Mass Transfer Stefan's law describes the mass transfer by Bulk flow Both A & B Diffusion Neither A nor B Bulk flow Both A & B Diffusion Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Drying operation under vacuum is carried out to Increase drying temperature Dry those materials which have very high unbound mositure content Reduce drying temperature Dry materials having high bound moisture content Increase drying temperature Dry those materials which have very high unbound mositure content Reduce drying temperature Dry materials having high bound moisture content ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The interfacial area per unit volume of dispersion, in a gas-liquid contactor, for fractional hold up of gas = 0.1 and gas bubble diameter = 0.5 mm is given by (in m²/m³) 1000 100 500 50 1000 100 500 50 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If the amount of the steam used in steam distillation is increased, the temperature of distillation Depends on relative volatility Remains unchanged Increases Decreases Depends on relative volatility Remains unchanged Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In liquid extraction, if the selectivity is unity, then Amount of solvent required will be minimum Separation of the constituents is the most effective No separation will occur Solvent flow rate should be very low Amount of solvent required will be minimum Separation of the constituents is the most effective No separation will occur Solvent flow rate should be very low ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The operation involved when the soluble material is largely on the surface of an insoluble solid and is merely washed off by the solvent is called None of these Percolation Decoction Elutriation or elution None of these Percolation Decoction Elutriation or elution ANSWER DOWNLOAD EXAMIANS APP
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