Electricity experimentally and practically applied; a book for the beginner and for the practical man, principles, experiments, practical applications and problems (1910)
Ashe, Sydney Whitmore · New York, D. Van Nostrand company · leaf 265
time inter-val is quite short for most circuits, but in a large generatorit can easily amount to one second. This point can be 242 PRINCIPLES OF ALTERNATING CURRENTS 243 readily demonstrated by closing and opening a field switch,leaving it closed for various small time intervals. At firsta small… … Fig. 309. — Instantaneous Current Curve. Experiment 143. Connect a dry battery of 1.4 volts potential to aresistance of I ohm. According to Ohms law, 1.4 amperes will passthrough the circuit. Gradually increase the number of cells, one at atime, until 10 are in circuit, and the current will…
Electricity · Electrical engineering
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