Mass Transfer The binary diffusivity in gases and liquids vary respectively as T3/2 and √T T and T3/2 T3/2 and T √T and T3/2 T3/2 and √T T and T3/2 T3/2 and T √T and T3/2 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Perforated plate towers are unique for solvent extraction because, they provide Better contact of the phase Repeated coalescence & redispersion of the drop phase Higher contact area None of these Better contact of the phase Repeated coalescence & redispersion of the drop phase Higher contact area None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of absorption & stripping, the interface of the liquid & gas phases are present in equilibrium, when the diffusional resistance of __________ is zero. Liquid phase Interface All of these Gas phase Liquid phase Interface All of these Gas phase ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Stefan's law describes the mass transfer by Both A & B Bulk flow Diffusion Neither A nor B Both A & B Bulk flow Diffusion Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Mass transfer co-efficient of liquid is None of these Affected more by temperature than that for gases Not affected by the temperature Affected much less by temperature than that for gases None of these Affected more by temperature than that for gases Not affected by the temperature Affected much less by temperature than that for gases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In a moderately sized packed absorption tower, channeling (which is most severe with stacked packings) can be minimised by taking the ratio of tower diameter to packing diameter < 6:1 > 4 :1 > 8:1 < 8 : 1 < 6:1 > 4 :1 > 8:1 < 8 : 1 ANSWER DOWNLOAD EXAMIANS APP
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