An elementary book on electricity and magnetism and their applications (1919)
Jackson, Dugald C. (Dugald Caleb), 1865-1951, Jackson, John Price, b. 1868, Black, Newton Henry, b. 1874 · New York, The Macmillian Co · leaf 246
Fig. 149 a. — Direct-current generator connected directly to a steam engine. DIRECT-CURRENT GENERATORS 215 … 6600 in the armature coils interferes with the field magnetism. Themagnetizing power of a series winding (Fig. 149) increases withthe current which isfurnished by the ma-chine, and the naturalfall of voltage in ashunt generator maybe entirely overcome,or even reversed, bythe addition of…
Electricity · Magnetism
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