An insulated piston-cylinder device contains 0.05 m³ of refrigerant- 134a at 32°C and quality of 0.9. The refrigerant is now allowed to expand in a reversible manner until the pressure drops to 0.4 MPa. Determine R-134a 0.05 m³ 32°C x = 0.9 Figure P1 Schematic for Problem 1 (a) the initial pressure of the refrigerant-134a, (b) the final temperature in the cylinder, (c) the work done by the refrigerant.

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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An insulated piston–cylinder device contains 0.05 m3 of refrigerant134a at 32℃ and quality of 0.9. The refrigerant is now allowed to expand in a reversible
manner until the pressure drops to 0.4 MPa. Determine
(a) the initial pressure of the refrigerant-134a,
(b) the final temperature in the cylinder,
(c) the work done by the refrigerant.

An insulated piston-cylinder device contains 0.05 m³ of refrigerant-
134a at 32°C and quality of 0.9. The refrigerant is now allowed to expand in a reversible
manner until the pressure drops to 0.4 MPa. Determine
R-134a
0.05 m³
32°C
x = 0.9
Figure P1 Schematic for Problem 1
(a) the initial pressure of the refrigerant-134a,
(b) the final temperature in the cylinder,
(c) the work done by the refrigerant.
Transcribed Image Text:An insulated piston-cylinder device contains 0.05 m³ of refrigerant- 134a at 32°C and quality of 0.9. The refrigerant is now allowed to expand in a reversible manner until the pressure drops to 0.4 MPa. Determine R-134a 0.05 m³ 32°C x = 0.9 Figure P1 Schematic for Problem 1 (a) the initial pressure of the refrigerant-134a, (b) the final temperature in the cylinder, (c) the work done by the refrigerant.
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