## Principles of Electricity and Electromagnetism |

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Page 69

component of VD and the

localized, the surface integral vanishes on choosing a sufficiently distant surface

and the

the ...

component of VD and the

**volume**integral of D • grad V. If the charges arelocalized, the surface integral vanishes on choosing a sufficiently distant surface

and the

**volume**integral may be written E dv (2.33) by the aid of Eq. (1.13). Thusthe ...

Page 98

Therefore the rate at which the electrical forces are performing work that is being

transformed into heat in the

generation of heat in this

Therefore the rate at which the electrical forces are performing work that is being

transformed into heat in the

**volume**ds dl is iv ds E cos 6 dl. Therefore the rate ofgeneration of heat in this

**volume**element is E • i„ dv, or E the rate of generation ...Page 190

available energy is the difference between the product of the pressure and

liquid evaporation the

metal is ...

available energy is the difference between the product of the pressure and

**volume**for the electron gas on the two sides of the boundary. As in the case ofliquid evaporation the

**volume**occupied by a unit charge of electrons within themetal is ...

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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 discharge effective electric field electromagnetic electromotive force electrons electrostatic element energy equal equation flux force frequency function galvanometer given grad grid hence hysteresis impedance induction integral ions known Laplace's equation length linear load magnetic field magnetic induction magnitude maximum measured metal meter negative normal obtained ohms oscillations output parallel phase plane plate polarization positive potential difference potential wave potentiometer produced proportional quantities radiation radius ratio reactance region represents resistance resonant rotation Show shown in Fig solenoid solution surface temperature terminals theorem torque tube unit vector velocity voltage volts wire written zero