INDEX 



417 



Sine wave, average value, 101. 



effective value, 102. 

 Single-phase armature reaction, 257. 

 induction motor, 350. 

 transmission line, examples, 400- 



403. 

 Six-phase power from three-phase 



circuits, 371. 

 Slip, 331, 338. 



Spacing of conductors in transmis- 

 sion lines, 400. 

 Sparking, 182, 184. 

 Speed characteristics of direct-current 



motors, 203. 

 equauon of direct-current motors, 



200. 



methods of varying, 200. 

 torque characteristics of induction 

 motors, 345. 



single - phase induction 



motors, 355. 



Star or "Y" connection, 233. 

 Starting direct-current motors, 207. 

 rotary converters, 388. 

 k ingle-phase induction motors, 353. 

 Tichronous motors, 279. 



rr batteries, 219. 

 ctresa i in electrostatic fields, 29. 



magnetic fields, 69. 

 Synchronizing, 281. 

 Synchronous compensator, 279. 

 converter, 369. 

 horse power, 339. 

 impedance, 261. 

 >,br, 271. 



*ince, 261. 

 wu, 339. 

 Synchroscope, 288. 



Temperature coefficient for resist- 

 ance, 77. 



Third harmonic current in delta, 233. 



star, 234. 



Three-phase currents, 235. 

 e.m.fs., 235. 

 power, 237. 

 Three-wire generator, 390. 



system, 209. 



Tirrill regulator for alternators, 286. 

 direct-current generators, 197. 

 Torque characteristics of direct- 

 current motors, 206. 

 equation of direct-current motor, 



205. 



Transformer, auto, 317. 

 connections, 312. 

 constant-current, 318. 



potential, 290. 

 examples on, 300-302. 

 series, 315. 

 Transmission line, 397. 



"V" connection, 313. 

 Vector diagrams of alternator, 260. 

 synchronous motor, 272. 

 transformer, 293. 

 equations of transformer, 297. 

 representation of sine waves, 111. 

 Volt, definition of, 6. 

 Voltage characteristics of direct- 

 current generators, 185-193. 

 alternators, 267. 



W 



Watt, definition of, 52. 



hour, 53. 



Wattless current, 133. 

 Wave form of currents in rotary con- 

 verters, 378. 

 Wire table, 79. 



Y 



"Y" connection, 233. 



UNIVERSITY OP TORONTO 



Department of 

 Electrical Engineering 



