Practical electricity, with questions and answers (1901)
Cleveland armature works, [from old catalog] comp, Lincoln, John C. [from old catalog] · [Cleveland, Ohio, Cleveland armature works] · leaf 61
ded the thumb points in the direction of the motion, thefirst finger points in the direction of the magnetic lines, andthe 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 18 a… … Figure 23Production of E. M. F. by moving wire in magnetic field.
Electricity · Electric generators
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