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. |
What is the value of Yf for a lap winding with a 4-pole, 12 commutator segments, with two coil sides/slot.?(Assume single-turns coils -retrogressive winding). |
| A. | 9 |
| B. | 3 |
| C. | 11 |
| D. | 5 |
| Answer» B. 3 | |
| 2. |
Value of commutator pitch in lap winding is_____ |
| A. | +2 |
| B. | +1 or -1 |
| C. | -2 |
| D. | Different for different parameters |
| Answer» C. -2 | |
| 3. |
Current flowing through the armature conductors Ic is related to total current Ia by_______ |
| A. | Ic = A Ia |
| B. | Ic = Ia/A |
| C. | Ic = A<sup>2</sup> Ia |
| D. | Ic = A/Ia |
| Answer» C. Ic = A<sup>2</sup> Ia | |
| 4. |
What is the value of Yf for a lap winding with a 4-pole, 12-slot armature with two coil sides/slot? (Assume single-turns coils progressive winding) |
| A. | 3 |
| B. | 5 |
| C. | 7 |
| D. | 9 |
| Answer» C. 7 | |