Mass Transfer Desirable value of absorption factor in an absorber is 1 > 1 0.5 < 1 1 > 1 0.5 < 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In which of the following unit operations, the selectivity is an important parameter? Solvent extraction Distillation None of these Absorption Solvent extraction Distillation None of these Absorption ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Flooding results in Low tray efficiency High gas velocity Good contact between the fluids High tray efficiency Low tray efficiency High gas velocity Good contact between the fluids High tray efficiency 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 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 Differential heat of adsorption ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Steam distillation is used to separate Mixtures of low relative volatility Azeotropes Heat sensitive materials High boiling substances from nonvolatile impurities Mixtures of low relative volatility Azeotropes Heat sensitive materials High boiling substances from nonvolatile impurities ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer As the reflux ratio in a distillation coloumn is increased from the minimum, the Number of plates decreases very slowly first and then more and more rapidly Total cost first decreases and then increases Slope of the operating line in stripping section decreases Liquid flow increases while the vapor flow decreases for a system Number of plates decreases very slowly first and then more and more rapidly Total cost first decreases and then increases Slope of the operating line in stripping section decreases Liquid flow increases while the vapor flow decreases for a system ANSWER DOWNLOAD EXAMIANS APP
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