Mass Transfer Surface renewal model of mass transfer was enunciated by Fick Stefan Toor and Marchello Danckwerts Fick Stefan Toor and Marchello Danckwerts ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Lewis number (Le) is Sh x Pr Sc x Pr Pr x St St x Sh Sh x Pr Sc x Pr Pr x St St x Sh ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The Schmidt number which is defined as, μ/ρ D, is the ratio of the Momentum diffusivity to the thermal diffusivity None of these Momentum diffusivity to the mass dif-fusivity Thermal diffusivity to the mass diffusivity Momentum diffusivity to the thermal diffusivity None of these Momentum diffusivity to the mass dif-fusivity Thermal diffusivity to the mass diffusivity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In extractive distillation, solvent is Of high viscosity to give high tray efficiency Present in overhead stream Added to alter the relative volatility of the mixture Of high volatility Of high viscosity to give high tray efficiency Present in overhead stream Added to alter the relative volatility of the mixture Of high volatility ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Gaseous diffusivity at atmospheric pressure is of the order of __________ cm²/second. 1 to 5 5 to 10 1 > 10 1 to 5 5 to 10 1 > 10 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer A liquid mixture contains 30% o-xylene, 60% p-xylene and 10%. m-xylene (all percentages in w/w). Which of the following statements would be true in respect of this mixture? The composition of the mixture, in percent by volume is: o-xylene 30, p-xylene 60. and m-xylene 10 The mixture contain optical isomers The mixture exhibits an azeotrope at 101.3 kPa The composition of the mixture in mole percent is: o-xylene 30, p-xylene 60 and m-xyoene 10 The composition of the mixture, in percent by volume is: o-xylene 30, p-xylene 60. and m-xylene 10 The mixture contain optical isomers The mixture exhibits an azeotrope at 101.3 kPa The composition of the mixture in mole percent is: o-xylene 30, p-xylene 60 and m-xyoene 10 ANSWER DOWNLOAD EXAMIANS APP