Chemical Engineering Thermodynamics A refrigeration cycle is a reversed heat engine. Which of the following has the maximum value of the co-efficient of performance (COP) for a given refrigeration effect? Air refrigeration cycle Vapor compression cycle using expansion engine Carnot refrigeration cycle Vapor compression cycle using expansion valve Air refrigeration cycle Vapor compression cycle using expansion engine Carnot refrigeration cycle Vapor compression cycle using expansion valve ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Duringthe phase transition, __________ changes. Volume All of these Temperature Pressure Volume All of these Temperature Pressure ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Fugacity is a measure of the Relative volatility of a mixture of two miscible liquids Behaviour of ideal gases Escaping tendencies of the same substance in different phases of a system None of these Relative volatility of a mixture of two miscible liquids Behaviour of ideal gases Escaping tendencies of the same substance in different phases of a system None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The heat capacities for the ideal gas state depend upon the Both A & B Pressure Temperature Neither A nor B Both A & B Pressure Temperature Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In an ideal solution, the activity of a component equals its Partial pressure Fugacity at the same temperature and pressure Mole fraction None of these Partial pressure Fugacity at the same temperature and pressure Mole fraction None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics When liquid and vapour phases of one component system are in equilibrium (at a given temperature and pressure), the molar free energy is More in liquid phase Same in both the phases Replaced by chemical potential which is more in vapour phase More in vapour phase More in liquid phase Same in both the phases Replaced by chemical potential which is more in vapour phase More in vapour phase ANSWER DOWNLOAD EXAMIANS APP
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