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Rasterized First_law_open_system.jpg ~~helix84 22:31, 30 October 2006 (UTC)

Altered version of figure from

(from DOE-HDBK 1012/1-92 (1992) "DOE Fundamentals Handbook: Thermodynamics, Heat Transfer, and Fluid Flow, Volume 1 of 3." US Department of Energy, Washington DC, p. 76, http://www.eh.doe.gov/techstds/standard/hdbk1012/h1012v1.pdf archive copy at the Wayback Machine . Removed and added nomenclature.)

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