Text-book of general physics, for the use of colleges and scientific schools (1899)
Hastings, Charles Sheldon · Boston: Ginn & company · leaf 424
as one follows along any line offorce, and each little magnetic molecule is constrained bythe action of its neighbors, even after the original inducingforce is removed. If, however, this arrangement is oncebroken by forcing off the armature, the magnetism of thecore falls to an indefinitely small… … 414 THE ELECTEOMAGXETIC EI ELL. iron, or keeper, for in this way the original setting of themolecules in the hardened steel is better guarded fromderangement bv the action of demagnetizing forces. When a magnet is inside a helix bearing a current, it issubject to a force in the direction of the…
Physics
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