Mass Transfer Which of the following processes is not an example of adsorption applied to gaseous separations? Dehumidification of air and gas Removal of objectionable odour and impurities from industrial gases Recovery of valuable solvent vapors from dilute mixture with air and other gases Decolouration of yellow glycerene Dehumidification of air and gas Removal of objectionable odour and impurities from industrial gases Recovery of valuable solvent vapors from dilute mixture with air and other gases Decolouration of yellow glycerene ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The diffusivity (D) in a binary gas mixture is related to the temperature (T) as D ∝ T D ∝ T2 D ∝ T1.5 D ∝ T0.5 D ∝ T D ∝ T2 D ∝ T1.5 D ∝ T0.5 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In McCabe-Thiele method of theoretical plate calculation for a distillation column, the operating lines of stripping and rectifying sections coincide with the diagonal at __________ reflux. Total Minimum Operating Maximum permissible Total Minimum Operating Maximum permissible ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For __________ drying, the effects of velocity, temperature and humidity of the gas and the thickness of the solid are the same. Constant rate Both A & B Neither A nor B Unsaturated surface Constant rate Both A & B Neither A nor B Unsaturated surface ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer When the solvent dissolves very little of solute, then Very small quantity of solvent is required Solvent of low latent heat of vaporisation should be used Solvent of low freezing point should be used Large quantity of solvent is required to extract the solute Very small quantity of solvent is required Solvent of low latent heat of vaporisation should be used Solvent of low freezing point should be used Large quantity of solvent is required to extract the solute ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The equipment frequently used for adiabatic humidification-cooling operation with recirculating liquid is Spray chamber Natural draft cooling tower Induced draft cooling tower None of these Spray chamber Natural draft cooling tower Induced draft cooling tower None of these ANSWER DOWNLOAD EXAMIANS APP
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