Mass Transfer Binary distillation involves the mass transfer by __________ at the gas-liquid interface. Unidirectional diffusion from gas to liquid phase A counter diffusion at an almost equal molar rate Unidirectional diffusion from liquid to gas phase Either A or B Unidirectional diffusion from gas to liquid phase A counter diffusion at an almost equal molar rate Unidirectional diffusion from liquid to gas phase Either A or B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Humidification involves mass transfer between a pure liquid phase and a fixed gas, which is Non-ideal in nature Insoluble in the liquid At a fixed temperature Soluble in the liquid Non-ideal in nature Insoluble in the liquid At a fixed temperature Soluble in the liquid ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In a packed tower, the value of HETP equals HTUOG, when the equilibrium and the operating lines are (where, HETP = height equivalant to a theoretical plate HTUOG = overall gas phase height of a transfer unit) Parallel Both A & B Neither A nor B Straight Parallel Both A & B Neither A nor B Straight ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In a packed bed absorption column, the channelling will be noted by the Increase in flow rate Sharp drop in pressure drop None of these Sharp rise in pressure drop Increase in flow rate Sharp drop in pressure drop None of these Sharp rise in pressure drop ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For the air water system under ambient conditions, the adiabatic saturation temperature and the wet bulb temperature are nearly equal, because Water has a high latent heat of evaporation Solubility of the components of air in water is very small Lewis number is close to unity They are always equal under all circumstances Water has a high latent heat of evaporation Solubility of the components of air in water is very small Lewis number is close to unity They are always equal under all circumstances ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following mixtures does not form an azeotrope at atmosheric pressure? None of these Water-alcohol Butyl acetate-water Methyl alcohol-acetone None of these Water-alcohol Butyl acetate-water Methyl alcohol-acetone ANSWER DOWNLOAD EXAMIANS APP