Chemical Engineering Thermodynamics The fusion of a crystalline solid at its melting point to form a liquid at the same temperature is accompanied by Decrease of entropy Decrease in enthalpy corresponding to evolution of heat Increase in enthalpy corresponding to absorption of heat No change in enthalpy Decrease of entropy Decrease in enthalpy corresponding to evolution of heat Increase in enthalpy corresponding to absorption of heat No change in enthalpy ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Trouton's ratio is given by (where λb, = molal heat of vaporisation of a substance at its normal boiling point, kcal/kmol Tb = normal boiling point, °K ) Tb/λb λb/Tb √(λb/Tb) √(Tb/λb) Tb/λb λb/Tb √(λb/Tb) √(Tb/λb) ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Heat of reaction is Dependent on both pressure and temperature Dependent on temperature only Dependent on pressure only Independent of temperature changes Dependent on both pressure and temperature Dependent on temperature only Dependent on pressure only Independent of temperature changes ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following has the least thermal efficiency? Steam engine Otto engine Carnot engine Diesel engine Steam engine Otto engine Carnot engine Diesel engine 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 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 More in liquid phase Same in both the phases ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Maximum work that could be secured by expanding the gas over a given pressure range is the __________ work. Isothermal None of these Isentropic Adiabatic Isothermal None of these Isentropic Adiabatic ANSWER DOWNLOAD EXAMIANS APP
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