Lessons in practical electricity; principles, experiments, and arithmetical problems, an elementary text-book (1902)
Swoope, Coates Walton. [from old catalog] · New York, D. Van Nostrand company · leaf 381
Fig. 346.- Armatnre Core Loss—Hysteresis. 362 PRACTICAL ELECTRICITY. subjected to two op^DOsiteSuppose the speed to be … magnetisations in each revolution-.2000 revolutions per minute, tlienthere will be 4000 reversals ofmagnetisation per minute inthe core. Heat is developed• as a result of the h^^steresis (page 308, Exp. 82). A por-tion of the energy required todrive the armature is thus ex-« pended in heating the…
Electricity · Magnetism
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
