Electrical and Magnetic Calculations: For the Use of Electrical Engineers and Artisans, Teachers, Students, and All Others Interested in the Theory and Application of Electricity and Magnetism
Van Nostrand, 1902 - 310 стор.
Відгуки відвідувачів - Написати рецензію
Не знайдено жодних рецензій.
Інші видання - Показати все
11o volts 20 amperes air gap alternating current ampere-turns amperes of current angle armature assuming battery C.G.S. units calculate capacity cent circuit circular mils cloth coefficient coil conductors connected copper coulomb counter E.M.F. cross section cubic centimeter density depth of winding Determine diagram diameter direct current distance dynamo dynes eddy currents efficiency electrical electromotive force energy ergs Example external resistance farad feet field Find flow flux formula frequency gausses gilberts grams heat Hence hysteresis hysteretic Illustrated impedance incandescent lamps inductive drop intensity joules length line loss lines of force load machine magnetic microfarads mils per ampere motor obtained oersted per cc Ohm's law Ohmic drop ohms permeability power factor pressure primary ratio resis ring secondaries self-induction shunt Solut1on speed square centimeters tance temperature transformers voltage watt-hour watts webers weight Whence width wire wires in parallel yoke
Сторінка 13 - As a unit of current, the international Ampere, which is one-tenth of the unit of current of the CGS system of electromagnetic units and which is represented sufficiently well for practical use by the unvarying current which, when passed through a solution of nitrate of silver in water, in accordance with a certain specification, deposits silver at the rate of 0.001118 of a gramme per second.
Сторінка 322 - WEYMOUTH, F. MARTEN. Drum Armatures and Commutators. (Theory and Practice.) A complete treatise on the theory and construction of drumwinding, and of commutators for closed-coil armatures, together with a full resume^ of some of the principal points involved in their design, and an exposition of armature reactions and sparking.
Сторінка 16 - As a unit of resistance, the international ohm, which is based upon the ohm equal to 10" units of resistance of the CGS system of electromagnetic units, and is represented by the resistance offered to an unvarying electric current by a column of mercury at the temperature of melting ice, 14.4521 grams in mass, of a constant cross-sectional area and of the length of 106.3 centimetres.
Сторінка 317 - ABBOTT, AV The Electrical Transmission of Energy. A Manual for the Design of Electrical Circuits.
Сторінка vii - Electrical and Magnetic Calculations, for the use of Electrical Engineers and Artisans, Teachers, Students and all others interested in the Theory and Application of Electricity and Magnetism.
Сторінка 317 - Elements of Electric Lighting, including Electric Generation, Measurement, Storage, and Distribution. Tenth Edition, fully revised and new matter added. Illustrated. 12mo., cloth, 280 pp $1 .50 Power Transmitted by Electricity and Applied by the Electric Motor, including Electric Railway Construction.
Сторінка 320 - GASTON. The Storage of Electrical Energy, and Researches in the Effects created by Currents, combining Quantity with High Tension. Translated from the French by Paul B. El'well. 89 illustrations. 8vo $1.00 PL ATTNER.
Сторінка 321 - ELECTRO-DEPOSITION : A Practical Treatise on the Electrolysis of Gold, Silver, Copper, Nickel, and other Metals and Alloys. With descriptions of Voltaic Batteries, Magneto and Dynamo-Electric Machines, Thermopiles, and of the Materials and Processes used in every Department of the Art, and several Chapters on Electro-Metallurgy. By ALEXANDER WATT, Author of " Electro-Metallurgy,
Сторінка 318 - CARTER, ET Motive Power and Gearing for Electrical Machinery. A Treatise on the Theory and Practice of the Mechanical Equipment of Power Stations for Electric supply and for Electric Traction.