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About this article Cite this article RUSSELL, A. (1) A Treatise on the Elements of Electrical Engineering (2) Continuous-current Motors and Control Apparatus (3) Power Wiring Diagrams.

A circuit always has a battery (cell) but it can also contain other electrical components, such as bulbs, buzzers and motors. When drawing circuit diagrams, rather than drawing detailed components ...

The method adopted is the graphical method, a diagram being given for each machine, &c., considered. The diagrams are given with-out, in some cases, any of the reasoning which leads up to them.