Brechner, Claude H., 1887- [from old catalog] · Boston, New York [etc.] Allyn and Bacon · leaf 205
Figure r — Photograph of a 3-pointStarting-box. 194 MOTION-PRODUCING EFFECT OF CURRENT Suppose the motor mentioned above generates 100 volts,C. E. M. F., when running at full speed, then = — = 20 amperes, the amount of current 2 2 the motor would take when running at full speed. … Figure 199. — Photograph of a 4-pointStarting-box. 228. Series Motor. — There are three general classes ofD. C. motors : Series, Shunt, and Compound. We shall dis-cuss only the first two.
Physics
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