Work: Difference between revisions
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Carl McBride (talk | contribs) No edit summary |
Carl McBride (talk | contribs) No edit summary |
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| Line 8: | Line 8: | ||
For reversible changes | For reversible changes | ||
:<math>\left.dW\right.=- | :<math>\left.dW\right.=-p~dV </math> | ||
and for irreversible changes | and for irreversible changes | ||
:<math>\left.dW\right. > - | :<math>\left.dW\right. > -p~dV </math> | ||
[[category: classical thermodynamics]] | [[category: classical thermodynamics]] | ||
Revision as of 12:12, 21 June 2007
The mechanical work, W, performed in compressing a gas is given by
- Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle W = - \int_\alpha^\beta p ~dV}
where Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle \alpha} and Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle \beta} are points in state space, p is the pressure and V is the volume.
For reversible changes
- Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle \left.dW\right.=-p~dV }
and for irreversible changes
- Failed to parse (SVG (MathML can be enabled via browser plugin): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle \left.dW\right. > -p~dV }