Chemical Engineering Thermodynamics The internal energy of a gas obeying P (V - b) RT (where, b is a positive constant and has a constant Cv), depends upon its Pressure Temperature All of these Volume Pressure Temperature All of these Volume ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In an adiabatic process, the Work done is a path function Enthalpy remains constant Heat transfer is zero Temperature change is zero Work done is a path function Enthalpy remains constant Heat transfer is zero Temperature change is zero ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following is not a unit of the equilibrium constant Kp? (where, Δx = number of moles of products number of moles of reactants) Dimensionless, when Δx = 0 (atm)Δx2, when Δx > 0 (atm)Δx, when Δx is positive (atm)Δx, when Δx is negative Dimensionless, when Δx = 0 (atm)Δx2, when Δx > 0 (atm)Δx, when Δx is positive (atm)Δx, when Δx is negative ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Activity co-efficient is a measure of the None of these Vapour pressure of liquid Departure of gas phase from idea] gas law Departure from ideal solution behaviour None of these Vapour pressure of liquid Departure of gas phase from idea] gas law Departure from ideal solution behaviour ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics At equilibrium condition, the chemical potential of a material in different phases in contact with each other is equal. The chemical potential for a real gas (μ) is given by(where, μ = standard chemical potential at unit fugacity (f° = 1 atm.) and the gas behaves ideally.) μ° + T lnf μ°+ R lnf μ° + RT ln f μ° + R/T lnf μ° + T lnf μ°+ R lnf μ° + RT ln f μ° + R/T lnf ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics A refrigeration cycle is a reversed heat engine. Which of the following has the maximum value of the co-efficient of performance (COP) for a given refrigeration effect? Vapor compression cycle using expansion valve Carnot refrigeration cycle Air refrigeration cycle Vapor compression cycle using expansion engine Vapor compression cycle using expansion valve Carnot refrigeration cycle Air refrigeration cycle Vapor compression cycle using expansion engine ANSWER DOWNLOAD EXAMIANS APP