Chemical Engineering Thermodynamics The effect of changing the evaporator temperature on COP as compared to that of changing the condenser temperature (in vapour compression refrigeration system) is Less pronounced Data insufficient, can't be predicted More pronounced Equal Less pronounced Data insufficient, can't be predicted More pronounced Equal ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following is affected by the temperature? Activity co-efficient Fugacity All of these Free energy Activity co-efficient Fugacity All of these Free energy ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics What is the degree of freedom for two mis-cible (non-reacting) substances in vapor-liquid equilibrium forming an azeotrope? 3 2 1 3 2 1 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Heat is added at constant pressure in an ideal __________ cycle. Stirling Brayton Both B and C Rankine Stirling Brayton Both B and C Rankine ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics When liquid and vapour phase of multi-component system are in equilibrium (at a given temperature and pressure), then chemical potential of each component is Same in both the phases Zero in both the phases More in vapour phase More in liquid phase Same in both the phases Zero in both the phases More in vapour phase More in liquid phase ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The value of gas constant 'R' is 1.987 BTU/lb. mole °R Both A and B 1.987 cal/gm mole °K Neither A nor B 1.987 BTU/lb. mole °R Both A and B 1.987 cal/gm mole °K Neither A nor B ANSWER DOWNLOAD EXAMIANS APP