The resultant voltage acting across the armature circuit of a synchronous motor (Er) is the ……….. of induced emf in the armature circuit (Eb) and supply voltage V.
A. arithmetic sum.
B. arithmetic difference.
C. phasor difference.
D. phasor sum.
Answer:C
The resultant voltage acting across the armature circuit of a synchronous motor (Er) is the ……….. of induced emf in the armature circuit (Eb) and supply voltage V.
A. arithmetic sum. B. arithmetic difference. C. phasor difference. D. phasor sum.