Mass Transfer In a packed bed absorption column, the channelling will be noted by the None of these Sharp rise in pressure drop Sharp drop in pressure drop Increase in flow rate None of these Sharp rise in pressure drop Sharp drop in pressure drop Increase in flow rate ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Priming in a distillation column Is desirable from point efficiency consideration Results from very low gas velocity Is characterised by the presence of foam throughout the space between trays Reduces the overall pressure drop Is desirable from point efficiency consideration Results from very low gas velocity Is characterised by the presence of foam throughout the space between trays Reduces the overall pressure drop ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The relative saturation of an unsaturated mixture of gas and vapor is independent of the Nature of the vapor None of these Composition of the mixture Temperature of the mixture Nature of the vapor None of these Composition of the mixture Temperature of the mixture ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The individual mass transfer co-efficients (moles/m² . s) for absorption of a solute from a gas mixture into a liquid solvent are, KL = 4.5 and KG = 1.5. The slope of the equilibrium line is 3. Which of the following resistance (s) is (are) controlling ? Interfacial Gas side Liquid side Both liquid and gas side Interfacial Gas side Liquid side Both liquid and gas side ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer As the reflux ratio decreases, the Separation becomes more efficient Number of plates increases Column diameter increases None of these Separation becomes more efficient Number of plates increases Column diameter increases None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer At a fixed pressure, the humidity depends upon the partial pressure of vapor in the mixture. Humidity of a vapour free gas is __________ percent. 100 50 Between 0 and 100 100 50 Between 0 and 100 ANSWER DOWNLOAD EXAMIANS APP