Mass Transfer Which one of the following devices is not used for both the absorption as well as the liquid-liquid extraction processes? Spray towers Wetted wall columns Packed towers Plate towers Spray towers Wetted wall columns Packed towers Plate towers ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in temperature, the rate of leaching increases, because the Diffusivity of solute increases Thermal conductivity of solute increases Viscosity of solvent decreases None of these Diffusivity of solute increases Thermal conductivity of solute increases Viscosity of solvent decreases None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Make up water is supplied during cooling tower operation to compensate for water losses due to Entrainment All of these Blowdown Evaporation Entrainment All of these Blowdown Evaporation ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In continuous distillation, the internal reflux ratio (Ri) and the external reflux ratio (Re) are related as Ri = (1 - Re)/Re Ri = Re/(1 - Re) Ri = Re/(1 + Re) Ri = Re Ri = (1 - Re)/Re Ri = Re/(1 - Re) Ri = Re/(1 + Re) Ri = Re ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer 1 kg of a saturated aqueous solution of a highly soluble component A at 60°C is cooled to 25°C. The solubility limits of A are (0.6 kgA/kg water) at 60°C and (0.2 kgA/kg water) at 25°C. The amount in kg of the crystals formed is 0.2 0.175 0.25 0.4 0.2 0.175 0.25 0.4 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer A minimum boiling azeotrope is exemplified by Water-isobutyl alcohol Toluene-benzene None of these Acetone-carbon disulphide Water-isobutyl alcohol Toluene-benzene None of these Acetone-carbon disulphide ANSWER DOWNLOAD EXAMIANS APP
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