Dental and oral radiography : a text book for students and practitioners of dentistry (1916)
McCoy, James David · St. Louis : Mosby · leaf 42
causing the latter to move through a magneticfield. It makes no difference whether this fieldcomes from an ordinary magnet or from an elec-tric charge passing through a conductor. Thisaction of a magnet or of a current on a conductor ELECTROMAGNETIC INDUCTION 39 moved in its field is called… … Fig. 9. A, magnet with diagrammatic illustration of magnetic lines of force sur-rounding it. B shows a coil of wire connected to a galvanometer, C. will show that a momentary electric current haspassed through the coil. The current continuesas long as the coil is in motion and ceases assoon as the…
Radiography, Dental · X-rays · Teeth · Mouth
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