Gerard, Eric Mary, 1856-1916 · New York W.J. Johnston · leaf 216
to cut no lines of force, the workaccomplished is zero. This is the case when the conductoris displaced parallel to the direction of the field. 200 ELECTROMAGNETISM. APPLICATIONS RELATING TO THE MAGNETIC POTENTIALOF THE CURRENT. 146. Case of an Indefinite Rectilinear Current.—Let us see whether the… … Fig. 67. Such a current projected on O can be considered as thelimit of a plane circuit projected along 00, and extended in-definitely towards the right. The conductors which com-plete the circuit being infinitely removed from the pole,supposed to be at P, have no action upon it. Let us now…
Electricity · Magnetism
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