Mass Transfer Operating velocity in a packed tower is usually __________ the flooding velocity. More than Equal to Half Twice More than Equal to Half Twice 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 Decreases pressure drop, decreases surface area Increases pressure drop, decreases surface area Decreases pressure drop, increases surface area Increases pressure drop, increases surface area Decreases pressure drop, decreases surface area Increases pressure drop, decreases surface area Decreases pressure drop, increases surface area ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Selectivity of the solvent used in solvent extraction should be 1 > 1 < 1 1 > 1 < 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For a distillation column operating at minimum reflux, the Number of plates required will be maximum Concentration of liquid and vapour leaving a plate will be same None of these Reflux ratio will be maximum Number of plates required will be maximum Concentration of liquid and vapour leaving a plate will be same None of these Reflux ratio will be maximum ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Molecular seives are porous Silica None of these Synthetic zeolites crystals/metal alumino-silicates Alumina Silica None of these Synthetic zeolites crystals/metal alumino-silicates Alumina ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Azeotropism for ethyl alcohol-water system disappears by Decreasing pressure Increasing pressure Increasing temperature No means Decreasing pressure Increasing pressure Increasing temperature No means ANSWER DOWNLOAD EXAMIANS APP