Chemical Engineering Thermodynamics Free energy, fugacity and activity co-efficient are all affected by change in the temperature. The fugacity co-efficient of a gas at constant pressure ____with the increase of reduced temperature. Remains constant Decreases logarithmically Increases Decreases Remains constant Decreases logarithmically Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics "The fugacity of a gas in a mixture is equal to the product of its mole fraction and its fugacity in the pure state at the total pressure of the mixture". This is None of these Henry's law Called Lewis-Randall rule The statement as per Gibbs-Helmholtz None of these Henry's law Called Lewis-Randall rule The statement as per Gibbs-Helmholtz ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In case of a close thermodynamic system, there is __________ across the boundaries. None of these No heat and mass transfer No mass transfer but heat transfer Mass and energy transfer None of these No heat and mass transfer No mass transfer but heat transfer Mass and energy transfer ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics A solid is transformed into vapour without going to the liquid phase at Always Triple point Boiling point Below triple point Always Triple point Boiling point Below triple point ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Out of the following refrigeration cycles, which one has maximum COP? Ordinary vapor compression cycle Carnot cycle Vapor compression with a reversible expansion engine Air cycle Ordinary vapor compression cycle Carnot cycle Vapor compression with a reversible expansion engine Air cycle ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics At a given temperature, the volume of a gas dissolved in a solvent __________ with increase in pressure. May increase or decrease; depends on the gas Increases Decreases Remains unchanged May increase or decrease; depends on the gas Increases Decreases Remains unchanged ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS