Chemical Engineering Thermodynamics When a gas is expanded from high pressure region to low pressure region ; temper -ature change occurs. This phenomenon is related to the Third law of thermodynamics Gibbs-Duhem equation Joule-Thomson effect Gibbs-Helmholtz equation Third law of thermodynamics Gibbs-Duhem equation Joule-Thomson effect Gibbs-Helmholtz equation ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics When a gas is subjected to adiabatic expansion, it gets cooled due to Energy spent in doing work Decrease in temperature Decrease in kinetic energy Decrease in velocity Energy spent in doing work Decrease in temperature Decrease in kinetic energy Decrease in velocity ANSWER DOWNLOAD EXAMIANS APP
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 in enthalpy corresponding to evolution of heat Decrease of entropy Increase in enthalpy corresponding to absorption of heat No change in enthalpy Decrease in enthalpy corresponding to evolution of heat Decrease of entropy Increase in enthalpy corresponding to absorption of heat No change in enthalpy ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics As pressure approaches zero, the ratio of fugacity to pressure (f/P) for a gas approaches An indeterminate value Unity Infinity Zero An indeterminate value Unity Infinity Zero ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In case of a reversible process (following pvn = constant), work obtained for trebling the volume (v₁ = 1 m³ and v₂ 3 m³ ) is max imum, when the value of 'n' is 1 1.66 1.44 1 1.66 1.44 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 2 3 1 2 3 ANSWER DOWNLOAD EXAMIANS APP