Chemical Engineering Thermodynamics Entropy change of mixing two liquid substances depends upon the Molar concentration Neither A nor B Both A and B Quantity (i.e. number of moles) Molar concentration Neither A nor B Both A and B Quantity (i.e. number of moles) ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Cp of a gas at its critical temperature and pressure Equals 1 kcal/kmol °K Becomes zero Equals 0.24 kcal/kmol °K Becomes infinity Equals 1 kcal/kmol °K Becomes zero Equals 0.24 kcal/kmol °K Becomes infinity ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Gibbs free energy at constant pressure and temperature under equilibrium conditions is Maximum Minimum ∞ Maximum Minimum ∞ ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics A two stage compressor is used to compress an ideal gas. The gas is cooled to the initial temperature after each stage. The intermediate pressure for the minimum total work requirement should be equal to the __________ mean of P₁ and P₂.(where, P₁ and P₂ are initial and final pressures respectively) Harmonic Arithmetic Geometric Logarithmic Harmonic Arithmetic Geometric Logarithmic ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Refrigeration cycle Involves transfer of heat from low temperature to high temperature Violates second law of thermodynamics Both A and B Neither A nor B Involves transfer of heat from low temperature to high temperature Violates second law of thermodynamics Both A and B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which law of the thermodynamics provids basis for measuring the thermodynamic property? Second law First law Zeroth law Third law Second law First law Zeroth law Third law ANSWER DOWNLOAD EXAMIANS APP