Mass Transfer Molecular seives are regenerated by heating to __________ °C. > 500 > 1000 200-330 < 150 > 500 > 1000 200-330 < 150 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of constant underflow extraction operation, the __________ at all solute concentration. Ratio of the insoluble to solution is constant Solids are drained to the same extent Both A & B Neither A nor B Ratio of the insoluble to solution is constant Solids are drained to the same extent Both A & B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Unit operation involved in the prilling of urea is Both B and C Evaporation Drying Crystallisation Both B and C Evaporation Drying Crystallisation ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer During bottling of cold drinks (e.g. Pepsi), the main resistance to mass transfer for the absorption of carbon dioxide in water lies in the Liquid-gas interface Gas film None of these Liquid film Liquid-gas interface Gas film None of these Liquid film ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Dew point of an air-water vapor mixture At constant humidity & total pressure is fixed All of the listed here Decreases with decrease in pressure Corresponding to any point on the humidity chart is obtained by projecting a line through this point parallel to the temperature axis and to the saturation curve At constant humidity & total pressure is fixed All of the listed here Decreases with decrease in pressure Corresponding to any point on the humidity chart is obtained by projecting a line through this point parallel to the temperature axis and to the saturation curve ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Schimdt number and Lewis number for pure air at atmospheric conditions are respectively >1 and ≈ 1 1 and 0 0 and ≈ 1 < 1 and ≈ 1 >1 and ≈ 1 1 and 0 0 and ≈ 1 < 1 and ≈ 1 ANSWER DOWNLOAD EXAMIANS APP
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