engineering recuitment BEL Probationary Engineers Mock Test 2025 Thermodynamics Availability and Irreversibility
In a counter flow heat exchanger the heat from the hot gases is transferred to the water. During this process the entropy of the water changed by 3.56 kJ/K and the entropy of hot gases changed by -1.44 kJ/K. The surrounding temperature was found to be 27°C. Find the irreversibility?
1
610 kJ
2
560 kJ
3
636 kJ
4
596 kJ