## Statistical Physics, Volume 5Elementary college physics course for students majoring in science and engineering. |

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Page 167

L.2 / €r E (68) The probability of finding the molecule in any such state is then

oxygen (O2), nitrogen (N2), or methane (CH4)] in which each molecule consists

of ...

L.2 / €r E (68) The probability of finding the molecule in any such state is then

**given**by (67). On the other hand, consider the case of a polyatomic gas (such asoxygen (O2), nitrogen (N2), or methane (CH4)] in which each molecule consists

of ...

Page 183

(c) Hence show that the mean pressure p exerted by the gas is

where u is the mean energy per unit volume of the gas. 4.17 Pressure and

energy density of electromagnetic radiation Consider electromagnetic radiation (

i.e., ...

(c) Hence show that the mean pressure p exerted by the gas is

**given**by p = #il (ii)where u is the mean energy per unit volume of the gas. 4.17 Pressure and

energy density of electromagnetic radiation Consider electromagnetic radiation (

i.e., ...

Page 361

(44) The result (43) also allows us to compute readily the mean force per unit

area (or pressure) exerted by the molecules of the gas. The argument is merely

an exact version of that

component ...

(44) The result (43) also allows us to compute readily the mean force per unit

area (or pressure) exerted by the molecules of the gas. The argument is merely

an exact version of that

**given**in Sec. 1.6. A molecule of velocity v has a zcomponent ...

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### Contents

Characteristic Features of Macroscopic Systems | 1 |

A I | 2 |

I | 6 |

Copyright | |

26 other sections not shown

### Common terms and phrases

absolute temperature absorbed accessible approximation assume atoms average Avogadro's calculate classical collision Consider constant container corresponding cules denote discussion distribution ensemble entropy equal equilibrium situation equipartition theorem example exchange energy expression external parameters fluctuations function given heat capacity heat Q heat reservoir Hence ideal gas initial internal energy interval isolated system kinetic energy large number left half liquid ln Q macroscopic parameters macroscopic system macrostate magnetic field magnetic moment magnitude mass mean energy mean number mean pressure mean value measured mechanics mole molecular momentum number of molecules occur oscillator particle particular partition phase space piston position possible values Prob quantity quantum numbers quasi-static random relation result simply solid specific heat spin system statistical statistical ensemble statistically independent Suppose thermal contact thermal interaction thermally insulated thermometer tion total energy total magnetic total number unit volume velocity