Hawkins electrical guide. Questions, answers & illustrations; a progressive course of study for engineers, electricians, students and those desiring to acquire a working knowledge of electricity and its applications; a practical treatise (1914)
Hawkins, N. (Nehemiah), 1833- · New York, T. Audel · leaf 80
ion of one henry,will induce a reverse pressure of one volt. Ques. Describe how the rate of change in currentstrength varies, and how this affects the reverse pressure. Ans. The alternating current varies from zero to maximumstrength in one-quarter period, that is, in one-quarter revolutionof the… … according to- zale; during some-mediate 10 de-grees of the quarterrevolution, as from B-\ the current in-creases from B I C -- ( imperes, and dur-ing another 10 de-grees as from D t ? E.at the end of one-quarter revolutionwhere the sine curvereaches its amplitude.it rires and falls J4ampere. It is…
Electrical engineering
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