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.
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11o volts 50 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 I2mo Illustrated impedance incandescent lamps inductive drop intensity joules line loss lines of force load lonO 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 Solution speed square centimeters tance temperature transformers voltage watt-hour watts webers weight Whence width wire wires in parallel yoke
Сторінка 7 - 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 313 - BRIDGE, THE With an Account of the Regimen of the Missouri River and a Description of the Methods used for Founding in that River. By O. Chanute, Chief Engineer, and George Morrison, Assistant Engineer. Illustrated with 5 lithographic views and 12 plates of plans. 4to, cloth $6.00 KAPP, GISBERT, CE Electric Transmission of Energy and its Transformation, Subdivision, and Distribution.
Сторінка 10 - 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 312 - Electric Bells, and all about them. A Practical Book for Practical Men.
Сторінка 315 - 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 i - 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 316 - Winding, 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 re-actions and sparking. 8vo, cloth $3.00 WHEELER, Prof, JB Art of War.
Сторінка 315 - H. Magneto-Electric and DynamoElectric Machines : their Construction and Practical Application to Electric Lighting, and the Transmission of Power. Translated from the third German edition by NS Keith and Percy Neymann, Ph.D. With very large additions and notes relating to American Machines, by NS Keith. Vol.
Сторінка 311 - 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.