'Pv 2 nrt 1' presentation slideshows

Physics 101: Chapter 15 Thermodynamics, Part I

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Work Done by a System

?y. W. W. Work Done by a System. W = p ?V W > 0 if ?V > 0 expanding system does positive work W < 0 if ?V < 0 contracting system does negative work W = 0 if ?V = 0 system with constant volume does no work. Homework Problem: Thermo I. 1. P. 2. 4. 3. P. P. W = P D V (>0).

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