Essentials of Alternating Currents |
Common terms and phrases
16 volts 80 per cent active alternating current alternating voltage alternating-current ammeter amperes angle apparent power appliance armature armature windings B₁ B₁B₂ branch brushes carry cent power factor circuit component of voltage conductor connected current flows current in Main delivered dimmer direct current direct voltage direct-current electric equal farthest lamp feeder frequency full-load impedance indicated current indicated voltage induction motor instant kv-a lagging power factor line current line voltage line wires load magnetic field magnetic lines maximum motor takes neutral ohms operate opposite direction phase polyphase polyphase systems power taken primary coils Prob reactance drop reactive component reactive factor reactive power rectifier represents repulsion motor rotating rotor secondary coils series combination shown in Fig single-phase starting stator switch synchronous converter synchronous motor Table torque transformer transmission line turns two-phase unity power factor vector AC vector diagram volt-amperes voltage drop voltmeter volts wattmeter watts zero
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Page 368 - Professor of Electrical Engineering, University of Michigan. (In preparation.) HEAT AND HEAT ENGINEERING HEAT; A Text-book for Technical and Industrial Students. By JA RANDALL, Instructor in Mechanics and Heat, Pratt Institute. xiv+331 pages, 5M by 8.
Page 368 - Professor of Power Engineering, Sibley College, Cornell University, and TC ULBRICHT, formerly Instructor, Department of Power Engineering, Cornell University, viii +419 pages.
Page 372 - Removal leaves. $1.00 net. Qualitative Chemical Analysis. By CE BIVINS, Instructor in Qualitative Analysis, Pratt Institute. 11 pamphlets, supplemented by Work Sheets by which the student is taught equations and chemical processes. Complete with work sheets in paper cover.
Page 368 - Head of Department of Applied Science, Wentworth Institute, and HH HIGBIE, Professor of Electrical Engineering, University of Michigan. First Course, x+534 pages, 5^ by 8.
Page 367 - A series of carefully adapted texts for use in technical vocational and industrial schools. The subjects treated will include Applied Science; Household and Agricultural Chemistry; Electricity; Electrical Power and Machinery; Applied Mechanics; Drafting and Design; Steam; Gas Engines; Shop Practice; Applied Mathematics; Agriculture; Household Science, etc. The following texts are announced; others are being added rapidly; ELECTRICITY THE ELEMENTS OF ELECTRICITY; For Technical Students. By WH TIMBIE,...
Page 371 - Cloth, $2.50 net. COSTUME DESIGNING COSTUME DESIGN AND ILLUSTRATION. By ETHEL H. TRAPHAGEN, Instructor and Lecturer at Cooper Union, The New York Evening School of Industrial Art, etc. (In Press.) PRINTING PRINTING. A Textbook for Printers...
Page 367 - Institute. xi+556 pages, 5% by 8. 415 figures. Cloth, $2.00 net. THE ESSENTIALS OF ELECTRICITY; A Text-book for Wiremen and the Electrical Trades. By WH TIMBIE, Wentworth Institute.
Page 347 - Engineers, must be followed in placing interior conductors. (For insulated aluminum wire, the safe carrying capacity is 84 per cent of that given in the following tables for copper wire with the same kind of insulation...
Page 368 - University. viii + 198 pages, 5J4 by 8. 60 figures. Cloth, $1.25 net. STEAM POWER. By CF HIRSHFELD, Formerly Professor of Power Engineering, Sibley College, Cornell University, tnd TC ULBRICHT, formerly Instructor, Department of Power Engineering.
Page 27 - Extend the THUMB, FOREFINGER and MIDDLE FINGER of the RIGHT hand at right angles to one another. Let the THUMB point in the direction of the motion...