railway RRB JE (CBT I + CBT II) Mock Test 2024 Thermodynamics Second Law of Thermodynamics and Entropy Performance of Heat Engines and Reversed Heat Engines
Specific heat of air at constant pressure is equal to
1
0.17 kcal/kg.°C
2
0.21 kcal/kg.°C
3
0.24 kcal/kg.°C
4
1.41 kcal/kg.°C