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. |
DC motor is to a drive a load which is almost zero for certain part of the load cycle and peak value for short duration. We will select __________ |
| A. | Series motor |
| B. | Shunt motor |
| C. | Compound motor |
| D. | Any DC motors |
| Answer» D. Any DC motors | |
| 2. |
What will happen if the series field of a cumulative compound motor is short circuited? |
| A. | Net flux will increase |
| B. | Speed will increase |
| C. | Speed will remain constant |
| D. | Speed will decrease |
| Answer» C. Speed will remain constant | |
| 3. |
What will happen if the series field of a differential compound motor is short circuited? |
| A. | Net flux will decrease |
| B. | Speed will increase |
| C. | Speed will remain constant |
| D. | Speed will decrease |
| Answer» E. | |