Mass Transfer Flooding results in Good contact between the fluids Low tray efficiency High tray efficiency High gas velocity Good contact between the fluids Low tray efficiency High tray efficiency High gas velocity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The process employing desorption of the absorbed solute by a solvent is called Elution Sublimation Reverse osmosis Osmosis Elution Sublimation Reverse osmosis Osmosis ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer An air-water vapour mixture has a dry bulb temperature of 60°C and a dew point temperature of 40°C. The total pressure is 101.3 kPa and the vapour pressure of water at 40°C and 60°C are 7.30 kPa and 19.91 kPa respectively.The humidity of air sample expressed as kg of water vapour/kg of dry air is 0.122 0.079 0.048 0.152 0.122 0.079 0.048 0.152 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In the absorption of ammonia in water, the main resistance to absorption is by the __________ phase. Both A & B Gas Neither A nor B Liquid Both A & B Gas Neither A nor B Liquid ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If G = insoluble gas in gas stream and L = non-volatile solvent in liquid stream, then the slope of the operating line for the absorber is L/G Always < 1 G/L None of these L/G Always < 1 G/L None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The change in enthalpy per unit weight of adsorbed gas when adsorbed on gas free or "outgassed" adsorbent to from a definite concentration of adsorbate is called its Differential heat of adsorption Heat of normal condensation Integral heat of adsorption Heat of wetting Differential heat of adsorption Heat of normal condensation Integral heat of adsorption Heat of wetting ANSWER DOWNLOAD EXAMIANS APP
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