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 45
actedfrom another by reversing the direction ofo^ the line that represents it in the clock dia-gram, and then adding the reversed line (orvector) to the other. An example of thesubtraction of harmonic electromotive forces Fig. 37. Coils in Parallel with mi i • • j jI j1 i an Alternator Will DC… … 34 ALTERNATING-CURRENT MACHINERY 25. one whose graph is a sine wave—is equal to the maximum value Eor I divided by the square root of 2. That is / = I V2 (11) (12)
Electrical engineering
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