Chemical Engineering Thermodynamics Free energy change at equilibrium is Zero Positive Indeterminate Negative Zero Positive Indeterminate Negative ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics All gases during throttling process at atmospheric temperature and pressure show a cooling effect except CO₂ O₂ N₂ H₂ CO₂ O₂ N₂ H₂ ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In an isothermal process on an ideal gas, the pressure increases by 0.5 percent. The volume decreases by about __________ percent. 0.75 0.25 0.5 1 0.75 0.25 0.5 1 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics A cyclic engine exchanges heat with two reservoirs maintained at 100 and 300°C respectively. The maximum work (in J) that can be obtained from 1000 J of heat extracted from the hot reservoir is 667 1000 349 651 667 1000 349 651 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics What is the number of degree of freedom for a system of two miscible non-reacting species in vapor-liquid equilibrium forming an azeotrope? 2 1 3 2 1 3 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 No change in the value of COP Enhanced COP Decreased COP Increased or decreased COP ; depending upon the type of refrigerant No change in the value of COP Enhanced COP Decreased COP Increased or decreased COP ; depending upon the type of refrigerant ANSWER DOWNLOAD EXAMIANS APP