Chemical Engineering Thermodynamics What is the degree of freedom for a system comprising liquid water equilibrium with its vapour? 0 3 2 1 0 3 2 1 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Translational kinetic energy of molecules of an ideal gas is proportional to (where, T = absolute temperature of the gas ) 1/√T T² T √T 1/√T T² T √T ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For any system, what is the minimum number of degrees of freedom? 3 2 1 0 3 2 1 0 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Entropy change for an irreversible isolated system is ∞ < 0 > 0 ∞ < 0 > 0 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following is not a reversible process ? None of these Expansion of an ideal gas against constant pressure Atmospheric pressure vaporisation of water at 100°C Solution of NaCl in water at 50°C None of these Expansion of an ideal gas against constant pressure Atmospheric pressure vaporisation of water at 100°C Solution of NaCl in water at 50°C ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics A closed system is cooled reversibly from 100°C to 50°C. If no work is done on the system U is constant but S decreases U decreases but S is constant U and S both decreases Its internal energy (U) decreases and its entropy (S) increases U is constant but S decreases U decreases but S is constant U and S both decreases Its internal energy (U) decreases and its entropy (S) increases ANSWER DOWNLOAD EXAMIANS APP