MCQOPTIONS
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| 1. |
The brushes in dc machine are normally placed electrically in interpolar region to ________ |
| A. | make an angle of 90 deg. electrical |
| B. | make an angle of 90 deg. mechanical |
| C. | make an angle of 0 deg. electrical |
| D. | none of the mentioned |
| Answer» B. make an angle of 90 deg. mechanical | |