Mass Transfer Mass transfer rate between two fluid phases does not necessarily depend on the __________ of the two phases. Interfacial area Degree of turbulence Physical properties Chemical properties Interfacial area Degree of turbulence Physical properties Chemical properties ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In extraction, as the temperature increases, the area of hetrogeneity (area covered by binodal curve) Remains unchanged None of these Decreases Increases Remains unchanged None of these Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer When an unsaturated air-water mixture is heated at constant pressure, then The partial pressure of water vapour increases The relative humidity increases The specific humidity decreases The relative humidity decreases The partial pressure of water vapour increases The relative humidity increases The specific humidity decreases The relative humidity decreases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Drift in a cooling tower is Desirable All of these The water entrained by the circulating air Dependent on the water lost by evaporation Desirable All of these The water entrained by the circulating air Dependent on the water lost by evaporation ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of absorption with exothermic reaction, for fluids having Pr = Sc = 1; total mass, momentum and thermal diffusivity will be the same Pr = Sc ; there won Both A & B Pr = Sc; percentage change in heat and mass transfer flux will be the same for a given change in the degree of turbulence Pr = Sc = 1; total mass, momentum and thermal diffusivity will be the same Pr = Sc ; there won Both A & B Pr = Sc; percentage change in heat and mass transfer flux will be the same for a given change in the degree of turbulence 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 mixture exhibits an azeotrope at 101.3 kPa The composition of the mixture, in percent by volume is: o-xylene 30, p-xylene 60. and m-xylene 10 The composition of the mixture in mole percent is: o-xylene 30, p-xylene 60 and m-xyoene 10 The mixture contain optical isomers The mixture exhibits an azeotrope at 101.3 kPa The composition of the mixture, in percent by volume is: o-xylene 30, p-xylene 60. and m-xylene 10 The composition of the mixture in mole percent is: o-xylene 30, p-xylene 60 and m-xyoene 10 The mixture contain optical isomers ANSWER DOWNLOAD EXAMIANS APP
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