Mass Transfer Which of these columns incurs the lowest pressure drop? Bubble plate column Pulse column Packed column (with stacked packing) Packed column (with dumped packing) Bubble plate column Pulse column Packed column (with stacked packing) Packed column (with dumped packing) ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The Reynolds number of the liquid was increased 100 fold for a laminar falling film used for gas-liquid contacting. Assuming penetrating theory is applicable, the fold increase in the mass transfer co-efficient (Kc) for the same sytem is 5 100 10 1 5 100 10 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in the mass velocity of the gas, the rate of drying during the constant rate period __________ , if the conduction and radiation through the solid are negligible. Decreases Remains same Increases Increases linearly Decreases Remains same Increases Increases linearly ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following is not a batch drier? Agitated pan drier Truck drier Fluidised bed drier Vacuum shelf drier Agitated pan drier Truck drier Fluidised bed drier Vacuum shelf drier ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In McCabe-Thiele method, at infinite reflux ratio Both A & B Both the operating lines coincide with diagonal Neither A nor B The overhead product is minimum Both A & B Both the operating lines coincide with diagonal Neither A nor B The overhead product is minimum ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Perforated plate towers are unique for solvent extraction because, they provide None of these 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 ANSWER DOWNLOAD EXAMIANS APP
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