Mass Transfer Tea percolation employs Liquid-liquid extraction Absorption None of these Leaching Liquid-liquid extraction Absorption None of these Leaching ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In physical terms, Schmidt number means Thermal diffusivity/mass diffusivity Momentum diffusivity/mass diffusivity Thermal diffusivity/momentum diffusivity Mass diffusivity/thermal diffusivity Thermal diffusivity/mass diffusivity Momentum diffusivity/mass diffusivity Thermal diffusivity/momentum diffusivity Mass diffusivity/thermal diffusivity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Most important factor to be considered in the selection of packings for absorbers is the __________ of packing. Cost Durability Size Porosity Cost Durability Size Porosity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In distillation column design, the McCabe-Thiele procedure is inadequate and a Ponchan-Savarit procedure is needed, when Saturated feed is not used An azeotrope forms The latent heat of vaporisation of the more and less volatile components are greatly different A total condenser is used Saturated feed is not used An azeotrope forms The latent heat of vaporisation of the more and less volatile components are greatly different A total condenser is used ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For the air water system under ambient conditions, the adiabatic saturation temperature and the wet bulb temperature are nearly equal, because Lewis number is close to unity Water has a high latent heat of evaporation Solubility of the components of air in water is very small They are always equal under all circumstances Lewis number is close to unity Water has a high latent heat of evaporation Solubility of the components of air in water is very small They are always equal under all circumstances ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The individual mass transfer co-efficients (moles/m² . s) for absorption of a solute from a gas mixture into a liquid solvent are, KL = 4.5 and KG = 1.5. The slope of the equilibrium line is 3. Which of the following resistance (s) is (are) controlling ? Gas side Interfacial Liquid side Both liquid and gas side Gas side Interfacial Liquid side Both liquid and gas side ANSWER DOWNLOAD EXAMIANS APP
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