Mass Transfer Most important factor to be considered in the selection of packings for absorbers is the __________ of packing. Size Cost Durability Porosity Size Cost Durability Porosity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Weeping in a distillation column Provides large interfacial surface for mass transfer Increases tray efficiency Results due to very low gas velocity Results due to very high gas velocity Provides large interfacial surface for mass transfer Increases tray efficiency Results due to very low gas velocity Results due to very high gas velocity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Diameter of raschig rings used in packed tower in industry is normally around __________ inches. 12 2 8 18 12 2 8 18 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Inside the distillation column, the Driving force for the vapour flow is the pressure drop None of these Pressure increases gradually from bottom to the top of the column Liquids are not always at their bubble points Driving force for the vapour flow is the pressure drop None of these Pressure increases gradually from bottom to the top of the column Liquids are not always at their bubble points ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Bollman extractor Is a centrifugal extractor Is a static bed leaching equipment Employs only counter-current extraction Is used for extraction of oil from oilseed Is a centrifugal extractor Is a static bed leaching equipment Employs only counter-current extraction Is used for extraction of oil from oilseed ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For absorbing a sparingly soluble gas in a liquid Mass transfer co-efficient must be kept constant Gas side mass transfer co-efficient should be increased Liquid side mass transfer co-efficient should be increased Liquid side mass transfer co-efficient should be decreased Mass transfer co-efficient must be kept constant Gas side mass transfer co-efficient should be increased Liquid side mass transfer co-efficient should be increased Liquid side mass transfer co-efficient should be decreased ANSWER DOWNLOAD EXAMIANS APP