Mass Transfer The relation, Sc = Pr = 1, is valid, when the mechanism of __________ ansfer is same. Heat, momentum and mass Heat and momentum Heat and mass Mass and momentum Heat, momentum and mass Heat and momentum Heat and mass Mass and momentum ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Steam distillation is used to separate High boiling substances from nonvolatile impurities Azeotropes Heat sensitive materials Mixtures of low relative volatility High boiling substances from nonvolatile impurities Azeotropes Heat sensitive materials Mixtures of low relative volatility ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer At constant pressure, with increase of temperature, the dew point will Increase Decrease Increase/decrease ; depends on the temperature Remain unchanged Increase Decrease Increase/decrease ; depends on the temperature Remain unchanged ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If G = insoluble gas in gas stream and L = non-volatile solvent in liquid stream, then the slope of the operating line for the absorber is L/G Always < 1 G/L None of these L/G Always < 1 G/L None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If a₁ and a₂ are the relative volatilities when the pressure in the distillation column is 1 and 2 atm respectively. Pick out the correct statement. a₁ = a₂ a₁ = 0.5 a₂ None of these a₁ = 2a₂ a₁ = a₂ a₁ = 0.5 a₂ None of these a₁ = 2a₂ ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer A natural draft cooling tower is filled with wooden grids, which covers about __________ percent of the tower height. 90-100 44119 70-80 30-40 90-100 44119 70-80 30-40 ANSWER DOWNLOAD EXAMIANS APP
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