Mass Transfer Selectivity of the solvent used in solvent extraction should be < 1 1 > 1 < 1 1 > 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The feed to fractionating column is changed from saturated vapour to saturated liquid. If the separation and reflux ratio remains unchanged, the number of ideal stages will Depend on saturated boiling point; may increase or decrease Remains same Decrease Increase Depend on saturated boiling point; may increase or decrease Remains same Decrease Increase ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The critical moisture content in case of drying indicates the __________ rate period. Beginning of falling None of these Beginning of constant End of falling Beginning of falling None of these Beginning of constant End of falling ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Packed column distillation is limited to the column __________ metres. Height < 6 Neither A nor B Diameter < 0.6 Both A & B Height < 6 Neither A nor B Diameter < 0.6 Both A & B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer COâ‚‚ can be absorbed by Hot cupric oxide Cold Ca(OH)â‚‚ Heated charcoal Alumina Hot cupric oxide Cold Ca(OH)â‚‚ Heated charcoal Alumina ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Acetone is to be removed from air in an isothermal dilute absorber using pure water as solvent. The incoming air contains 5 mole% of acetone (yin = 0.05). The design equation to be used for obtaining the number of trays (N) of the absorber is, N+2 = 6 log (yin/yout).For 98% recovery of acetone, the number of trays required is/are 8 1 10 9 8 1 10 9 ANSWER DOWNLOAD EXAMIANS APP
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