Lessons in practical electricity; principles, experiments, and arithmetical problems; over four hundred illustrations; an elementary text book (1909)
Swoope, C. Walton (Coates Walton), d. 1901 · New York, D. Van Nostrand company · leaf 224
ngs, the coil tends to move through themagnetic field, to take up a position so that its lines of forcewill be in the same direction as those of the field. Itwill so move until the torsion of the springs is balancedby the force tending to move the coil, when the pointerwill indicate the angle of… … Fig. 196.—Method of Mounting the Movable Coil in Weston Instruments. wound has an electromotive force induced in it, only whilethe coil is moving, which causes eddy currents, • 292, toflow around the bobbin in the opposite direction to the cur-rent in the coil. These momentary currents tend to stop…
Electricity · Magnetism
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