MCQOPTIONS
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| 1. |
For a given compound DC machine, Net field current obtained from characteristic is equal to 7.5 A, where shunt field current is equal to 5 A, armature current is 505 A, demagnetizing current equal to 0.95 A and shunt field winding of 1000 turns at rated speed of 1000 rpm. What will be the series field turns? |
| A. | 7 |
| B. | 8 |
| C. | 5 |
| D. | 9 |
| Answer» B. 8 | |