Mass Transfer Lewis number, which is important in problems involving simultaneous heat and mass transfer, is the ratio of Thermal diffusivity to mass diffusivity None of these Momentum diffusivity to thermal diffusivity Mass diffusivity to momentum diffusivity Thermal diffusivity to mass diffusivity None of these Momentum diffusivity to thermal diffusivity Mass diffusivity to momentum diffusivity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Prandtl number for water at 20°C is about 150 7 70 0.7 150 7 70 0.7 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Mass transfer rate between two fluid phases does not necessarily depend on the __________ of the two phases. Physical properties Chemical properties Interfacial area Degree of turbulence Physical properties Chemical properties Interfacial area Degree of turbulence ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Inside the distillation column, the Driving force for the vapour flow is the pressure drop None of these Liquids are not always at their bubble points Pressure increases gradually from bottom to the top of the column Driving force for the vapour flow is the pressure drop None of these Liquids are not always at their bubble points Pressure increases gradually from bottom to the top of the column ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Rayleigh's equation applies to __________ distillation. Continuous Flash Steam Differential Continuous Flash Steam Differential ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In which of the following unit operations, the selectivity is an important parameter? Solvent extraction Distillation None of these Absorption Solvent extraction Distillation None of these Absorption ANSWER DOWNLOAD EXAMIANS APP
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