## Principles of Electricity and Electromagnetism |

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Page 86

Pure silver has the lowest resistivity or highest conductivity of any of the

ordinary temperatures. Copper, however, is only slightly inferior to silver in this

respect and its relatively low cost makes it the most important

Pure silver has the lowest resistivity or highest conductivity of any of the

**metals**atordinary temperatures. Copper, however, is only slightly inferior to silver in this

respect and its relatively low cost makes it the most important

**metal**for electrical ...Page 183

The thermoelectric effects may be understood qualitatively in terms of the

conduction-electron "gas" which occupies the volume of the two

junctions are semipermeable membranes for this gas. If the circuit is all at one

temperature, ...

The thermoelectric effects may be understood qualitatively in terms of the

conduction-electron "gas" which occupies the volume of the two

**metals**. Thejunctions are semipermeable membranes for this gas. If the circuit is all at one

temperature, ...

Page 190

As in the case of liquid evaporation the volume occupied by a unit charge of

electrons within the

outside the

...

As in the case of liquid evaporation the volume occupied by a unit charge of

electrons within the

**metal**is negligible in comparison with that which it occupiesoutside the

**metal**, the analogue of the vapor state. Therefore ^ of Eq. (6.4) may be...

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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 grid hence 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 scalar Show shown in Fig solenoid solution surface temperature terminals theorem torque tube unit vector velocity voltage volts wire written zero