Mass Transfer Rate of leaching increases with increasing Size of the solid Temperature Viscosity of solvent Pressure Size of the solid Temperature Viscosity of solvent Pressure ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Diffusion co-efficient generally depends upon the temperature, pressure & the nature of the components of the system. Its dimension is not the same as that of the Mass transfer co-efficient Thermal diffusivity Volumetric diffusivity Kinematic viscosity Mass transfer co-efficient Thermal diffusivity Volumetric diffusivity Kinematic viscosity 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) Reboiler load is the same in both the cases but condenser load is higher in case (ii) Condenser and reboiler loads are the same in both the cases 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) Reboiler load is the same in both the cases but condenser load is higher in case (ii) Condenser and reboiler loads are the same in both the cases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Leaching of uranium ore and gold ore is done in Centrifugal extractor Bollman extractor Pachuka tanks None of these Centrifugal extractor Bollman extractor Pachuka tanks None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of gases, the binary diffusivity is proportional to (where, P = pressure) 1/P 1/√P √P P 1/P 1/√P √P P ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following is an undesirable property in a tower packing? Low weight per unit volume Large weight of liquid retained Large surface per unit volume Large free cross-section Low weight per unit volume Large weight of liquid retained Large surface per unit volume Large free cross-section ANSWER DOWNLOAD EXAMIANS APP