Condenser at 50 kPa. Assuming ideal operation and processes, what is the thermal efficiency of this cycle?
A. 7.7
B. 17.7
C. 27.7
D. 37.7
Answer:C
Condenser at 50 kPa. Assuming ideal operation and processes, what is the thermal efficiency of this cycle?
A. 7.7 B. 17.7 C. 27.7 D. 37.7
Explanation: Fixing the states; h1 = 340.5 kJ/kg, h2 = h1 + v1 (P2 – P1) = 343.5 kJ/kg, h3 = 3115.3 kJ/kg, s3