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 ampere amplifier amplitude angle angular anode antenna applied approximately armature assumed atom axis calculated capacity cathode cell characteristic charge circuit coefficient coil component condenser conducting conductor considered constant curl current flowing curve deflection density determined dielectric dielectric constant direct-current direction dynamic resistance effective electric field electromagnetic electromotive force electrons electrostatic element energy equal equation flux force frequency function galvanometer grad harmonic hence impedance induction integral ions known length linear load magnetic field magnetic moment magnitude maximum measured meter negative obtained ohms oscillations output parallel phase plane plate current positive potential difference potentiometer quantities R₁ radiation radius ratio reactance region represents resistance resonant rotation scalar shown in Fig solution surface temperature terminals theorem torque transconductance triode tube unit vacuum tube vector velocity voltage volts wave wire written zero