Henry and Hora's modern electricity; a practical working encyclopedia (1915)
Henry, James. [from old catalog], Hora, Karel Jan, 1881- [from old catalog] joint author · Chicago, Laird & Lee, inc. · leaf 183
GENERATOR FlG- 71* MOTOR Rotary converter 141. It has been mentioned (see §100) that the currentsinduced in the armature of a dynamo are alternating, whenthe armature is not provided with a commutator, to changethem into direct currents. If there are two armature wind-ings placed on the same core…
Electrical engineering
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