MCQOPTIONS
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MCQOPTIONS
This section includes 3 Mcqs, each offering curated multiple-choice questions to sharpen your Dc Machines knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
In current commutation, in chopper circuit we use _____________ |
| A. | 2 auxiliary thyristors |
| B. | 2 diodes |
| C. | 1 auxiliary thyristor |
| D. | 2 auxiliary thyristors and 2 diodes |
| Answer» E. | |
| 2. |
In voltage commutation, in chopper circuit we use _____________ |
| A. | 2 auxiliary thyristors |
| B. | 2 diodes |
| C. | 1 auxiliary thyristor |
| D. | Many diodes |
| Answer» B. 2 diodes | |
| 3. |
Which of the following method is adopted for controlling a DC motor? |
| A. | Resistance control |
| B. | Motor-generator set |
| C. | Inverter Rectifier |
| D. | DC chopper |
| Answer» E. | |