Mass Transfer When the feed to a distillation column is a saturated liquid, slope of the feed line is None of these Unity Zero Infinity None of these Unity Zero Infinity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Entrainer used in azeotropic distillation should Form a new azeotrope of low relative volatility with one of the constituents of the mixture Have high viscosity to provide high tray efficiency Form a low boiling azeotrope with one of the constituents of the mixture Have high latent heat of vaporisation Form a new azeotrope of low relative volatility with one of the constituents of the mixture Have high viscosity to provide high tray efficiency Form a low boiling azeotrope with one of the constituents of the mixture Have high latent heat of vaporisation ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For a binary mixture with low relative volatility, continuous rectification to get pure products will require Small cross-section column Less number of trays Low reflux ratio High reflux ratio Small cross-section column Less number of trays Low reflux ratio High reflux ratio ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The value of Lewis number (Le = Sc/Pr) for air-water vapour system is around 3.97 600 0.24 1 3.97 600 0.24 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The rate of mass transfer is not dependent upon the None of these Both A & B Interfacial surface exposed between the phases Degree of dispersion of one fluid in the other None of these Both A & B Interfacial surface exposed between the phases Degree of dispersion of one fluid in the other ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in absolute humidity, the dew point of an unsaturated mixture of air and water vapor (at constant pressure and temperature) Decreases linearly Increases Decreases Remains unchanged Decreases linearly Increases Decreases Remains unchanged ANSWER DOWNLOAD EXAMIANS APP
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