Mass Transfer Air at a particular humidity is heated in a furnace. The new dew point Depends on the extent of heating Decreases Increases Remain unchanged Depends on the extent of heating Decreases Increases Remain unchanged ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In distillation column design, the McCabe-Thiele procedure is inadequate and a Ponchan-Savarit procedure is needed, when A total condenser is used The latent heat of vaporisation of the more and less volatile components are greatly different An azeotrope forms Saturated feed is not used A total condenser is used The latent heat of vaporisation of the more and less volatile components are greatly different An azeotrope forms Saturated feed is not used ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Though, theoretically the adsorption & desorption isotherms is expected to coincide but sometimes at least a part of the isotherms does not coincide and this phenomenon is known as adsorption hysterisis. In such cases, the desorption equilibrium pressure is __________ that obtained for adsorption. Same as Lower than Higher than Either same or higher than Same as Lower than Higher than Either same or higher than ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The relative humidity of air decreases in-spite of an increase in the absolute humidity, when the Pressure falls Temperature rises Pressure rises Temperature falls Pressure falls Temperature rises Pressure rises Temperature falls ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Positive deviation from Raoult's law means a mixture whose total pressure is Less than the sum of the vapour pressure of the components Less than that computed for ideality Greater than that computed for ideality None of these Less than the sum of the vapour pressure of the components Less than that computed for ideality Greater than that computed for ideality None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For a single component absorber, the operating line is straight only when plotted in term of __________ units. Partial pressure Mole ratio None of these Mole fraction Partial pressure Mole ratio None of these Mole fraction ANSWER DOWNLOAD EXAMIANS APP