A piston cylinder contains 0.5 kg of air at 500 kPa and 500 K. The air expands in a process so pressure is linearly decreasing with volume to a final state of 100 kPa and 300 K. Find the work in the process.
A.56.1 kJ
B.66.1 kJ
C.76.1 kJ
D.86.1 kJ
Answer:D
A piston cylinder contains 0.5 kg of air at 500 kPa and 500 K. The air expands in a process so pressure is linearly decreasing with volume to a final state of 100 kPa and 300 K. Find the work in the process.
A.56.1 kJ B.66.1 kJ C.76.1 kJ D.86.1 kJ