Cyclopedia of applied electricity : a general reference work on direct-current generators and motors, storage batteries, electrochemistry, welding, electric wiring, meters, electric lighting, electric railways, power stations, switchboards, power transmission, alternating-current machinery, telegraphy, etc. (1916)
American Technical Society · Chicago : American Technical Society · leaf 39
rts. Draw horizontal dotted linesthrough each division on the cir-cumference of the circle, and verticaldotted lines through the correspond-ing divisions on the horizonta line.The points of the intersection ofthese pairs of dotted lines are pointson a curve which is a curve of sines. A flat loop of… … Fig. 22. Simple Dynamo Diagram 28 ALTERNATING-CURRENT MACHINERY 19 Algebraic Representation. The line OP, Fig. 19, revolves uni-formly / revolutions per second and, therefore, it turns through 2;r/radians* per second, since there are 2;r radians in a revolution; that is co=2zf (8) in which co is…
Electrical engineering
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