10.2 SIMPLE 3-PHASE ALTERNATOR Fig. ... At the instant shown in the diagram the e.m.f. induced in coil RRa#39; is zero, and the polarities of the e.m.f.s induced in coils ... A practical 3-phase alternator has three sets of coils spaced 120Ad apart.
|Author||:||Noah Jones (A.M.I.E.E.)|