First Law of Thermodynamics - Lecture 19 (University Physics I)

Full Playlist:    • University Physics I (2025)   Chapter 19: The First Law of Thermodynamics 19.1: Thermodynamic Systems 19.2: Work Done During Volume Changes 19.3: Paths Between Thermodynamic States 19.4: Internal Energy and the First Law of Thermodynamics 19.5: Kinds of Thermodynamic Processes 19.6: Internal Energy of an Ideal Gas 19.7: Heat Capacities of an Ideal Gas 19.8: Adiabatic Processes for an Ideal Gas Chapters 0:00 First law as energy conservation 1:30 Internal energy and ΔU = Q − W 7:30 Work done by an ideal gas 10:30 PV diagrams and area as work 15:30 Four processes: isothermal to adiabatic 17:00 Work for each process 23:30 Cycles: work and heat aren't state variables 30:30 Calories to stairs climbed 37:00 Net work and heat over a cycle 41:30 Two paths from A to D 52:00 Boiling water into steam 1:02:00 Heat capacities Cv and Cp 1:06:30 Deriving Cp = Cv + R 1:13:00 Gamma for common gases 1:18:00 Work and heat around a cycle 1:27:00 Adiabatic processes and relations 1:41:30 Cooling a dorm room 1:45:30 Diesel engine compression