Chemical Engineering Thermodynamics At the critical point of a substance The surface tension vanishes There is no distinction between liquid and vapour phases All of these Liquid and vapour have the same density The surface tension vanishes There is no distinction between liquid and vapour phases All of these Liquid and vapour have the same density ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics As the temperature is lowered towards the absolute zero, the value of the quantity (∂ΔF/∂T) approaches Infinity None of these Zero Unity Infinity None of these Zero Unity ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Joule-Thomson effect i.e., a throttling process is a constant __________ process. Enthalpy Entropy Internal energy Temperature Enthalpy Entropy Internal energy Temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Number of degrees of freedom for a three phase system in equilibrium comprising of three non-reacting chemical species is 1 3 2 1 3 2 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics What is the value of ln y (where y = activity co-efficient) for ideal gases? Zero Negative Infinity Unity Zero Negative Infinity Unity ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For a stable phase at constant pressure and temperature, the fugacity of each component in a binary system __________ as its mole fraction increases. Decreases linearly Remains same Decreases Increases Decreases linearly Remains same Decreases Increases ANSWER DOWNLOAD EXAMIANS APP