Chemical Engineering Thermodynamics What is the value of ln y (where y = activity co-efficient) for ideal gases? Unity Zero Negative Infinity Unity Zero Negative Infinity ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following is not affected by temperature changes? Fugacity None of these Activity co-efficient Free energy Fugacity None of these Activity co-efficient Free energy ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In an ideal refrigeration cycle, the change in internal energy of the fluid is +ve Either of the above three ; depends on the nature of refrigerant -ve +ve Either of the above three ; depends on the nature of refrigerant -ve ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics If the vapour pressure at two temperatures of a solid phase in equilibrium with its liquid phase are known, then the latent heat of fusion can be calculated by the Nernst Heat Theorem Van Laar equation Maxwell's equation Clayperon-Claussius equation Nernst Heat Theorem Van Laar equation Maxwell's equation Clayperon-Claussius equation ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which one is true for a throttling process? The inversion temperature is the temperature at which Joule-Thomson co-efficient is infinity The inversion temperature is different for different gases A gas may have more than one inversion temperatures The inversion temperature is same for all gases The inversion temperature is the temperature at which Joule-Thomson co-efficient is infinity The inversion temperature is different for different gases A gas may have more than one inversion temperatures The inversion temperature is same for all gases ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Gibbs free energy at constant pressure and temperature under equilibrium conditions is Minimum ∞ Maximum Minimum ∞ Maximum ANSWER DOWNLOAD EXAMIANS APP