Next: Equilibrium for Systems with
Oct. 21 2002
Describing the State of an Alloy
- Virtual Variations
Example of one particular choice of
a virtual variation of a system.
The originally homogeneous system is compared to two
other systems of different size.
Question: Because they are extensive, shouldn't the internal energy in
Figure 18-1 scale linearly with the
Example of why it is not
sufficient to consider variations like
- and are Uniform when Volume and Energy can be Exchanged
Three separate systems that are in mechanical
equilbrium, but not necessarily thermal equilibrium.
W. Craig Carter