Gage, Alfred P. (Alfred Payson), 1836-1903 · Boston, London, Ginn · leaf 585
n, and, as it is a good conductor, currents will flowthrough the iron unless prevented, and heat it. These eddy currents(commonly called Foucault currents) are prevented by makingthe armature core laminated, i.e. having it made up of iron discs orplates insulated from one another.^ 630. The Gramme… … Fig. 453. armature the core consists of an iron ring or hollow cylinderinstead of a closed cylinder or drum, and the wire is wound 1 It must be noticed that tlie armature current, because of its action on the coretends to distort the magnetic field in the direction of the rotation. This…
Physics
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