Chemical Engineering Thermodynamics In case of an __________ process, the temperature of the system increases. Adiabatic compression Adiabatic expansion Isothermal expansion Isothermal compression Adiabatic compression Adiabatic expansion Isothermal expansion Isothermal compression 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 651 1000 667 349 651 1000 667 349 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The expression for entropy change, ΔS = n Cp . ln (T₂/T₁), is valid for the __________ of a substance. Both B and C Simultaneous pressure & temperature change Cooling Heating Both B and C Simultaneous pressure & temperature change Cooling Heating ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics As the entropy of the universe is increasing, day by day, the work producing capacity of a heat engine is Increasing Decreasing Data sufficient, can't be predicted Not changed Increasing Decreasing Data sufficient, can't be predicted Not changed ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The unit of equilibrium constant of a chemical reaction is the same as that of Temperature Internal energy Molar concentration None of these Temperature Internal energy Molar concentration None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics At 60° C, vapour pressure of methanol and water are 84.562 kPa and 19.953 kPa respectively. An aqueous solution of methanol at 60° C exerts a pressure of 39.223 kPa; the liquid phase and vapour phase mole fractions of methanol are 0.1686 and 0.5714 respectively. Activity co-efficient of methanol is 4.238 3.389 1.572 1.9398 4.238 3.389 1.572 1.9398 ANSWER DOWNLOAD EXAMIANS APP