Chemical Engineering Thermodynamics The change in Gibbs freee energy for vaporisation of a pure substance is Zero May be positive or negative Negative Positive Zero May be positive or negative Negative Positive ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Dryness fraction of wet steam is defined as the ratio of mass of vapour in the mixture to the mass of mixture __________ calorimeter is not used for measuring the dryness fraction of steam. Separating Bomb Bucket Throttling Separating Bomb Bucket Throttling ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Number of components (C), phase (P) and degrees of freedom (F) are related by Gibbs phase rule as P + F - C = 2 F = C - P - 2 P = F - C - 2 C = P - F + 2 P + F - C = 2 F = C - P - 2 P = F - C - 2 C = P - F + 2 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Mollier chart is a __________ plot. Temperature vs entropy Pressure vs volume Pressure vs enthalpy Enthalpy vs entropy Temperature vs entropy Pressure vs volume Pressure vs enthalpy Enthalpy vs entropy ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In polytropic process (PVn = constant), if n = 1; it means a/an __________ process. Adiabatic Isothermal None of these Reversible Adiabatic Isothermal None of these Reversible ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics On a P-V diagram of an ideal gas, suppose a reversible adiabatic line intersects a reversible isothermal line at point A. Then at a point A, the slope of the reversible adiabatic line (∂P/∂V)S and the slope of the reversible isothermal line (∂P/∂V)T are related as (where, y = Cp/Cv) ) (∂P/∂V)S = 1/y(∂P/∂V)T (∂P/∂V)S = y(∂P/∂V)T (∂P/∂V)S = [(∂P/∂V)T]Y (∂P/∂V)S = (∂P/∂V)T (∂P/∂V)S = 1/y(∂P/∂V)T (∂P/∂V)S = y(∂P/∂V)T (∂P/∂V)S = [(∂P/∂V)T]Y (∂P/∂V)S = (∂P/∂V)T ANSWER DOWNLOAD EXAMIANS APP
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