Practical applied electricity; a book in plain English, for the practical man. Theory, practical applications and examples (1911)
Moreton, David Penn, 1882- · Chicago, The Reilly & Britton co · leaf 123
Condenser Fig. Si) 112 PEACTJCAL APPLIED ELECTEICITY … Fig. 81 value of the resistance it offers to the current in the circuitof which it is a part. The vibration of the air then causesa varying current through the primary winding of the induc-tion coil, which, in turn, produces an e.m.f. in the secondarywinding and as a result of this e.m.f. there…
Electrical engineering
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