Electrical engineer's pocket-book: a hand-book of useful data for electricians and electrical engineers (1901)
Foster, Horatio A. (Horatio Alvah), 1858-1913 · New York, D. Van Nostrand co.; London, E.& F.N. Spon, ltd. · leaf 539
enhanced in a limitedarea, but being in a limited area and definitely located, it may be easilywatched and remedies applied. With the current negative to line, the ac-tion at a given danger point may be considerably less than under the othercondition ; but as the danger district is widespread, and… … REPORT OF THE ELECTRICAL BUREAU. 527 From the electric railway standpoint, the prohibitive expense of therequisite addition of copper to make a complete circuit is advanced, to-gether with the impracticability of a double-trolley system that is appar-ently a necessary concomitant of the metallic…
Electrical engineering
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