engineering recuitment UKPSC Polytechnic Lecturer Mock Test 2024 Thermodynamics Second Law of Thermodynamics and Entropy Performance of Heat Engines and Reversed Heat Engines
A refrigerating system operates on a reversed carnot cycle. The higher temperature of the refrigerant in the system is 35°C and the lower temperature is -15°C. The capacity is to be 12 tonnes. The COP of the system is _______.
1
3.16
2
4.16
3
5.16
4
7.16