Wednesday, March 16, 2011

HW 7B-12 - Reversible Expansion of R-134a in a Piston-and-Cylinder Device - 4 pts

The refrigerant R-134a expands reversibly from 2 MPa to 500 kPa in an insulated piston-and-cylinder device. The cylinder initially contains 15 L of R-134a with a quality of 1.0. Determine the final temperature of the R-134a in the cylinder and the work done during this process.

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