Mass Transfer Leaching of sugar from sugar beets is done by Dilute H₂SO₄ Hot water Lime water Hexane Dilute H₂SO₄ Hot water Lime water Hexane ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of unsaturated air Dew point < wet bulb temperature Both of the options given here Wet bulb temperature < dry bulb temperature None of the listed here Dew point < wet bulb temperature Both of the options given here Wet bulb temperature < dry bulb temperature None of the listed here 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 Pressure drop in the equipment will be very high Viscosity variation of the fluids may cause channeling/flooding Packing may be crushed due to thermal expansion/contraction of the components of the equipments None of these Pressure drop in the equipment will be very high Viscosity variation of the fluids may cause channeling/flooding Packing may be crushed due to thermal expansion/contraction of the components of the equipments None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The rate of solid-liquid extraction is limited by the Diffusion of the solute from the solution in contact with the particle to the main bulk of the solution Diffusion of the solute through the solvent in the pores to the outside of the particle Phase change of the solute as it dissolves in the solvent All of these Diffusion of the solute from the solution in contact with the particle to the main bulk of the solution Diffusion of the solute through the solvent in the pores to the outside of the particle Phase change of the solute as it dissolves in the solvent All of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following solutions will follow Raoult's law most closely? 35% solution of camphor in water A solution of polar organic compounds (not of homologs of a series) A solution of benzene, toluene and oxylene 35% solution of NH₃ in water 35% solution of camphor in water A solution of polar organic compounds (not of homologs of a series) A solution of benzene, toluene and oxylene 35% solution of NH₃ in water ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of non-ideal gases and liquids, the molal diffusivity Varies directly as the pressure Varies inversely as the pressure Is independent of pressure Is equal to the volumetric diffusivity Varies directly as the pressure Varies inversely as the pressure Is independent of pressure Is equal to the volumetric diffusivity ANSWER DOWNLOAD EXAMIANS APP