Mass Transfer In extraction, as the temperature increases, the area of hetrogeneity (area covered by binodal curve) Decreases None of these Remains unchanged Increases Decreases None of these Remains unchanged Increases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The relative volatility of a binary mixture at constant temperature __________ the total pressure. None of these Decreases with increase in Increases with increase in Is independent of None of these Decreases with increase in Increases with increase in Is independent of ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Mass transfer co-efficient 'K' according to penetration theory varies with mass dif-fusivity as D1.5 D0.5 1/D D D1.5 D0.5 1/D D ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Stacked packing compared to dumped packing Both A & B Gives higher pressure drop Provides poorer contact between the fluids Gives lower pressure drop Both A & B Gives higher pressure drop Provides poorer contact between the fluids Gives lower pressure drop ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If a₁ and a₂ are the relative volatilities when the pressure in the distillation column is 1 and 2 atm respectively. Pick out the correct statement. a₁ = 2a₂ a₁ = 0.5 a₂ None of these a₁ = a₂ a₁ = 2a₂ a₁ = 0.5 a₂ None of these a₁ = a₂ ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in solvent rate, the number of transfer units, NtoG, for a fixed degree of absorption from a fixed amount of gas Remains same Decreases Decreases linearly Increases Remains same Decreases Decreases linearly Increases ANSWER DOWNLOAD EXAMIANS APP
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