Mass Transfer Plate towers are preferred to packed towers, when large temperature changes are involved, because of the reason that the Packing may be crushed due to thermal expansion/contraction of the components of the equipments Pressure drop in the equipment will be very high Viscosity variation of the fluids may cause channeling/flooding None of these Packing may be crushed due to thermal expansion/contraction of the components of the equipments Pressure drop in the equipment will be very high Viscosity variation of the fluids may cause channeling/flooding None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following adsorbant is used in the refinning of sugar? Bone charcoal Wood charcoal Silica gel Activated clay Bone charcoal Wood charcoal Silica gel Activated clay ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Packed column distillation is limited to the column __________ metres. Both A & B Height < 6 Neither A nor B Diameter < 0.6 Both A & B Height < 6 Neither A nor B Diameter < 0.6 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer High pressure at the bottom of a distillation tower handling heat sensitive materials results in Very efficient operation Thermal decomposition of bottoms Erosion of the tower Increased relative volatility Very efficient operation Thermal decomposition of bottoms Erosion of the tower Increased relative volatility ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer At the same gas flow rate, the pressure drop in a packed tower being irrigated with liquid __________ that in dry packed tower. Is same as Cannot be predicted as data are insufficient Is lower than Is greater than Is same as Cannot be predicted as data are insufficient Is lower than Is greater than ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In the absorption of ammonia in water, the main resistance to absorption is by the __________ phase. Gas Liquid Neither A nor B Both A & B Gas Liquid Neither A nor B Both A & B ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS