Chemical Engineering Thermodynamics When pressure is applied on the system, ice ⟷ water, then More ice will be formed Equilibrium can not be established More water will be formed Evaporation of water will take place More ice will be formed Equilibrium can not be established More water will be formed Evaporation of water will take place ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics When a gas is expanded from high pressure region to low pressure region ; temper -ature change occurs. This phenomenon is related to the Third law of thermodynamics Joule-Thomson effect Gibbs-Helmholtz equation Gibbs-Duhem equation Third law of thermodynamics Joule-Thomson effect Gibbs-Helmholtz equation Gibbs-Duhem equation ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In case of steady flow compression polytropic process (PVn = constant), the work done on air is the lowest, when N = y = 1.4 N = 1.66 N = 0 N = 1 N = y = 1.4 N = 1.66 N = 0 N = 1 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In case of vapour compression refrigeration system, elevating the evaporator temperature (keeping the condenser temperature constant) results in Enhanced COP Increased or decreased COP ; depending upon the type of refrigerant No change in the value of COP Decreased COP Enhanced COP Increased or decreased COP ; depending upon the type of refrigerant No change in the value of COP Decreased COP ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In any spontaneous process, the __________ free energy decreases. Neither A nor B Both of the listed here Helmholtz Gibbs Neither A nor B Both of the listed here Helmholtz Gibbs ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics At equilibrium condition, the chemical potential of a material in different phases in contact with each other is equal. The chemical potential for a real gas (μ) is given by(where, μ = standard chemical potential at unit fugacity (f° = 1 atm.) and the gas behaves ideally.) μ° + R/T lnf μ°+ R lnf μ° + T lnf μ° + RT ln f μ° + R/T lnf μ°+ R lnf μ° + T lnf μ° + RT ln f ANSWER DOWNLOAD EXAMIANS APP