Mass Transfer Channelling is most severe In towers packed randomly with crushed solids In towers packed with stacked packing In dumped packing of regular units At very high liquid flow rate In towers packed randomly with crushed solids In towers packed with stacked packing In dumped packing of regular units At very high liquid flow rate ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following mixtures does not form an azeotrope at atmosheric pressure? Methyl alcohol-acetone Butyl acetate-water None of these Water-alcohol Methyl alcohol-acetone Butyl acetate-water None of these Water-alcohol ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in temperature, the leaching rate increases due to Neither A nor B Both A & B Decreased liquid viscosity Increased diffusivity Neither A nor B Both A & B Decreased liquid viscosity Increased diffusivity 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 The fraction vaporised but not the product composition The product composition as well as the fraction vaporised Neither the product composition nor the fraction vaporised The product composition but not the fraction vaporised The fraction vaporised but not the product composition The product composition as well as the fraction vaporised Neither the product composition nor the fraction vaporised The product composition but not the fraction vaporised ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of cooling towers, the ratio of the rates of heat and mass transfer is indicated by the __________ number. Sherwood Lewis None of these Grashoff Sherwood Lewis None of these Grashoff 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 decrease in wet bulb temperature And dehumidified with increase in wet bulb temperature And humidified At the same relative humidity And dehumidified with decrease in wet bulb temperature And dehumidified with increase in wet bulb temperature ANSWER DOWNLOAD EXAMIANS APP