Mass Transfer For turbulent mass transfer in pipes, the Sherwood number depends on the Reynolds number as Re0.33 Re Re0.53 Re0.83 Re0.33 Re Re0.53 Re0.83 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer When an unsaturated air-water mixture is heated at constant pressure, then The relative humidity decreases The specific humidity decreases The partial pressure of water vapour increases The relative humidity increases The relative humidity decreases The specific humidity decreases The partial pressure of water vapour increases The relative humidity increases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer A coalescer in a mixer-settler liquid-liquid extraction coloumn All of these Helps in increasing the bubble size entering the settler Comprises of thin bed of substances of extended surface having high porosity Helps in increasing the settling rate of the bubbles All of these Helps in increasing the bubble size entering the settler Comprises of thin bed of substances of extended surface having high porosity Helps in increasing the settling rate of the bubbles ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Very tall packed towers are divided into series of beds to Reduce liquid hold-up Avoid flooding Reduce the overall pressure drop Avoid channelling Reduce liquid hold-up Avoid flooding Reduce the overall pressure drop Avoid channelling ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in solvent rate, the number of transfer units, NtoG, for a fixed degree of absorption from a fixed amount of gas Decreases linearly Increases Remains same Decreases Decreases linearly Increases Remains same Decreases 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
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