MCQOPTIONS
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MCQOPTIONS
| 1. |
What will happen at poles due to armature reaction in DC generator? |
| A. | Demagnetisation of leading pole tip and magnetisation of trailing pole tip |
| B. | Demagnetisation of trailing pole tip and magnetisation of leading pole tip |
| C. | Demagnetising at the centre of all poles |
| D. | Magnetising at the centre of all poles |
| Answer» B. Demagnetisation of trailing pole tip and magnetisation of leading pole tip | |