An Elementary Treatise on Alternating CurrentsLongmans, Green, 1902 - 211 páginas |
Dentro del libro
Resultados 1-5 de 32
Página
... greater theoretical than practical interest . The author hopes that his efforts will be appreciated by practical engineers , University honours students , and the more advanced students in Technical Schools studying for the Honours ...
... greater theoretical than practical interest . The author hopes that his efforts will be appreciated by practical engineers , University honours students , and the more advanced students in Technical Schools studying for the Honours ...
Página 4
... greater than the strength of the field in which the iron is placed . If we represent the field strength by H and induction by B , then H and B are identical when the medium in which B is measured is non - magnetic . When , however , B ...
... greater than the strength of the field in which the iron is placed . If we represent the field strength by H and induction by B , then H and B are identical when the medium in which B is measured is non - magnetic . When , however , B ...
Página 21
... between them . If the armature coil A were of greater angular width than the distance between two consecutive poles N , S , it would begin cutting lines issuing from the S. pole before it had finished cutting those TYPES OF ALTERNATORS .
... between them . If the armature coil A were of greater angular width than the distance between two consecutive poles N , S , it would begin cutting lines issuing from the S. pole before it had finished cutting those TYPES OF ALTERNATORS .
Página 31
... greater or less than If pL = PC the self - induction and capacity exactly balance each other . The quantity pL 1 - PC 1 PC is called the Reactance of the circuit . In an inductive circuit the reactance is positive ; in a circuit con ...
... greater or less than If pL = PC the self - induction and capacity exactly balance each other . The quantity pL 1 - PC 1 PC is called the Reactance of the circuit . In an inductive circuit the reactance is positive ; in a circuit con ...
Página 38
... greater than the power given to the circuit . 0 In contradistinction to the true power , El cos 0 , the product EI is called the apparent power , and the ratio of the true power to the apparent power is called 38 TREATISE ON ALTERNATING ...
... greater than the power given to the circuit . 0 In contradistinction to the true power , El cos 0 , the product EI is called the apparent power , and the ratio of the true power to the apparent power is called 38 TREATISE ON ALTERNATING ...
Otras ediciones - Ver todas
An Elementary Treatise on Alternating Currents William Gould Rhodes Sin vista previa disponible - 2016 |
An Elementary Treatise on Alternating Currents William Gould Rhodes Sin vista previa disponible - 2019 |
Términos y frases comunes
alternating current alternating-current amperes Answer applied P.D. armature B.Sc C. P. Steinmetz capacity CHEMISTRY choking coil College condenser conductor constant core counter E.M.F. Crown 8vo cubic centimetre curve D.Sc di-phase currents Diagrams E.M.F. of self-induction eddy currents ELECTRICITY ELEMENTARY ENGINEERING equal equation frequency henry hysteresis i₁ Illustrations induction motor instantaneous value iron losses lags lines of force machine magnetic field maximum value mean square mono-phase mutual induction non-inductive resistance ohms output parallel periods per second phase PHYSIOLOGY Plates pole potential difference power factor power given PRACTICAL primary circuit primary current Professor published by Longmans R.M.S. value r₁ r₁² reactance respectively right angles root mean square rotation Royal 8vo Scientific Works published secondary circuit self-induction square centimetre stator synchronism terminals tions torque transformer TREATISE tri-phase v₁ vector voltage volts wattless wattmeter watts winding wire zero
Pasajes populares
Página 36 - NOTES OF A COURSE OF NINE LECTURES ON LIGHT. delivered at the Royal Institution of Great Britain, 1869. Crown 8vo. , is. 6d. NOTES OF A COURSE OF SEVEN LECTURES ON ELECTRICAL PHENOMENA AND THEORIES, delivered at the Royal Institution of Great Britain, 1870.
Página 21 - Other Worlds than Ours ; The Plurality of Worlds Studied under the Light of Recent Scientific Researches.
Página 21 - Our Place among Infinities: A Series of Essays contrasting our Little Abode in Space and Time with the Infinities Around us.
Página 19 - WORKSHOP APPLIANCES, including Descriptions of some of the Gauging and Measuring Instruments, Hand-cutting Tools, Lathes, Drilling, Planeing, and other Machine Tools used by Engineers. By CPB SHELLEY, MICE With an additional Chapter on Milling by R. R. LISTER. With 323 Illustrations. Fcp. 8vo., y. MINERALOGY, MINING, METALLURGY, ETC. by HILARY BAUERMAN, FGS SYSTEMATIC MINERALOGY.
Página 15 - The ART of ELECTRO-METALLURGY, including all known Processes of Electro-Deposition. By G. GORE, LL.DFRS With 56 Woodcuts. Price 6s. ALGEBRA and TRIGONOMETRY. By the Rev. WILLIAM NATHANIEL GRIFFIN, BD Price 3^.
Página 33 - FRANKLAND. MICRO-ORGANISMS IN WATER, THEIR SIGNIFICANCE, IDENTIFICATION, AND REMOVAL. Together with an Account of the Bacteriological Methods Involved in their Investigation. Specially Designed for the Use of those connected with the Sanitary Aspects of Water Supply. By Professor PERCY FRANKLAND, Ph.D., B.Sc. (Lond.), FRS, Fellow of the Chemical Society; and Mrs. PERCY FRANKLAND, Joint Author of "Studies on Some New Micro-Organisms Obtained from Air.
Página 3 - NEWTH.— Works by GS NEWTH, FIC, FCS, Demonstrator in the Royal College of Science, London. CHEMICAL LECTURE EXPERIMENTS. With 230 Illustrations. Crown 8vo. , 6s. CHEMICAL ANALYSIS, QUANTITATIVE AND QUALITATIVE. With loo Illustrations. Crown 8vo., 6s. 6d.
Página 28 - Garrod. — WORKS BY SIR ALFRED BARING GARROD, MDFRS A TREATISE ON GOUT AND RHEUMATIC GOUT (RHEUMATOID ARTHRITIS). With 6 Plates, comprising 21 Figures (14 Coloured), and 27 Illustrations engraved on Wood. 8vo.
Página 21 - NEW STAR ATLAS for the Library, the School, and the Observatory, in 12 Circular Maps (with 2 Index Plates).
Página 13 - BALE.— A. HAND-BOOK FOR STEAM USERS; being Rules for Engine Drivers and Boiler Attendants, with Notes on Steam Engine and Boiler Management and Steam Boiler Explosions. By M. Powis BALE, MIME, AMICE Fcp. 8vo., 2s.