Mass Transfer Prandtl number for water at 20°C is about 70 150 7 0.7 70 150 7 0.7 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Chemisorption compared to physical absorption has None of these Lower capacity of the solvent for the solute gas Lower adsorption rate Increased utilisation of stagnant zones of the liquid phase None of these Lower capacity of the solvent for the solute gas Lower adsorption rate Increased utilisation of stagnant zones of the liquid phase ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The feed to fractionating column is changed from saturated vapour to saturated liquid. If the separation and reflux ratio remains unchanged, the number of ideal stages will Decrease Remains same Depend on saturated boiling point; may increase or decrease Increase Decrease Remains same Depend on saturated boiling point; may increase or decrease Increase ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If moisture content of solid on dry basis is X, then the same on wet basis is (X - 1)/X X/(X - 1) X/(X + 1) (X + 1)/X (X - 1)/X X/(X - 1) X/(X + 1) (X + 1)/X ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The caking of crystals can be prevented by Maintaining low critical humidity Both A and C Coating the product with inert material Maintaining high critical humidity Maintaining low critical humidity Both A and C Coating the product with inert material Maintaining high critical humidity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of __________ distillation, a solvent is added to alter the relative volatility of the mixture to be separated. Extractive Molecular Azeotropic Flash Extractive Molecular Azeotropic Flash ANSWER DOWNLOAD EXAMIANS APP
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