Chemical Engineering Thermodynamics Compressibility factor (i.e., the ratio of actual volume of gas to the volume predicted by ideal gas law) for all gases are Same at the same reduced temperature Always greater than one Both B & C Same at the same reduced pressure Same at the same reduced temperature Always greater than one Both B & C Same at the same reduced pressure 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 Joule-Thomson effect i.e., a throttling process is a constant __________ process. Internal energy Entropy Enthalpy Temperature Internal energy Entropy Enthalpy Temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In a P-V diagram (for an ideal gas), an isothermal curve will coincide withan adiabatic curve (through a point), when Cp ≥ Cv Cp > Cv Cp < Cv Cp = Cv Cp ≥ Cv Cp > Cv Cp < Cv Cp = Cv ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Filling of gas from a high pressure cylinder into small bottles is an example of a/an __________ process. Unsteady Equilibrium Steady Adiabatic Unsteady Equilibrium Steady Adiabatic ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The expression for entropy change given by, ΔS = - nR ln (P₂/P₁), holds good for Heating of an ideal gas Reversible isothermal volume change Cooling of a real gas Expansion of a real gas Heating of an ideal gas Reversible isothermal volume change Cooling of a real gas Expansion of a real gas ANSWER DOWNLOAD EXAMIANS APP
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