'Theoretical efficiency' presentation slideshows

07_Photovoltaics

658 views • 60 slides

Ideal gas

Ideal gas. Assumptions P articles that form the gas have no volume and consist of single atoms. Intermolecular interactions are vanishingly small. Ideal gas. Equations of state PV= NkT P= pressure V= volume N=number of particles of gas k= B oltzmann Constant= 1.38x10 -23 J/K

801 views • 42 slides

Wind Power

451 views • 29 slides

Solar Cells

1.13k views • 29 slides

Lecture 27

Lecture 27 . Goals:. Ch. 18 Qualitatively understand 2 nd Law of Thermodynamics Ch. 19 Understand the relationship between work and heat in a cycling process Follow the physics of basic heat engines and refrigerators. Recognize some practical applications in real devices.

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An adiabatic free expansion of a gas in a thermally isolated container is not reversible because _____ . Select

An adiabatic free expansion of a gas in a thermally isolated container is not reversible because _____ . Select the correct answer. work must be done on the gas to return it to its original volume heat must be exchanged with the surroundings to return the gas to its original temperature

406 views • 10 slides