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1. |
A stationary mass of gas is compressed without friction from an initial state of 0.5 m3 to and 0.2 MPa to a final state of 0.3 m3 and 0.2 MPa. Determine the work done by the system. |
A. | 40 kJ |
B. | 30 kJ |
C. | 50 kJ |
D. | 80 kJ |
Answer» B. 30 kJ | |