Absolute Measurements in Electricity and MagnetismMacmillan and Company, 1889 - 384 sider |
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Resultat 1-5 av 53
Side 3
... joined up in the same electrical circuit . In like manner the ampere measurer should be one that could be introduced without sensible disturbance into a circuit of low resist- ance to measure either a small fraction of an ampere , or ...
... joined up in the same electrical circuit . In like manner the ampere measurer should be one that could be introduced without sensible disturbance into a circuit of low resist- ance to measure either a small fraction of an ampere , or ...
Side 22
... be observed either from the front or the back . The first adjustment , made in setting up the apparatus , was to place the table so that the line joining the centres of A and B should be exactly at right angles 22 DETERMINATION OF H.
... be observed either from the front or the back . The first adjustment , made in setting up the apparatus , was to place the table so that the line joining the centres of A and B should be exactly at right angles 22 DETERMINATION OF H.
Side 43
... in the straight line joining the point with the pole producing the field , ABSOLUTE UNIT OF CURRENT . 43 Magnetic Field of Unit Intensity defined by Unit Pole Magnetic Field due to a Single Pole Ampère's Theory of Electromagnetic Action.
... in the straight line joining the point with the pole producing the field , ABSOLUTE UNIT OF CURRENT . 43 Magnetic Field of Unit Intensity defined by Unit Pole Magnetic Field due to a Single Pole Ampère's Theory of Electromagnetic Action.
Side 44
Andrew Gray. joining the point with the pole producing the field , and the magnitude of this force , which measures the intensity of the field at the point , is the force which a unit pole would there experience , and is measured by the ...
Andrew Gray. joining the point with the pole producing the field , and the magnitude of this force , which measures the intensity of the field at the point , is the force which a unit pole would there experience , and is measured by the ...
Side 63
... , and several yards in length , by which the in- strument could be joined to any circuit in which it might be required . The end of the wire which had to be carried from the further extremity of the coil was ( STANDARD GALVANOMETER . 63.
... , and several yards in length , by which the in- strument could be joined to any circuit in which it might be required . The end of the wire which had to be carried from the further extremity of the coil was ( STANDARD GALVANOMETER . 63.
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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.