Arithmetic of Electricity: A Practical Treatise on Electrical Calculations of All Kinds Reduced to a Series of Rules, All of the Simplest Forms, and Involving Only Ordinary Arithmetic ...
N. W. Henley publishing Company, 1915 - 162 стор.
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alternating amperes ance apply armature arranged Assume average battery calculated called capacity cells cents CHAPTER chemical circuit Cloth coil combined complete concrete conductance connected constants construction copper core corresponding cross-section cycles determined developed diameter difference distance divided drop edition effective efficiency electric energy engine equal equivalent EXAMPLE expressed factor feet field foot fully gaps given gives gram heat illustrated included inductance iron lamps leads leakage length lines of force machine magnet magnetizing force mechanical mils motor multiplied obtained Ohm's law ohms operation parallel passes permeability permeance potential pounds practical Price proportion quantity ratio reciprocal reduce relative reluctance resistance result Rule Rule 55 showing single Solution specific square inch steam taken tion treated turns units varies voltage volts volume watts weight wire