Electricity experimentally and practically applied; a book for the beginner and for the practical man, principles, experiments, practical applications and problems (1910)
Ashe, Sydney Whitmore · New York, D. Van Nostrand company · leaf 244
n series with the line.Owing to the absence of iron ineither armature or field circuit,the field strength will vary directlyas the current passing through thecircuit, and the armature strengthwill vary as the potential in thecircuit varies. The torque, ortwisting effect of the armature,will… … Fig, 284.— Armature ResistanceT. R.V^.
Electricity · Electrical engineering
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