Mass Transfer With increase in temperature, the leaching rate increases due to Neither A nor B Increased diffusivity Decreased liquid viscosity Both A & B Neither A nor B Increased diffusivity Decreased liquid viscosity Both A & B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Molecular distillation is Very low pressure distillation High temperature distillation For heat-sensitive materials Both B and C Very low pressure distillation High temperature distillation For heat-sensitive materials Both B and C ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Penetration theory states that the mass transfer co-coefficient is equal to (where, De is diffusivity and 't' is time) (4De/πt)1/2 (4De/t) (De/t)1/2 (De.t)1/2 (4De/πt)1/2 (4De/t) (De/t)1/2 (De.t)1/2 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Plate efficiency in a distillation column is reduced due to the __________ of liquid. Entrainment Foaming All of these Weeping & dumping Entrainment Foaming All of these Weeping & dumping ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In a packed bed absorption column, the channelling will be noted by the Sharp drop in pressure drop Increase in flow rate None of these Sharp rise in pressure drop Sharp drop in pressure drop Increase in flow rate None of these Sharp rise in pressure drop ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer When the solvent dissolves very little of solute, then Solvent of low freezing point should be used Solvent of low latent heat of vaporisation should be used Very small quantity of solvent is required Large quantity of solvent is required to extract the solute Solvent of low freezing point should be used Solvent of low latent heat of vaporisation should be used Very small quantity of solvent is required Large quantity of solvent is required to extract the solute ANSWER DOWNLOAD EXAMIANS APP
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