Chemical Engineering Thermodynamics Which of the following is not correct for a reversible adiabatic process? None of these TVγ-1 = constant P1-γ.TY = constant PVγ = constant None of these TVγ-1 = constant P1-γ.TY = constant PVγ = constant ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Free energy Change during a spontaneous process has a negative value All of these Decreases in all spontaneous (or irreversible) processes Remains unchanged in reversible processes carried at constant temperature and pressure Change during a spontaneous process has a negative value All of these Decreases in all spontaneous (or irreversible) processes Remains unchanged in reversible processes carried at constant temperature and pressure ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The kinetic energy of gas molecule is zero at 0°C -273°C 273°C 100°C 0°C -273°C 273°C 100°C ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Equilibrium constant decreases as the temperature Increases, for an endothermic reaction Increases, for an exothermic reaction Decreases, for an exothermic reaction None of these Increases, for an endothermic reaction Increases, for an exothermic reaction Decreases, for an exothermic reaction None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In case of vapour compression refrigeration system, elevating the evaporator temperature (keeping the condenser temperature constant) results in Enhanced COP No change in the value of COP Decreased COP Increased or decreased COP ; depending upon the type of refrigerant Enhanced COP No change in the value of COP Decreased COP Increased or decreased COP ; depending upon the type of refrigerant ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Sound waves propagation in air exemplifies an __________ process. None of these Adiabatic Isothermal Isometric None of these Adiabatic Isothermal Isometric ANSWER DOWNLOAD EXAMIANS APP
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