Mass Transfer Which one of the following devices is not used for both the absorption as well as the liquid-liquid extraction processes? Plate towers Wetted wall columns Packed towers Spray towers Plate towers Wetted wall columns Packed towers Spray towers ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In a packed absorption tower, if the equilibrium and operating lines are both straight lines, then the ratio, HETP/HTUOG __________ the absorption factor. Is one at unity value of Increases with increase in Neither A nor B Both A and B Is one at unity value of Increases with increase in Neither A nor B Both A and B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Can a cooling tower cool water below the wet bulb temperature of inlet air? Yes No Yes ; but height of cooling tower will be prohibitively high Yes ; but the air flow rate should be excessively high Yes No Yes ; but height of cooling tower will be prohibitively high Yes ; but the air flow rate should be excessively high ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Moisture content of a substance when at equilibrium with a given partial pressure of the vapour is called the __________ moisture. Unbound Free Bound Equilibrium Unbound Free Bound Equilibrium ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The recovery of pencillin from the acidified fermentation broth is done by Liquid extraction Absorption Evaporation Distillation Liquid extraction Absorption Evaporation Distillation ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In McCabe-Thiele method of theoretical plate calculation for a distillation column, the operating lines of stripping and rectifying sections coincide with the diagonal at __________ reflux. Operating Total Minimum Maximum permissible Operating Total Minimum Maximum permissible ANSWER DOWNLOAD EXAMIANS APP