Absolute Measurements in Electricity and MagnetismMacmillan and Company, 1889 - 384 sider |
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Side xix
... Numerical Data for Calculating Resistance of Conductors carrying Alternating Currents Table XII . - Virtual Resistance of Conductors carrying Alternating Currents . 374 375 375 376 378 379 380 ERRATA . P. 135 , lines 5 , 11 , CONTENTS .
... Numerical Data for Calculating Resistance of Conductors carrying Alternating Currents Table XII . - Virtual Resistance of Conductors carrying Alternating Currents . 374 375 375 376 378 379 380 ERRATA . P. 135 , lines 5 , 11 , CONTENTS .
Side 40
... introduction of arbitrary and inconvenient numerical factors , it is connected by definition with the absolute unit of force . It is defined as a pole which , if placed at unit distance from an equal and similar pole.
... introduction of arbitrary and inconvenient numerical factors , it is connected by definition with the absolute unit of force . It is defined as a pole which , if placed at unit distance from an equal and similar pole.
Side 69
... numerical expressions of physical quan- tities from a system involving one set of fundamental units to a system involving another set , as for instance THEORY OF DIMENSIONS . 69 Absolute unit of Resistance based on Unit of Difference ...
... numerical expressions of physical quan- tities from a system involving one set of fundamental units to a system involving another set , as for instance THEORY OF DIMENSIONS . 69 Absolute unit of Resistance based on Unit of Difference ...
Side 70
... numerical expression of the old unit of length in terms of the new contained in one of the old , and T is the corresponding expression for the old unit of time . In the same way the change ratio for rate of change of velocity or ...
... numerical expression of the old unit of length in terms of the new contained in one of the old , and T is the corresponding expression for the old unit of time . In the same way the change ratio for rate of change of velocity or ...
Side 323
... numerical value of the change ratio is to be found in any particular case . A physical quantity is expressed numerically in terms of some convenient magnitude of the same kind taken as unit and compared with it . The expression of the ...
... numerical value of the change ratio is to be found in any particular case . A physical quantity is expressed numerically in terms of some convenient magnitude of the same kind taken as unit and compared with it . The expression of the ...
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amperes angles arrangement balance battery brass C.G.S. units C₂ cell centimetres centre coil comparison condenser conductor connected constant convenient copper cross-sections current flowing current strength deflection denote density described determined difference of potential dimensional formula distance E₁ electrical efficiency Electricity and Magnetism electrodes electromagnetic electromotive force electrostatic equal equation fixed give given graduated grammes Hence horizontal induction instrument insulated joined in series kathode Lord Rayleigh machine magnetic field means ment method motor movable ring n² L² nearly needle numerical obtained Ohm's law ohms piece placed plane plate points pole position potential galvanometer practical unit quantity of electricity r₁ R₂ ratio rheostat round scale screws self-induction shown in Fig Sir William Thomson slider sliding standard surface temperature terminals thick turned unit of length V₁ V₂ velocity vertical voltmeter volts vulcanite wattmeter weight Wheatstone's Bridge wire wire coils zero
Populære avsnitt
Side 385 - With the Mathematical Elements of Music. Designed for the Use of Students in the University. Second Edition, revised and enlarged. Crown 8vo. gs. A TREATISE ON MAGNETISM. Designed for the Use of Students in the University.