Electricity for everybody; its nature and uses explained (1895)
Atkinson, Philip · New York, The Century Co. · leaf 122
nd steel and othermetals capable of acquiring magnetism, and that themagnetizing process causes these currents all to circulatein the same relative direction, producing the magneticeffects; this direction remaining permanent in steel, butbeing only temporary in soft iron, in which the… … Fig. 47. molecules, as shown in Fig. 47, in which the little circlesrepresent the molecules, round which the currents cir-culate in the direction shown by the arrows; hence theywould all neutralize each other in the interior of the bar, leaving only the surfacecurrents to circulate roundit, as…
Electricity
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