Mass Transfer Use of packed towers for distillation is generally limited to the Multicomponent distillation High pressure operation Small sizes Vacuum distillation Multicomponent distillation High pressure operation Small sizes Vacuum distillation ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following quantities need not be fixed before starting the design of a co-current absorber? Flow rate of gas None of the listed here Heat gain or loss Flow rate of entering liquid Flow rate of gas None of the listed here Heat gain or loss Flow rate of entering liquid 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 Same as Always higher than Dependent on the system; can be either lower or higher than Always lower than Same as Always higher than ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Perforated plate towers are unique for solvent extraction because, they provide Higher contact area Better contact of the phase None of these Repeated coalescence & redispersion of the drop phase Higher contact area Better contact of the phase None of these Repeated coalescence & redispersion of the drop phase ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For __________ drying, the effects of velocity, temperature and humidity of the gas and the thickness of the solid are the same. Constant rate Neither A nor B Unsaturated surface Both A & B Constant rate Neither A nor B Unsaturated surface Both A & B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The most efficient cooling tower out of the following is Forced draft Induced draft Atmospheric Natural draft Forced draft Induced draft Atmospheric Natural draft ANSWER DOWNLOAD EXAMIANS APP