Mass Transfer In case of constant underflow extraction operation, the __________ at all solute concentration. Neither A nor B Both A & B Solids are drained to the same extent Ratio of the insoluble to solution is constant Neither A nor B Both A & B Solids are drained to the same extent Ratio of the insoluble to solution is constant ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Binary distillation involves the mass transfer by __________ at the gas-liquid interface. A counter diffusion at an almost equal molar rate Unidirectional diffusion from liquid to gas phase Unidirectional diffusion from gas to liquid phase Either A or B A counter diffusion at an almost equal molar rate Unidirectional diffusion from liquid to gas phase Unidirectional diffusion from gas to liquid phase Either A or B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer A natural draft cooling tower is filled with wooden grids, which covers about __________ percent of the tower height. 90-100 30-40 70-80 44119 90-100 30-40 70-80 44119 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The temperature of water cooled in cooling tower is always __________ temperature of entering air. Equal to the wet bulb Equal to the dry bulb Less than the wet bulb More than the wet bulb Equal to the wet bulb Equal to the dry bulb Less than the wet bulb More than the wet bulb ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer When adsorption hysteresis is observed, the desorption equilibrium pressure is __________ that obtained by adsorption. Always lower than Dependent on the system; can be either lower or higher than Always higher than Same as Always lower than Dependent on the system; can be either lower or higher than Always higher than Same as ANSWER DOWNLOAD EXAMIANS APP