SSC RSMSSB JE Mock Test 2024 Thermodynamics Second Law of Thermodynamics and Entropy Entropy and Irreversibility
Heat flows between two reservoirs having temperatures 800 K and 300 K, respectively. If the entropy change of the cold reservoir is 20 kJ/K, then what is the entropy change for the hot reservoir?
1
-7.5 kJ/K
2
-5 kJ/K
3
5 kJ/K
4
7.5 kJ/K
5
Question Not Attempted