railway RRB JE (CBT I + CBT II) Mock Test 2024 Thermodynamics Second Law of Thermodynamics and Entropy
The given expression represents the change in the entropy for ______.
\(S_2-S_1=\frac{\gamma-n}{n-1}.m.c_v.ln\frac{T_1}{T_2}\)
1
Isobaric process
2
Isochoric process
3
Polytropic process
4
Isothermal process