MCQOPTIONS
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MCQOPTIONS
This section includes 7 Mcqs, each offering curated multiple-choice questions to sharpen your Electric Drives knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Calculate the output voltage of the Boost converter if the supply voltage is 156 V and duty cycle value is .4. |
| A. | 260 V |
| B. | 264 V |
| C. | 261 V |
| D. | 268 V |
| Answer» B. 264 V | |
| 2. |
Calculate the average value of thyristor current in 3- Full wave converter for the load current=27 A and =6 . |
| A. | 9 A |
| B. | 4 A |
| C. | 5 A |
| D. | 9 A |
| Answer» E. | |
| 3. |
Calculate the output voltage of the Buck converter if the supply voltage is 789 V and duty cycle value is .9. |
| A. | 711.1 V |
| B. | 710.1 V |
| C. | 722.2 V |
| D. | 713.2 V |
| Answer» C. 722.2 V | |
| 4. |
Calculate the value of Crest factor if Vpeak=0 V and Vr.m.s=24 V. |
| A. | 0 |
| B. | 3 |
| C. | 5 |
| D. | 8 |
| Answer» B. 3 | |
| 5. |
Calculate peak-peak voltage if Vmax=1 V and Vmin=-1 V. |
| A. | 6 V |
| B. | 2 V |
| C. | 3 V |
| D. | 1 V |
| Answer» C. 3 V | |
| 6. |
____________ is the boundary for C.C.M and D.C.M mode in 3- Half wave bridge rectifier for R load. |
| A. | 60 |
| B. | 10 |
| C. | 80 |
| D. | 30 |
| Answer» E. | |
| 7. |
Which one of the following device is uncontrolled? |
| A. | SCR |
| B. | MOSFET |
| C. | Diode |
| D. | TRIAC |
| Answer» D. TRIAC | |