Mass Transfer The diffusivity (D) in a binary gas mixture is related to the temperature (T) as D ∝ T2 D ∝ T1.5 D ∝ T0.5 D ∝ T D ∝ T2 D ∝ T1.5 D ∝ T0.5 D ∝ T ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer At the same gas flow rate, the pressure drop in a packed tower being irrigated with liquid __________ that in dry packed tower. Is lower than Cannot be predicted as data are insufficient Is same as Is greater than Is lower than Cannot be predicted as data are insufficient Is same as Is greater than ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The wetted wall tower is used to determine Individual mass transfer co-efficient (M.T.C.) in gaseous system The overall M.T.C. of the system M.T.C. of individual components in a liquid-liquid system M.T.C. of liquid in liquid-gas system Individual mass transfer co-efficient (M.T.C.) in gaseous system The overall M.T.C. of the system M.T.C. of individual components in a liquid-liquid system M.T.C. of liquid in liquid-gas system ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer _______ number indicates the ratio of the rates of the heat and mass transfer incase of a cooling tower. Lewis Sherwood Peclet Stanton Lewis Sherwood Peclet Stanton ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Priming in a distillation column Is desirable from point efficiency consideration Reduces the overall pressure drop Results from very low gas velocity Is characterised by the presence of foam throughout the space between trays Is desirable from point efficiency consideration Reduces the overall pressure drop Results from very low gas velocity Is characterised by the presence of foam throughout the space between trays ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Stacked packing compared to dumped packing Provides poorer contact between the fluids Both A & B Gives lower pressure drop Gives higher pressure drop Provides poorer contact between the fluids Both A & B Gives lower pressure drop Gives higher pressure drop ANSWER DOWNLOAD EXAMIANS APP
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