Mass Transfer The absorption factor is defined as (where, L = liquid flow rate, G = gas flow rate and, m = slope of the equilibrium line) G/mL LG/m L/mG ML/G G/mL LG/m L/mG ML/G ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer (NSh/NRe.NSc) is termed in mass transfer operation as the Peclet number Thermal diffusivity Momentum diffusivity Stanton number Peclet number Thermal diffusivity Momentum diffusivity Stanton number ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For the gas absorption, the height of a transfer unit, based on the gas phase is given by (G: superficial molar gas velocity, L: superficial molar liquid velocity, FG:mass transfer co-efficient, mols/m² , a: in-terfacial area per unit volume of tower) (G.a)/FG FG/(G.a) L/(FG.G) F/(FG.a) (G.a)/FG FG/(G.a) L/(FG.G) F/(FG.a) ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Fenske-Underwood equation used for calculating the minimum number of theoretical plates in distillation column is valid for Constant molal overflow Total reflux All of these Constant relative volatility Constant molal overflow Total reflux All of these Constant relative volatility 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 Solubility of the components of air in water is very small Water has a high latent heat of evaporation They are always equal under all circumstances Lewis number is close to unity Solubility of the components of air in water is very small Water has a high latent heat of evaporation They are always equal under all circumstances Lewis number is close to unity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following binary systems is an example of a maximum boiling azeotrope? None of the listed here Water-hydrochloric acid Acetone-carbon disulphide Water-ethyl alcohol None of the listed here Water-hydrochloric acid Acetone-carbon disulphide Water-ethyl alcohol ANSWER DOWNLOAD EXAMIANS APP
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