Mass Transfer Leaching of coffee from coffee beans is done by Hot water Lime water Dilute H₂SO₄ (hot) Hexane Hot water Lime water Dilute H₂SO₄ (hot) Hexane ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For a single component absorber, the operating line is straight only when plotted in term of __________ units. Mole fraction None of these Mole ratio Partial pressure Mole fraction None of these Mole ratio Partial pressure ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Moisture in a solid exerting an equilibrium vapour pressure equal to that of the pure liquid at the same temperature is called the __________ moisture. Unbound Bound Critical Free Unbound Bound Critical Free ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Use of raschig rings in place of crushed stones as packing in packed beds (other things being same) Increases pressure drop, increases surface area Increases pressure drop, decreases surface area Decreases pressure drop, increases surface area Decreases pressure drop, decreases surface area Increases pressure drop, increases surface area Increases pressure drop, decreases surface area Decreases pressure drop, increases surface area Decreases pressure drop, decreases surface area ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Tower diameter may be decreased by Increasing the liquid flow rate Using higher reflux ratio Increasing the vapour flow rate Use of increased tray spacing Increasing the liquid flow rate Using higher reflux ratio Increasing the vapour flow rate Use of increased tray spacing ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Humidification involves mass transfer between a pure liquid phase and a fixed gas, which is Soluble in the liquid Non-ideal in nature At a fixed temperature Insoluble in the liquid Soluble in the liquid Non-ideal in nature At a fixed temperature Insoluble in the liquid ANSWER DOWNLOAD EXAMIANS APP
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