Mass Transfer Molecular diffusivity of a liquid Is independent of temperature Increases with temperature Decreases with temperature May increase or decrease with temperature Is independent of temperature Increases with temperature Decreases with temperature May increase or decrease with temperature ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If the overall efficiency and Murphree plate efficiency are equal, then both the equilibrium and operating lines are Neither A nor B Parallel Straight Both A & B Neither A nor B Parallel Straight Both A & B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer As the reflux ratio decreases, the Number of plates increases None of these Column diameter increases Separation becomes more efficient Number of plates increases None of these Column diameter increases Separation becomes more efficient ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The ratio of Murphree plate efficiency to point efficiency is 1 in a __________ flow model. None of the listed here Both plug & perfectly mixed Plug Perfectly mixed None of the listed here Both plug & perfectly mixed Plug Perfectly mixed ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer To increase the absorption factor, (where, G = gas flow rate, S = solvent flow rate) Increase 'S' and decrease 'G' Increase both 'G' and 'S' Increase 'G' and decrease 'S' Decrease both 'G' and 'S' Increase 'S' and decrease 'G' Increase both 'G' and 'S' Increase 'G' and decrease 'S' Decrease both 'G' and 'S' ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Prandtl number for water at 20°C is about 0.7 150 70 7 0.7 150 70 7 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS