Lynde, Carleton John, b. 1872 · New York : Macmillan · leaf 239
ive in one direction, and five in the other. A current which is reversed in direction a number of times a second is called an allernaling current.The coil which revolves between the poles of the magnet is called the arma-ture of the dynamo. It is always wound on a soft iron core because the… … — Diagram of an alternating-current dynamo. INDUCED CURRENTS. THE DYNAMO 225 The alternating-current dynamo. — The current is generatedin the armature, and in order to make use of it, means mustbe provided to lead it out of the armature into an outercircuit. The chief difference between the…
Physics · Home Economics
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