Mass Transfer A natural draft cooling tower is filled with wooden grids, which covers about __________ percent of the tower height. 90-100 70-80 44119 30-40 90-100 70-80 44119 30-40 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer When adsorption hysteresis is observed, the desorption equilibrium pressure is __________ that obtained by adsorption. Dependent on the system; can be either lower or higher than Always lower than Always higher than Same as Dependent on the system; can be either lower or higher than Always lower than Always higher than Same as ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer According to the film theory of mass transfer, the mass transfer co-efficient is proportional to (where, D = molecular diffusivity) D 1/D D2 D0.5 D 1/D D2 D0.5 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The reason for preferring packed towers over plate towers in distillation practice is that the packed tower operation gives High pressure drop and low hold up High pressure drop and high hold up Low pressure drop and high hold up Low pressure drop and low hold up High pressure drop and low hold up High pressure drop and high hold up Low pressure drop and high hold up Low pressure drop and low hold up ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In distillation where q is defined as the moles of liquid flow in the stripping section per mole of feed introduced, for saturated liquid feed q < 1 q > 1 q = 0 q = 1 q < 1 q > 1 q = 0 q = 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer A binary mixture of benzene and cyclohexane is separated by Ordinary distillation Solvent extraction Extractive distillation Flash vaporisation Ordinary distillation Solvent extraction Extractive distillation Flash vaporisation ANSWER DOWNLOAD EXAMIANS APP