MCQOPTIONS
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MCQOPTIONS
This section includes 4 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. |
The armature of DC motor is laminated to ____________ |
| A. | To reduce mass |
| B. | To reduce hysteresis loss |
| C. | To reduce eddy current loss |
| D. | To reduce inductance |
| Answer» D. To reduce inductance | |
| 2. |
If a DC motor is connected to AC supply what will happen then? |
| A. | Not run |
| B. | Burn |
| C. | Run at normal speed |
| D. | Run at extremely low speed |
| Answer» C. Run at normal speed | |
| 3. |
In normal dc machines operating at full-load conditions, the most powerful electromagnet is _________ |
| A. | Field winding |
| B. | Interpole Winding |
| C. | Interpole and compensating winding together |
| D. | Armature winding |
| Answer» B. Interpole Winding | |
| 4. |
6.Which of the following part is used in construction of DC machine but not in AC machine? |
| A. | Armature Winding |
| B. | Field winding |
| C. | Commutator |
| D. | Shaft |
| Answer» D. Shaft | |