

MCQOPTIONS
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1. |
As observed from the startor of a synchronous generator, the armature reaction mmf phasor |
A. | lags behind the armature current phasor by 90 . |
B. | is in phase with the armature current phasor. |
C. | leads the armature current phasor by 90 |
D. | in phase opposition to the armature current phasor. |
Answer» C. leads the armature current phasor by 90 | |