Mass Transfer Absorption (liquid-gas system) with evolution of heat as compared to isothermal absorption results in Large minimum liquid to gas (L/G) ratio Large number of trays All of these Decreased solute solubility Large minimum liquid to gas (L/G) ratio Large number of trays All of these Decreased solute solubility ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer A pure drug is administered as a sphere and as a cube. The amount of drug is the same in the two tablets. Assuming that the shape and size do not influence the mass transfer, the ratio of rate of dissolution in water at t = 0 for the cubic to spherical tablet is 1.04 0.54 1.94 1.24 1.04 0.54 1.94 1.24 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In a distillation operation, what is the effect of the temperature of the reflux stream (given below) on the condenser and reboiler loads? Reflux conditions:(i) Reflux stream is completely liquid and is at its bubble point.(ii) Reflux stream is below its bubble point. Both condensor and reboiler loads are higher in case (ii) as compared to case (i) Condenser load is the same in both the cases but reboiler load is higher in case (ii) Condenser and reboiler loads are the same in both the cases Reboiler load is the same in both the cases but condenser load is higher in case (ii) Both condensor and reboiler loads are higher in case (ii) as compared to case (i) Condenser load is the same in both the cases but reboiler load is higher in case (ii) Condenser and reboiler loads are the same in both the cases Reboiler load is the same in both the cases but condenser load is higher in case (ii) ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Dimension of mass diffusivity is the same as that of Surface tension Kinematic viscosity Dynamic viscosity Pressure Surface tension Kinematic viscosity Dynamic viscosity Pressure ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following equipments is not used for gas dispersion? Perforated sieve tray towers Agitated vessels Bubble cap tray towers Spray towers Perforated sieve tray towers Agitated vessels Bubble cap tray towers Spray towers ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The binary diffusivity in gases and liquids vary respectively as T3/2 and √T T3/2 and T T and T3/2 √T and T3/2 T3/2 and √T T3/2 and T T and T3/2 √T and T3/2 ANSWER DOWNLOAD EXAMIANS APP
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