Mass Transfer __________ column is preferred to be used, when a high liquid hold up is required in a reactor for gas-liquid reaction. Spray Packed Bubble Tray Spray Packed Bubble Tray ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The temperature to which a vapour gas mixture must be cooled (at varying humidity) to become saturated is called the __________ temperature. Dew point Wet bulb Dry bulb None of these Dew point Wet bulb Dry bulb None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer A liquid mixture contains 30% o-xylene, 60% p-xylene and 10%. m-xylene (all percentages in w/w). Which of the following statements would be true in respect of this mixture? The mixture exhibits an azeotrope at 101.3 kPa The composition of the mixture, in percent by volume is: o-xylene 30, p-xylene 60. and m-xylene 10 The mixture contain optical isomers The composition of the mixture in mole percent is: o-xylene 30, p-xylene 60 and m-xyoene 10 The mixture exhibits an azeotrope at 101.3 kPa The composition of the mixture, in percent by volume is: o-xylene 30, p-xylene 60. and m-xylene 10 The mixture contain optical isomers The composition of the mixture in mole percent is: o-xylene 30, p-xylene 60 and m-xyoene 10 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 > 8:1 > 4 :1 < 8 : 1 < 6:1 > 8:1 > 4 :1 < 8 : 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of these columns incurs the lowest pressure drop? Packed column (with stacked packing) Pulse column Bubble plate column Packed column (with dumped packing) Packed column (with stacked packing) Pulse column Bubble plate column Packed column (with dumped packing) ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Stacked packing compared to dumped packing Provides poorer contact between the fluids Gives higher pressure drop Gives lower pressure drop Both A & B Provides poorer contact between the fluids Gives higher pressure drop Gives lower pressure drop Both A & B ANSWER DOWNLOAD EXAMIANS APP
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