MCQOPTIONS
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| 1. |
Which of the following defines the relation between the back emf and current in a DC motor? |
| A. | When back emf increases current increases |
| B. | When back emf decreases current increases |
| C. | When back emf increases current is constant |
| D. | When back emf decreases current decreases |
| Answer» C. When back emf increases current is constant | |