Mass Transfer As the reflux ratio in a distillation coloumn is increased from the minimum, the Total cost first decreases and then increases Slope of the operating line in stripping section decreases Number of plates decreases very slowly first and then more and more rapidly Liquid flow increases while the vapor flow decreases for a system Total cost first decreases and then increases Slope of the operating line in stripping section decreases Number of plates decreases very slowly first and then more and more rapidly Liquid flow increases while the vapor flow decreases for a system ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Water-ethyl alcohal solution can be concentrated (in respect of alcohal concentration) by __________ distillation. Vacuum High pressure Atmospheric None of these Vacuum High pressure Atmospheric None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Leaching of coffee from coffee beans is done by Dilute H₂SO₄ (hot) Hexane Lime water Hot water Dilute H₂SO₄ (hot) Hexane Lime water Hot water ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following unit operations makes use of Thiele-Geddes equation? Multicomponent absorption with chemical reaction Solid-liquid extraction Liquid-liquid extraction Multicomponent distillation Multicomponent absorption with chemical reaction Solid-liquid extraction Liquid-liquid extraction Multicomponent distillation ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in the concentration of the adsorbate, the integral heat of adsorption Remains unchanged Increases May increase or decrease ; depends on the type of adsorbate Decreases Remains unchanged Increases May increase or decrease ; depends on the type of adsorbate Decreases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In saturated gas, the None of the listed here Vapour is in equilibrium with the liquid at the room temperature Partial pressure of vapour equals the vapour pressure of the liquid at room temperature Vapour is in equilibrium with the liquid at the gas temperature None of the listed here Vapour is in equilibrium with the liquid at the room temperature Partial pressure of vapour equals the vapour pressure of the liquid at room temperature Vapour is in equilibrium with the liquid at the gas temperature ANSWER DOWNLOAD EXAMIANS APP