Mass Transfer Heat sensitive materials with very high latent heat of vaporisation may be economically separated using Liquid extraction Distillation Absorption Evaporation Liquid extraction Distillation Absorption Evaporation ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The cooling effect in a cooling tower can be speeded up by Increasing the air velocity and area of exposed wet surface Reducing the barometric pressure Reducing the humidity of the air All of the listed here Increasing the air velocity and area of exposed wet surface Reducing the barometric pressure Reducing the humidity of the air All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following processes is not an example of adsorption applied to gaseous separations? Decolouration of yellow glycerene Recovery of valuable solvent vapors from dilute mixture with air and other gases Removal of objectionable odour and impurities from industrial gases Dehumidification of air and gas Decolouration of yellow glycerene Recovery of valuable solvent vapors from dilute mixture with air and other gases Removal of objectionable odour and impurities from industrial gases Dehumidification of air and gas ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Plate towers are preferred to packed towers, when large temperature changes are involved, because of the reason that the None of these Packing may be crushed due to thermal expansion/contraction of the components of the equipments Pressure drop in the equipment will be very high Viscosity variation of the fluids may cause channeling/flooding None of these Packing may be crushed due to thermal expansion/contraction of the components of the equipments Pressure drop in the equipment will be very high Viscosity variation of the fluids may cause channeling/flooding ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer An alkaline solution is used to reduce the concentration of carbon dioxide in a stream from 10% to 0.1% by absorption with irreversible chemical reaction. The overall number of transfer units based on gas phase is 0.001 9.21 100 4.605 0.001 9.21 100 4.605 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Low viscosity absorbent is preferred for reasons of Rapid absorption rates and good heat transfer characteristics Low pressure drop on pumping Improved flooding characteristics All of these Rapid absorption rates and good heat transfer characteristics Low pressure drop on pumping Improved flooding characteristics All of these ANSWER DOWNLOAD EXAMIANS APP
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