Mass Transfer In a binary system, separation is very efficient, when the relative volatility is < 1 > 1 0.5 1 < 1 > 1 0.5 1 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' Decrease both 'G' and 'S' Increase both 'G' and 'S' Increase 'G' and decrease 'S' Increase 'S' and decrease 'G' Decrease both 'G' and 'S' Increase both 'G' and 'S' Increase 'G' and decrease 'S' ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer As the reflux ratio in a distillation coloumn is increased from the minimum, the Slope of the operating line in stripping section decreases Liquid flow increases while the vapor flow decreases for a system Total cost first decreases and then increases Number of plates decreases very slowly first and then more and more rapidly Slope of the operating line in stripping section decreases Liquid flow increases while the vapor flow decreases for a system Total cost first decreases and then increases Number of plates decreases very slowly first and then more and more rapidly ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of gases, the binary diffusivity is proportional to (where, P = pressure) 1/P √P 1/√P P 1/P √P 1/√P P ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer During constant rate drying period, vaporisation rate per unit drying surface area Does not affect the moisture content of the wet solid Decreases with time Increases with time Does not change with time Does not affect the moisture content of the wet solid Decreases with time Increases with time Does not change with time ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer A good solvent used for absorption should not have very high All of these Viscosity Vapor pressure Freezing point All of these Viscosity Vapor pressure Freezing point ANSWER DOWNLOAD EXAMIANS APP