Chemical Engineering Thermodynamics When liquid and vapour phase of multi-component system are in equilibrium (at a given temperature and pressure), then chemical potential of each component is More in liquid phase More in vapour phase Same in both the phases Zero in both the phases More in liquid phase More in vapour phase Same in both the phases Zero in both the phases ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In case of steady flow compression polytropic process (PVn = constant), the work done on air is the lowest, when N = y = 1.4 N = 1 N = 0 N = 1.66 N = y = 1.4 N = 1 N = 0 N = 1.66 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 100, 000 kW 160, 000 kW 320, 000 kW 200, 000 kW 100, 000 kW 160, 000 kW 320, 000 kW 200, 000 kW ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The intensive properties are Both A and B None of these Refractive index and surface tension Molar volume, density, viscosity and boiling point Both A and B None of these Refractive index and surface tension Molar volume, density, viscosity and boiling point ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Efficiency of a Carnot engine working between temperatures T₁ and T₂ (T₁ < T₂) is (T₂ - T₁)/T₂ (T₁ - T₂)/T₂ (T₂ - T₁)/T₁ (T₁ - T₂)/T₁ (T₂ - T₁)/T₂ (T₁ - T₂)/T₂ (T₂ - T₁)/T₁ (T₁ - T₂)/T₁ 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 engine Air refrigeration cycle Carnot refrigeration cycle Vapor compression cycle using expansion valve Vapor compression cycle using expansion engine Air refrigeration cycle Carnot refrigeration cycle Vapor compression cycle using expansion valve ANSWER DOWNLOAD EXAMIANS APP
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