Mass Transfer Weight of 1 m³ of humid air as compared to 1 m³ of dry air, under the same conditions, is Less Unpredictable Same More Less Unpredictable Same More ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Chemisorption compared to physical absorption has 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 None of these 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 Decoction Percolation None of these Elutriation or elution Decoction Percolation None of these Elutriation or elution ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Pick out the system with maximum boiling azeotrope at 1 atm. Benzene-ethyl alcohol Ethyl alcohol-water None of these Acetone chloroform Benzene-ethyl alcohol Ethyl alcohol-water None of these Acetone chloroform ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of non-ideal gases and liquids, the molal diffusivity Varies directly as the pressure Is equal to the volumetric diffusivity Varies inversely as the pressure Is independent of pressure Varies directly as the pressure Is equal to the volumetric diffusivity Varies inversely as the pressure Is independent of pressure ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The Reynolds number of the liquid was increased 100 fold for a laminar falling film used for gas-liquid contacting. Assuming penetrating theory is applicable, the fold increase in the mass transfer co-efficient (Kc) for the same sytem is 100 1 5 10 100 1 5 10 ANSWER DOWNLOAD EXAMIANS APP
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