Mass Transfer The binary diffusivity in gases and liquids vary respectively as √T and T3/2 T3/2 and √T T and T3/2 T3/2 and T √T and T3/2 T3/2 and √T T and T3/2 T3/2 and T ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer To get high tray efficiency Gas velocity should be very low Interfacial surface between liquid and gas phase should be large Liquid entrainment should be severe Time of contact between the two phases should be less Gas velocity should be very low Interfacial surface between liquid and gas phase should be large Liquid entrainment should be severe Time of contact between the two phases should be less ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Diameter of raschig rings used in packed tower in industry is normally around __________ inches. 2 18 12 8 2 18 12 8 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If Rm is the minimum reflux ratio, the optimum reflux ratio may be around __________ Rm. 3 to 4 2.5 to 3 1.2 to 1.5 5 3 to 4 2.5 to 3 1.2 to 1.5 5 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Under conditions of flooding in packed tower, the gas pressure drop Remains constant Decreases rapidly Increases rapidly Is maximum Remains constant Decreases rapidly Increases rapidly Is maximum ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Flooding in a column results due to High temperature Low pressure drop Low velocity of the liquid High pressure drop High temperature Low pressure drop Low velocity of the liquid High pressure drop ANSWER DOWNLOAD EXAMIANS APP
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