Chemical Engineering Thermodynamics Which of the following is a widely used refrigerant in vapour compression refrigeration system (using large centrifugal compressor)? Freon Ammonia Methyl chloride Liquid sulphur dioxide Freon Ammonia Methyl chloride Liquid sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The point at which all the three (solid, liquid and gas) phases co-exist, is known as the __________ point. Boyle Triple Freezing Boiling Boyle Triple Freezing Boiling ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For any system, what is the minimum number of degrees of freedom? 0 2 1 3 0 2 1 3 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following equations is used for the prediction of activity co-efficient from experiments? All of these Wilson's equation Margules equation Van Laar equation All of these Wilson's equation Margules equation Van Laar equation 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 = y(∂P/∂V)T (∂P/∂V)S = (∂P/∂V)T (∂P/∂V)S = [(∂P/∂V)T]Y (∂P/∂V)S = 1/y(∂P/∂V)T (∂P/∂V)S = y(∂P/∂V)T (∂P/∂V)S = (∂P/∂V)T (∂P/∂V)S = [(∂P/∂V)T]Y (∂P/∂V)S = 1/y(∂P/∂V)T ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Cp of a gas at its critical temperature and pressure Becomes infinity Equals 1 kcal/kmol °K Equals 0.24 kcal/kmol °K Becomes zero Becomes infinity Equals 1 kcal/kmol °K Equals 0.24 kcal/kmol °K Becomes zero ANSWER DOWNLOAD EXAMIANS APP
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