Lect01 - Physics 213 August 24, 2006 Physics 213 August 24,...

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Physics 213 August 24, 2006 1.1 Physics II: Heat & Electromagnetism Lecturer: Lawrence Gibbons (lkg5) http://blackboard.cornell.edu/ today: Physics 213 topics Course Mechanics Temperature – a working definition Thermal equilibrium Zero th law of thermodynamics Comparison of temperatures Heat Temperature scales Physics 213 August 24, 2006 1.2 Thermodynamics: where are we headed? Physics 213 August 24, 2006 1.3 What is temperature? 1. Simplest idea: Temperature is a scale of hotter and colder (and you can feel what is hotter and colder) Symbol for temperature: T Physics 213 August 24, 2006 1.4 2. Slightly more complicated idea: How can you tell when two different objects have have the same temperature? ! !
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Physics 213 August 24, 2006 1.5 …later: Physics 213 August 24, 2006 1.6 Zero th law of thermodynamics: “If system C is in thermal equilibrium with system A , and C is in thermal equilibrium with B , then A and B are in thermal equilibrium with each other”. Physics 213
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Lect01 - Physics 213 August 24, 2006 Physics 213 August 24,...

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