MCQOPTIONS
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MCQOPTIONS
This section includes 15 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. |
Current is maximum at __________ frequency of bandwidth. |
| A. | left end |
| B. | middle |
| C. | right end |
| D. | all end |
| Answer» C. right end | |
| 2. |
For a sharp resonance, bandwidth is ______________ |
| A. | low |
| B. | high |
| C. | zero |
| D. | infinity |
| Answer» B. high | |
| 3. |
Bandwidth is the difference of_____________________ frequencies. |
| A. | half power |
| B. | full power |
| C. | double power |
| D. | wattless |
| Answer» B. full power | |
| 4. |
Find the value of voltage in the bandwidth range when the maximum value of voltage is 100 V. |
| A. | 56.65 V |
| B. | 35.36 V |
| C. | 45.34 V |
| D. | 70.72 V |
| Answer» E. | |
| 5. |
Find the value of current in the bandwidth range when the maximum value of current is 50A. |
| A. | 56.65A |
| B. | 35.36A |
| C. | 45.34A |
| D. | 78.76A |
| Answer» C. 45.34A | |
| 6. |
At resonance, bandwidth includes the frequency range that allows _____ percent of the maximum voltage to flow. |
| A. | 33.33 |
| B. | 66.67 |
| C. | 50 |
| D. | 70.7 |
| Answer» E. | |
| 7. |
At bandwidth frequency range, the value of the voltage V is? |
| A. | V=Vm/2 |
| B. | V=Vm2 |
| C. | V=Vm |
| D. | V=Vm/√2 |
| Answer» E. | |
| 8. |
WHAT_HAPPENS_TO_THE_BANDWIDTH_FREQUENCY_RANGE_WHEN_THE_QUALITY_FACTOR_INCREASES??$ |
| A. | Increases |
| B. | Decreases |
| C. | Remains the same |
| D. | Becomes zero |
| Answer» C. Remains the same | |
| 9. |
Find the bandwidth when the resonant frequency is 50kHz and the Q factor is 10.$ |
| A. | 5kHz |
| B. | 50kHz |
| C. | 10kHz |
| D. | 500kHz |
| Answer» B. 50kHz | |
| 10. |
If the resonant frequency in a series RLC circuit is 50kHz along with a bandwidth of 5kHz, find the quality factor? |
| A. | 5 |
| B. | 50 |
| C. | 10 |
| D. | 500 |
| Answer» D. 500 | |
| 11. |
Find the value of voltage when the maximum value of voltage is 100V. |
| A. | 56.65A |
| B. | 35.36A |
| C. | 45.34A |
| D. | 70.72A |
| Answer» C. 45.34A | |
| 12. |
Find the value of current when the maximum value of current is 50A in the bandwidth range. |
| A. | 56.65A |
| B. | 35.36A |
| C. | 45.34A |
| D. | 78.76A |
| Answer» C. 45.34A | |
| 13. |
At resonance, bandwidth includes the frequency range that allows _____ percent of the maximum current to flow. |
| A. | 33.33 |
| B. | 66.67 |
| C. | 50 |
| D. | 70.7 |
| Answer» E. | |
| 14. |
At bandwidth frequency range, the value of the current I is? |
| A. | I=Im/2 |
| B. | I=Im<sup>2</sup> |
| C. | I=Im |
| D. | I=Im/‚àö2 |
| Answer» E. | |
| 15. |
The SI unit for bandwidth is? |
| A. | Hz |
| B. | Watt |
| C. | kHz |
| D. | kW |
| Answer» B. Watt | |