Mass Transfer The efficiency of a plate column will be maximum, when the flow is ideal __________ the plate. Across Above Neither A nor B Both A & B Across Above Neither A nor B Both A & B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer During constant rate drying period, vaporisation rate per unit drying surface area Does not affect the moisture content of the wet solid Does not change with time Decreases with time Increases with time Does not affect the moisture content of the wet solid Does not change with time Decreases with time Increases with time ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of a desorber (stripper), the Temperature always increases Operating line always lies above the equilibrium curve Temperature remains unaffected Operating line always lies below the equilibrium curve Temperature always increases Operating line always lies above the equilibrium curve Temperature remains unaffected Operating line always lies below the equilibrium curve ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For the same system, if the same liquid used in an absorber is decreased, the tower height will Remain unaffected Decrease or increase ; depends on the type of liquid Increase Decrease Remain unaffected Decrease or increase ; depends on the type of liquid Increase Decrease ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Lewis number, which is important in problems involving simultaneous heat and mass transfer, is the ratio of Momentum diffusivity to thermal diffusivity None of these Mass diffusivity to momentum diffusivity Thermal diffusivity to mass diffusivity Momentum diffusivity to thermal diffusivity None of these Mass diffusivity to momentum diffusivity Thermal diffusivity to mass diffusivity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Relative volatility does not change appreciably with the change in Temperature Vapour pressure of either component Total pressure None of these Temperature Vapour pressure of either component Total pressure None of these ANSWER DOWNLOAD EXAMIANS APP