The standard electrical dictionary : a popular encyclopaedia of words and terms used in the practice of electrical engineering (1898)
Sloane, T. O'Conor (Thomas O'Conor), 1851-1940 · London : Crosby Lockwood and Son · leaf 345
r of Magnetic Bridge. curved arms will differ, and the magnetic needle will turn one wayor the other. In practical use different samples of iron are sub-stituted for the unwound members of the fourth side of the parallel-ogram, and the needle by its motions indicates the permeability. In the cut.… … Fig. One-half Portion ofMagnetic Circuit. Magnetic Circuit. A magnetic field of force is characterized bythe presence of lines of force, which, while approximately parallel, curve around and tend to form!^ closed curves. The polarityof a field of force is referredto an imaginary direction ofthe…
Electricity
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