Lessons in practical electricity; principles, experiments, and arithmetical problems; over four hundred illustrations; an elementary text book (1909)
Swoope, C. Walton (Coates Walton), d. 1901 · New York, D. Van Nostrand company · leaf 428
MOTOR 4± Or StartingRheostat … dynamo^ _ Shunt KeldRheostat Shunt Field •-\\\ ^</// ^ Fig. 378.—Connections of a Shunt Motoj$0 a Dynamo Circuit. 410 PRACTICAL ELECTRICITY. box, and when arm, S, rests on point 5 it is held there by theelectromagnet against the action of the spring. The advant.of this arrangement is, that if…
Electricity · Magnetism
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