Mass Transfer ______ is the separation technique used for desalination of sea water. Reverse osmosis Absorption Thermal diffusion Adsorption Reverse osmosis Absorption Thermal diffusion Adsorption 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 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 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 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which one of the following devices is not used for both the absorption as well as the liquid-liquid extraction processes? Spray towers Plate towers Packed towers Wetted wall columns Spray towers Plate towers Packed towers Wetted wall columns ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer At a given equilibrium pressure, with increase in temperature, the concentration of adsorbed gas on solid adsorbant Increases exponentially Remains unchanged Decreases Increases Increases exponentially Remains unchanged Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of absorption with exothermic reaction, for fluids having Pr = Sc ; there won Pr = Sc = 1; total mass, momentum and thermal diffusivity will be the same Pr = Sc; percentage change in heat and mass transfer flux will be the same for a given change in the degree of turbulence Both A & B Pr = Sc ; there won Pr = Sc = 1; total mass, momentum and thermal diffusivity will be the same Pr = Sc; percentage change in heat and mass transfer flux will be the same for a given change in the degree of turbulence Both A & B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer As complete saturation of an adsorbent is approached, the differential heat of adsrop-tion approaches That of normal condensation Integral heat of adsorption Zero None of these That of normal condensation Integral heat of adsorption Zero None of these ANSWER DOWNLOAD EXAMIANS APP
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