Principles of Electricity and Electromagnetism |
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Page 103
... electromotive force which are connected together by long , thin metallic filaments or wires . An electromotive force , generally abbreviated emf . , is any agency which , when present in a conducting circuit , induces a flow of current ...
... electromotive force which are connected together by long , thin metallic filaments or wires . An electromotive force , generally abbreviated emf . , is any agency which , when present in a conducting circuit , induces a flow of current ...
Page 309
... electromotive force is induced in the galvanometer circuit , which causes a current to flow , and when the battery circuit is opened so that the current ceases to flow , an oppositely directed electromotive force is induced in the ...
... electromotive force is induced in the galvanometer circuit , which causes a current to flow , and when the battery circuit is opened so that the current ceases to flow , an oppositely directed electromotive force is induced in the ...
Page 310
... electromotive force just as a change in the current does . The electromotive force induced by a change in the relative position of the circuits is sometimes known as a motional electro- motive force . Its sense can be described in the ...
... electromotive force just as a change in the current does . The electromotive force induced by a change in the relative position of the circuits is sometimes known as a motional electro- motive force . Its sense can be described in the ...
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Common terms and phrases
alternating current alternating-current amplitude angle angular velocity anode applied approximately armature assumed atom axis calculated capacity cathode cell centimeter characteristic charge q circuit coefficient coil component condenser conduction conductor considered copper current density current flowing curve cylinder deflection determined dielectric constant direct-current discharge distance effective electric field electromotive force electrons electrostatic element energy equal equation ferromagnetic filament flux force frequency function galvanometer given grad grid hence hysteresis impedance induction insulating integral known Laplace's equation linear load magnetic field magnetic moment magnitude maximum measured medium metal meter molecules negative normal obtained ohms parallel plate polarization potential difference potential wave potentiometer produced proportional quantity R₁ radius ratio rectifier region represents resistance rotation Show shown in Fig solenoid solution substance surface temperature terminals theorem torque tube V₁ vector voltage volts wire written zero