Subject and UNIT: Engineering Thermodynamics: Unit III: Availability and Applications of II Law
The change of entropy for reversible process is given by the expression, ds = dQ / T
Subject and UNIT: Engineering Thermodynamics: Unit III: Availability and Applications of II Law
A system undergoing a change of state from 1 to 2 at a constant volume process is shown in p-V and T-s diagram of Figure 3.2.
Subject and UNIT: Engineering Thermodynamics: Unit III: Availability and Applications of II Law
Consider an ideal gas heated from state 1 to state 2 and thus, the temperature is increased from T1 to T2 as shown in Figure 3.1.
Second Law and Entropy | Engineering Thermodynamics
Subject and UNIT: Engineering Thermodynamics: Unit II: Second Law and Entropy
Problems for Practice: Second Law and Entropy - Engineering Thermodynamics
Second Law and Entropy | Engineering Thermodynamics
Subject and UNIT: Engineering Thermodynamics: Unit II: Second Law and Entropy
Solved Questions: Second Law and Entropy - Engineering Thermodynamics
Second Law and Entropy | Engineering Thermodynamics
Subject and UNIT: Engineering Thermodynamics: Unit II: Second Law and Entropy
Two mark Questions and Answers: Second Law and Entropy - Engineering Thermodynamics
Subject and UNIT: Engineering Thermodynamics: Unit II: Second Law and Entropy
When the water is continuously heated, the temperature increases up to 100°C without changing its phase.
Gibb's function | Entropy
Subject and UNIT: Engineering Thermodynamics: Unit II: Second Law and Entropy
Based on the first law of thermodynamics, Heat transfer, Q = Work done (W) + Internal energy (ΔU) TdS = pdV + dU
Entropy
Subject and UNIT: Engineering Thermodynamics: Unit II: Second Law and Entropy
A state of system is represented by selecting the properties i.e. temperature (T) and entropy (s) as co-ordinates as shown in Figure 2.33.
Subject and UNIT: Engineering Thermodynamics: Unit II: Second Law and Entropy
Let, a thermodynamic system undergoes a change of state from 1 to 2 by a reversible process 1-A-2 and returns to its original state 1 by another reversible process 2-B-1 and completing a cycle 1-2-1.
Subject and UNIT: Engineering Thermodynamics: Unit II: Second Law and Entropy
Entropy is an index of unavailability or degradation of energy.
Second Law of Thermodynamics
Subject and UNIT: Engineering Thermodynamics: Unit II: Second Law and Entropy
Solved Anna University Problem on Clausius Inequality: Second Law and Entropy - Engineering Thermodynamics