Practical electricity .. with questions and answers (1911)
Cleveland armature works, [from old catalog] comp, Lincoln, John C. [from old catalog] · [Cleveland, Ohio, Cleveland armature works] · leaf 59
nded the thumb points in the direction of the motion, thefirst finger points in the direction of the magnetic lines, a^dthe second finger in the direction of the resulting current.The rule for remembering the direction of motion, linesand current when the wire is supplied with a current from 48 a… … Figure 23JpToduction of E. M. F. by moving wire in magnetic field.
Electricity
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