Mathematics · Thermodynamics
A system comprising 2 kg of fluid undergoes a reversible process at 500 K during which it receives 1 MJ of heat. The change in specific entropy of the system for this case and for another case where heat supply is doubled for the same initial and final states are respectively:
- 11 kJ/kg K and 1 kJ/kg K
- 22 kJ/kg K and 1.5 kJ/kg K
- 31 kJ/kg K and 2.5 kJ/kg K
- 41 kJ/kg K and 2 kJ/kg K✓
Correct answer
1 kJ/kg K and 2 kJ/kg K
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