Mass Transfer Berl saddle made of carbon cannot be used for H₂SO₄ SO₂ Oxidising atmosphere Alkalis H₂SO₄ SO₂ Oxidising atmosphere Alkalis ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The value of Lewis number (Le = Sc/Pr) for air-water vapour system is around 1 600 3.97 0.24 1 600 3.97 0.24 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Lewis number, which is important in problems involving simultaneous heat and mass transfer, is the ratio of Mass diffusivity to momentum diffusivity Momentum diffusivity to thermal diffusivity None of these Thermal diffusivity to mass diffusivity Mass diffusivity to momentum diffusivity Momentum diffusivity to thermal diffusivity None of these Thermal diffusivity to mass diffusivity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Perforated plate towers are unique for solvent extraction because, they provide Higher contact area Better contact of the phase Repeated coalescence & redispersion of the drop phase None of these Higher contact area Better contact of the phase Repeated coalescence & redispersion of the drop phase None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of physical adsorption, the difference between heat of adsorption and heat of normal condensation is Called integral heat of adsorption Equal to the heat of formation of surface compound Equal to the heat of wetting Zero Called integral heat of adsorption Equal to the heat of formation of surface compound Equal to the heat of wetting Zero ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Separation of a mixture of two gases by absorption in the liquid solvent depends upon the difference in their Density Relative volatility Solubility Viscosity Density Relative volatility Solubility Viscosity ANSWER DOWNLOAD EXAMIANS APP
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