1.

A thermodynamic cycle is composed of four processes. The heat added, and the work donein each process are as follows:ProcessHeat transfer (J)Work done (J)1-2050 (by the gas)2-350(from the gas)03-4020 (on the gas)4-180 (to the gas)0 The thermal efficiency of the cycle is

A. 20.3%
B. 37.5%
C. 40.3%
D. 62.5%
Answer» C. 40.3%


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