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 278
con-volutions of wire and inverselyproportional to their diameter. The tangent law is most ac-curately fulfilled when the depthof the coil in the radial directionis to the breadth in the axialdirection as 1/3 : 1/2, or aboutas 11:9. Galvanometer, Torsion. A galvanometer whose needle issuspended by… … Fig. 186. Torsion Galvanometer. by turning a hand-button or other arrangement. The angle throughwhich this is turned gives the angle of torsion. From this the currentstrength is calculated on the general basis that it is proportional tothe angle of torsion. 18 274 STANDARD BlvBCTRICAL DICTIONARY.…
Electricity
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