International Library of Technology · Scranton, International Textbook Co. · leaf 718
Fractional machines are also used in the multiple-lighting system. These gener-ate static electricity, and inmany cases are more reliable thaninduction coils, as there is nobattery to get out of order.One form of this machine isshown in Fig. 38. One of theterminals / is to be connectedto the switch… … Fig. INDEX NOTE.—All items in this indexto the page of the section. Thus, be found on page 29 of section 28. A Sec Adjustments for arc lamps.... 18Alternating-current ammeters and voltmeters.. 17 current arc-light dynamo 19 current circuits,Measurement ofpower on 14 current constant- current…
Electrical engineering
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