MCQOPTIONS
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| 1. |
Interpoles in a dc motor must be |
| A. | series excited and should have polarity opposite to that of the next main pole in the direction of rotation of armature. |
| B. | series excited had should have the same polarity as that of the next main pole in the direction of rotation of the armature. |
| C. | shunt excited and should have polarity opposite to that of the next main pole in the direction of rotation of the armature. |
| D. | shunt excited and should have t he same polarity as the next main pole in the direction of rotation of the armature. |
| Answer» B. series excited had should have the same polarity as that of the next main pole in the direction of rotation of the armature. | |