Mass Transfer Gaseous diffusivity at atmospheric pressure is of the order of __________ cm²/second. 1 > 10 5 to 10 1 to 5 1 > 10 5 to 10 1 to 5 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In distillation, overhead product contains Only saturated liquid Only one component Two components Any number of components Only saturated liquid Only one component Two components Any number of components ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer It takes 6 hours to dry a wet solid from 50% moisture content to the critical moisture content of 15%. How much longer it will take to dry the solid to 10% moisture content, under the same drying conditions? (The equilibrium moisture content of the solid is 5%). 51 min 71 min 94 min 15 min 51 min 71 min 94 min 15 min ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following mixtures does not form an azeotrope at atmosheric pressure? Methyl alcohol-acetone Butyl acetate-water Water-alcohol None of these Methyl alcohol-acetone Butyl acetate-water Water-alcohol None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Flash distillation is Same as simple distillation Most useful for handling binary systems Same as differential distillation Used for multicomponent systems like crude refining Same as simple distillation Most useful for handling binary systems Same as differential distillation Used for multicomponent systems like crude refining ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of absorption with exothermic reaction, for fluids having Pr = Sc = 1; total mass, momentum and thermal diffusivity will be the same Both A & B Pr = Sc; percentage change in heat and mass transfer flux will be the same for a given change in the degree of turbulence Pr = Sc ; there won Pr = Sc = 1; total mass, momentum and thermal diffusivity will be the same Both A & B Pr = Sc; percentage change in heat and mass transfer flux will be the same for a given change in the degree of turbulence Pr = Sc ; there won ANSWER DOWNLOAD EXAMIANS APP
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