Chemical Engineering Thermodynamics For an isothermal reversible compression of an ideal gas Only ΔH =0 DQ = dE Only ΔE = 0 ΔE = ΔH = 0 Only ΔH =0 DQ = dE Only ΔE = 0 ΔE = ΔH = 0 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For an exothremic reaction Both ΔH and ΔE are negative Only internal energy change (ΔE) is negative Only enthalpy change (ΔH) is negative Enthalpy change is zero Both ΔH and ΔE are negative Only internal energy change (ΔE) is negative Only enthalpy change (ΔH) is negative Enthalpy change is zero ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following equations is used for the prediction of activity co-efficient from experiments? Wilson's equation Margules equation All of these Van Laar equation Wilson's equation Margules equation All of these Van Laar equation ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Mollier chart is a __________ plot. Pressure vs enthalpy Pressure vs volume Temperature vs entropy Enthalpy vs entropy Pressure vs enthalpy Pressure vs volume Temperature vs entropy Enthalpy vs entropy ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Free energy, fugacity and activity co-efficient are all affected by change in the temperature. The fugacity co-efficient of a gas at constant pressure ____with the increase of reduced temperature. Decreases logarithmically Remains constant Decreases Increases Decreases logarithmically Remains constant Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The root mean square speed of molecules of a gas is equal to (where, m = mass of the molecule K = Boltzman's constant, T = absolute temperature) √(2KT/m) 3KT/m √(6KT/m) √(3KT/m) √(2KT/m) 3KT/m √(6KT/m) √(3KT/m) ANSWER DOWNLOAD EXAMIANS APP
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