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 259
. Connect five 110-volt lamps in seriesand to the track and line, andparallel the voltmeter witheach lamp respectively. Thesum of the voltages acrosseach lamp equals the P. D.bet ween the line and the trackIn a similar manner otherhigh voltages may be ascer-tained. 238. Measurements witha… … 30 VOITS Fig. 215.—Measuring the VoltsDrop with a Voltmeter. MEASUREMENT OF PRESSURE. 241 2- OMKt$ O VOLTS DROP3 OHr*lS any other electrical device*. When the battery circuit is closedthrough the above circuit, and the voltmeter connected directly across its terminals, 30 volts potential difference…
Electricity · Magnetism
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