## Principles of Electricity and Electromagnetism |

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Page 103

The electrical circuit most commonly encountered is the type that is composed of

sources of

filaments or wires. An

The electrical circuit most commonly encountered is the type that is composed of

sources of

**electromotive force**which are connected together by long, thin metallicfilaments or wires. An

**electromotive force**, generally abbreviated**emf**., is any ...Page 309

The previous chapter was principally concerned with the mechanical forces

between circuits carrying | steady currents or ... There is no

the galvanometer circuit *\cept when the current in the battery circuit is changing.

The previous chapter was principally concerned with the mechanical forces

between circuits carrying | steady currents or ... There is no

**electromotive force**inthe galvanometer circuit *\cept when the current in the battery circuit is changing.

Page 310

That is, a change in the relative position of the circuits when one of them carries a

current induces an

That is, a change in the relative position of the circuits when one of them carries a

current induces an

**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 ...### What people are saying - Write a review

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### Common terms and phrases

alternating current alternating-current amplitude angle angular velocity anode antenna applied approximately armature assumed atom axis calculated capacity cathode centimeter characteristic circuit coefficient coil component condenser conducting conductor considered curl current flowing curve deflection density determined dielectric constant direct-current direction discharge displacement distance effective electric field electromotive force electrons electrostatic element energy equal equation ferromagnetic flux force frequency function galvanometer given grad grid hence hysteresis impedance induction integral ions known Laplace's equation linear load magnetic field magnetic moment magnitude maximum measured meter motor negative normal obtained ohms oscillations output parallel phase plane plate polarization positive potential difference potentiometer produced proportional quantity radiation radius ratio reactance region represents resistance resonant rotation Show shown in Fig solenoid solution substance surface temperature terminals theorem torque transformer tube unit vector voltage volts wave wire written zero