Chemical Engineering Thermodynamics The gas law (PV = RT) is true for an __________ change. Neither A nor B Adiabatic Both A & B Isothermal Neither A nor B Adiabatic Both A & B Isothermal ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics What is the value of ln y (where y = activity co-efficient) for ideal gases? Negative Unity Zero Infinity Negative Unity Zero Infinity ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The minimum number of phases that can exist in a system is 1 0 2 3 1 0 2 3 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Keeping the pressure constant, to double the volume of a given mass of an ideal gas at 27°C, the temperature should be raised to __________ °C. 270 300 540 327 270 300 540 327 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Critical compressibility factor for all substances Vary as square of the absolute temperature None of these Vary as square of the absolute pressure Are more or less constant (vary from 0.2 to 0.3) Vary as square of the absolute temperature None of these Vary as square of the absolute pressure Are more or less constant (vary from 0.2 to 0.3) ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics PVγ = Constant (where, γ = Cp/Cv) is valid for a/an __________ process. Isothermal Adiabatic Isentropic Isobaric Isothermal Adiabatic Isentropic Isobaric ANSWER DOWNLOAD EXAMIANS APP