Mass Transfer Absorption (liquid-gas system) with evolution of heat as compared to isothermal absorption results in All of these Large number of trays Large minimum liquid to gas (L/G) ratio Decreased solute solubility All of these Large number of trays Large minimum liquid to gas (L/G) ratio Decreased solute solubility ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Hypersorption refers to a __________ process. Moving bed absorption Moving bed adsorption Fixed bed absorption Fixed bed adsorption Moving bed absorption Moving bed adsorption Fixed bed absorption Fixed bed adsorption ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The mass transfer co-efficient for a solid sphere of radius 'a' dissolving in a large volume of quiescent liquid, in which D is the diffusivity of solute, is D/2a Dependent on the Reynolds number Proportional to √D D/a D/2a Dependent on the Reynolds number Proportional to √D D/a ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Plate towers are preferred to packed towers, when large temperature changes are involved, because of the reason that the Viscosity variation of the fluids may cause channeling/flooding Packing may be crushed due to thermal expansion/contraction of the components of the equipments Pressure drop in the equipment will be very high None of these Viscosity variation of the fluids may cause channeling/flooding Packing may be crushed due to thermal expansion/contraction of the components of the equipments Pressure drop in the equipment will be very high None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Dry bulb temperature of the gas is __________ the wet bulb temperature. None of these More than Equal to Less than None of these More than Equal to Less than ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The diffusivity (D) in a binary gas mixture is related to the temperature (T) as D ∝ T1.5 D ∝ T2 D ∝ T D ∝ T0.5 D ∝ T1.5 D ∝ T2 D ∝ T D ∝ T0.5 ANSWER DOWNLOAD EXAMIANS APP
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