Mass Transfer Flights in a rotary dryer are provided to Increase the residence time of the solid None of these Lift and shower the solids thus exposing it thoroughly to the drying action of the gas Reduce the residence time of solid Increase the residence time of the solid None of these Lift and shower the solids thus exposing it thoroughly to the drying action of the gas Reduce the residence time of solid ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Make up water is supplied during cooling tower operation to compensate for water losses due to Evaporation Entrainment All of these Blowdown Evaporation Entrainment All of these Blowdown ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Steam distillation is used for separation of high boiling Both of the options given here Substances from non-volatile impurities Volatile impurity from still higher boiling substances none of the listed here Both of the options given here Substances from non-volatile impurities Volatile impurity from still higher boiling substances none of the listed here ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Ion exchange process is similar to Adsorption Absorption Leaching Extraction Adsorption Absorption Leaching Extraction ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in temperature, the rate of leaching increases, because the Thermal conductivity of solute increases Viscosity of solvent decreases Diffusivity of solute increases None of these Thermal conductivity of solute increases Viscosity of solvent decreases Diffusivity of solute increases None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Can the efficiency of a plate in the distillation tower be greater than 100%? Normally not; but is possible if infinite number of plates are put Yes Never Yes ; if the reflux ratio is maximum Normally not; but is possible if infinite number of plates are put Yes Never Yes ; if the reflux ratio is maximum ANSWER DOWNLOAD EXAMIANS APP
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