MCQOPTIONS
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MCQOPTIONS
This section includes 11 Mcqs, each offering curated multiple-choice questions to sharpen your Electrical Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
A capacitor is charged to a voltage of 400V and has a resistance of 20ohm. Calculate the final value of charging current. |
| A. | 10A |
| B. | 0A |
| C. | Infinity |
| D. | 20A |
| Answer» C. Infinity | |
| 2. |
A capacitor is charged to a voltage of 400V and has a resistance of 20ohm. Calculate the initial value of the discharge current. |
| A. | 10A |
| B. | 0A |
| C. | Infinity |
| D. | 20A |
| Answer» C. Infinity | |
| 3. |
What is the final current while charging a capacitor? |
| A. | High |
| B. | Zero |
| C. | Infinity |
| D. | Low |
| Answer» C. Infinity | |
| 4. |
Which of the following depends on charging and discharging rate of a capacitor? |
| A. | Time constant |
| B. | Current |
| C. | Power |
| D. | Voltage |
| Answer» B. Current | |
| 5. |
A_CAPACITOR_IS_CHARGED_TO_A_VOLTAGE_OF_400V_AND_HAS_A_RESISTANCE_OF_20OHM._CALCULATE_THE_FINAL_VALUE_OF_CHARGING_CURRENT.?$ |
| A. | 10A |
| B. | 0A |
| C. | Infinity |
| D. | 20A |
| Answer» E. | |
| 6. |
What happens to the capacitor when the capacitor voltage is equal to the source voltage? |
| A. | The charging phase of the capacitor is over |
| B. | The discharging phase of the capacitor is over |
| C. | The capacitor is switched off |
| D. | The capacitor is switched on |
| Answer» B. The discharging phase of the capacitor is over | |
| 7. |
When will be capacitors fully charged? |
| A. | When voltage is zero |
| B. | When the supply voltage is equal to the capacitor voltage |
| C. | When voltage is infinity |
| D. | When capacitor voltage is equal to half the supply voltage |
| Answer» C. When voltage is infinity | |
| 8. |
A capacitor is charged to a voltage of 400V and has a resistance of 20ohm. Calculate the final value of the discharge current. |
| A. | 10A |
| B. | 0A |
| C. | Infinity |
| D. | 20A |
| Answer» C. Infinity | |
| 9. |
A capacitor is charged to a voltage of 400V and has a resistance of 20ohm. Calculate the initial value of charging current. |
| A. | 10A |
| B. | 0A |
| C. | Infinity |
| D. | 20A |
| Answer» C. Infinity | |
| 10. |
What is the initial current while charging a capacitor? |
| A. | High |
| B. | Low |
| C. | 0 |
| D. | Cannot be determined |
| Answer» B. Low | |
| 11. |
Which of the following charging and discharging of a capacitor? |
| A. | Time constant |
| B. | Current |
| C. | Power |
| D. | Voltage |
| Answer» B. Current | |