Chemical Engineering Thermodynamics For a stable phase at constant pressure and temperature, the fugacity of each component in a binary system __________ as its mole fraction increases. Decreases linearly Increases Decreases Remains same Decreases linearly Increases Decreases Remains same ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The following heat engine produces power of 100000 kW. The heat engine operates between 800 K and 300 K. It has a thermal efficiency equal to 50% of that of the Carnot engine for the same temperature. The rate at which heat is absorbed from the hot reservoir is 200, 000 kW 100, 000 kW 160, 000 kW 320, 000 kW 200, 000 kW 100, 000 kW 160, 000 kW 320, 000 kW ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The expression for entropy change, ΔS = n Cp . ln (T₂/T₁), is valid for the __________ of a substance. Cooling Both B and C Simultaneous pressure & temperature change Heating Cooling Both B and C Simultaneous pressure & temperature change Heating ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics First law of thermodynamics deals with the None of these Irreversible processes only Reversible processes only Direction of energy transfer None of these Irreversible processes only Reversible processes only Direction of energy transfer ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics No work is done by the system, when a reaction occurs at constant Pressure Volume None of these Temperature Pressure Volume None of these Temperature 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. Remains constant Increases Decreases logarithmically Decreases Remains constant Increases Decreases logarithmically Decreases ANSWER DOWNLOAD EXAMIANS APP