Mass Transfer The McCabe Δ L law states that the Linear crystal growth rate depends on the crystal size Linear crystal growth rate does not depend on the crystal size Linear crystal growth rate depends on the degree of supersaturation Molar heats of vaporisation of components are nearly equal Linear crystal growth rate depends on the crystal size Linear crystal growth rate does not depend on the crystal size Linear crystal growth rate depends on the degree of supersaturation Molar heats of vaporisation of components are nearly equal ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer An air-water vapour mixture has a dry bulb temperature of 60°C and a dew point temperature of 40°C. The total pressure is 101.3 kPa and the vapour pressure of water at 40°C and 60°C are 7.30 kPa and 19.91 kPa respectively.The humidity of air sample expressed as kg of water vapour/kg of dry air is 0.122 0.079 0.048 0.152 0.122 0.079 0.048 0.152 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer McCabe-Thiele method Uses weight fractions to express liquid and vapour composition Uses molal units for material and energy balance Is more accurate than Ponchan-Savarit method Can use any type of units Uses weight fractions to express liquid and vapour composition Uses molal units for material and energy balance Is more accurate than Ponchan-Savarit method Can use any type of units ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In physical terms, Schmidt number means Thermal diffusivity/momentum diffusivity Momentum diffusivity/mass diffusivity Mass diffusivity/thermal diffusivity Thermal diffusivity/mass diffusivity Thermal diffusivity/momentum diffusivity Momentum diffusivity/mass diffusivity Mass diffusivity/thermal diffusivity Thermal diffusivity/mass diffusivity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Flights in a rotary dryer are provided to 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 Increase the residence time of the solid ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of liquids, the binary diffusivity is proportional to (where, T = temperature) √T 1/T T T² √T 1/T T T² ANSWER DOWNLOAD EXAMIANS APP
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