Chemical Engineering Thermodynamics In any spontaneous process, Only F decreases Only A decreases Both F and A increase Both F and A decreases Only F decreases Only A decreases Both F and A increase Both F and A decreases ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Out of the following refrigeration cycles, which one has maximum COP? Ordinary vapor compression cycle Vapor compression with a reversible expansion engine Air cycle Carnot cycle Ordinary vapor compression cycle Vapor compression with a reversible expansion engine Air cycle Carnot cycle ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Internal energy change of a system over one complete cycle in a cyclic process is +ve Dependent on the path -ve Zero +ve Dependent on the path -ve Zero ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Free energy All of these Decreases in all spontaneous (or irreversible) processes Change during a spontaneous process has a negative value Remains unchanged in reversible processes carried at constant temperature and pressure All of these Decreases in all spontaneous (or irreversible) processes Change during a spontaneous process has a negative value Remains unchanged in reversible processes carried at constant temperature and pressure ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In polytropic process (PVn = constant), if n = 1; it means a/an __________ process. Adiabatic Reversible Isothermal None of these Adiabatic Reversible Isothermal None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The kinetic energy of gas molecule is zero at 273°C 0°C 100°C -273°C 273°C 0°C 100°C -273°C ANSWER DOWNLOAD EXAMIANS APP
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