engineering recuitment UKPSC Polytechnic Lecturer Mock Test 2024 Thermodynamics Second Law of Thermodynamics and Entropy Performance of Heat Engines and Reversed Heat Engines
The value of the increase in unavailable energy is associated with the transfer of 2000 kJ of heat from a constant temperature system at 1000 K to another at 600 K, when the atmospheric temperature is 300 K.
1
250 kJ
2
1000 kJ
3
800 kJ
4
400 kJ