.576 mV |
| C. | 26 mV |
| D. | 98 V |
| Answer» D. 98 V | |
| 13. |
The voltage equivalent of temperature (Vt) in a P-N junctions is given by. |
| A. | T/1000 volts |
| B. | T/300 volts |
| C. | T/1600 volts |
| D. | T/11600 volts |
| Answer» E. | |