Mass Transfer Mechanism of moisture removal in case of freeze drying of food stuff is by Dehydration Adsorption Evaporation Sublimation Dehydration Adsorption Evaporation Sublimation ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The interfacial area per unit volume of dispersion, in a gas-liquid contactor, for fractional hold up of gas = 0.1 and gas bubble diameter = 0.5 mm is given by (in m²/m³) 50 1000 100 500 50 1000 100 500 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer H₂S present in naphtha reformed gas is removed by absorbing with HCl Vacuum gas oil Ethanolamine K₂CO₃ HCl Vacuum gas oil Ethanolamine K₂CO₃ ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer A natural draft cooling tower is filled with wooden grids, which covers about __________ percent of the tower height. 70-80 90-100 44119 30-40 70-80 90-100 44119 30-40 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In rectifying section of a continuous distillation column, the Vapour is enriched with low boilers Liquid is stripped of high boilers Vapour is enriched with high boilers None of these Vapour is enriched with low boilers Liquid is stripped of high boilers Vapour is enriched with high boilers None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Can the efficiency of a plate in the distillation tower be greater than 100%? Yes Normally not; but is possible if infinite number of plates are put Yes ; if the reflux ratio is maximum Never Yes Normally not; but is possible if infinite number of plates are put Yes ; if the reflux ratio is maximum Never ANSWER DOWNLOAD EXAMIANS APP
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