Lessons in practical electricity; principles, experiments, and arithmetical problems, an elementary text-book (1902)
Swoope, Coates Walton. [from old catalog] · New York, D. Van Nostrand company · leaf 174
lso so that the needlesmagnetic lines of force arein the same direction as themagnetic lines of the circu-lar field, ^ 43. TheN-polesof the needles point in thesame direction as the mag-netic lines of the current,and these lines pass througheach of the needles, enteringat the S-pole and emanatingat… … Fig. 132.—Direction of Whirls when Fig. 133.—Direction of Whirls when the Current Flows Toward You— the Current Flows Away from Anti-Clockwise. You—Clockwise. would move, as shown in Fig. 130 and also 136, wherethe wire is supposed to be passed through the watch with the 156 PR A OTIC A L EL…
Electricity · Magnetism
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