Chemical Engineering Thermodynamics For any system, what is the minimum number of degrees of freedom? 2 0 1 3 2 0 1 3 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics What happens in a reversible adiabatic expansion process? Heating takes place Cooling takes place Pressure is constant Temperature is constant Heating takes place Cooling takes place Pressure is constant Temperature is constant ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics If the heat of solution of an ideal gas in a liquid is negative, then its solubility at a given partial pressure varies with the temperature as Solubility increases as temperature increases Solubility increases as temperature decreases Solubility is independent of temperature Solubility increases or decreases with temperature depending on the Gibbs free energy change of solution Solubility increases as temperature increases Solubility increases as temperature decreases Solubility is independent of temperature Solubility increases or decreases with temperature depending on the Gibbs free energy change of solution ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Out of the following refrigeration cycles, which one has maximum COP? Ordinary vapor compression cycle Air cycle Carnot cycle Vapor compression with a reversible expansion engine Ordinary vapor compression cycle Air cycle Carnot cycle Vapor compression with a reversible expansion engine ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics A two stage compressor is used to compress an ideal gas. The gas is cooled to the initial temperature after each stage. The intermediate pressure for the minimum total work requirement should be equal to the __________ mean of P₁ and P₂.(where, P₁ and P₂ are initial and final pressures respectively) Logarithmic Geometric Harmonic Arithmetic Logarithmic Geometric Harmonic Arithmetic ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The intensive properties are Refractive index and surface tension Both A and B None of these Molar volume, density, viscosity and boiling point Refractive index and surface tension Both A and B None of these Molar volume, density, viscosity and boiling point ANSWER DOWNLOAD EXAMIANS APP
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