Mass Transfer Leaching of coffee from coffee beans is done by Hot water Dilute H₂SO₄ (hot) Lime water Hexane Hot water Dilute H₂SO₄ (hot) Lime water Hexane ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in temperature, the rate of leaching increases, because the None of these Viscosity of solvent decreases Thermal conductivity of solute increases Diffusivity of solute increases None of these Viscosity of solvent decreases Thermal conductivity of solute increases Diffusivity of solute increases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following gas-liquid contacting devices incurs the least pressure drop for a particular duty? Perforated tray tower Bubble cap tower Grid tray tower Wetted wall tower Perforated tray tower Bubble cap tower Grid tray tower Wetted wall tower ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Flooding results in High gas velocity Good contact between the fluids High tray efficiency Low tray efficiency High gas velocity Good contact between the fluids High tray efficiency Low tray efficiency ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Flooding in a column results due to High temperature Low pressure drop High pressure drop Low velocity of the liquid High temperature Low pressure drop High pressure drop Low velocity of the liquid ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Channelling is most severe In dumped packing of regular units In towers packed randomly with crushed solids At very high liquid flow rate In towers packed with stacked packing In dumped packing of regular units In towers packed randomly with crushed solids At very high liquid flow rate In towers packed with stacked packing ANSWER DOWNLOAD EXAMIANS APP
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