Mass Transfer Desulphurisation of petrol is done in a Bollman extractor Rotating disc extractor Plate type extraction column Packed extraction column Bollman extractor Rotating disc extractor Plate type extraction column Packed extraction column ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in pressure, the relative volatility for a binary system Remains same Increases Either A or B, depends on the system Decreases Remains same Increases Either A or B, depends on the system Decreases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Unsaturated air (with dry bulb temperature and dew point being 35°C and 18°C respectively) is passed through a water spray chamber maintained at 15°C. The air will be cooled And humidified At the same relative humidity And dehumidified with increase in wet bulb temperature And dehumidified with decrease in wet bulb temperature And humidified At the same relative humidity And dehumidified with increase in wet bulb temperature And dehumidified with decrease in wet bulb temperature ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Absorption factor is defined as (where, S₁ = slope of the operating line S₂ = slope of the equilibrium curve) S₁ - S₂ S₁ x S₂ S₂/S₁ S₁/S₂ S₁ - S₂ S₁ x S₂ S₂/S₁ S₁/S₂ ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in gas rate, the number of transfer units, NtoG, for a fixed degree of absorption by a fixed amount of solvent Decreases Increases Decreases linearly Remains unaffected Decreases Increases Decreases linearly Remains unaffected ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer One mole feed of a binary mixture of a given composition is flash vaporised at a fixed P and T. If Raoult's law is obeyed, then changing the feed composition would effect Neither the product composition nor the fraction vaporised The product composition as well as the fraction vaporised The product composition but not the fraction vaporised The fraction vaporised but not the product composition Neither the product composition nor the fraction vaporised The product composition as well as the fraction vaporised The product composition but not the fraction vaporised The fraction vaporised but not the product composition ANSWER DOWNLOAD EXAMIANS APP