Mass Transfer Leaching of uranium ore and gold ore is done in Bollman extractor Centrifugal extractor Pachuka tanks None of these Bollman extractor Centrifugal extractor Pachuka tanks None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer CO₂ can be absorbed by Alumina Cold Ca(OH)₂ Heated charcoal Hot cupric oxide Alumina Cold Ca(OH)₂ Heated charcoal Hot cupric oxide ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The film penetration model of mass transfer was enunciated by Gilliland Stefan Toor and Marchello Fick Gilliland Stefan Toor and Marchello Fick ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in temperature, the rate of extraction in leaching (solid-liquid extraction system) Remains unaffected Increases Decreases Increases Linearly Remains unaffected Increases Decreases Increases Linearly ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer At the same gas flow rate, the pressure drop in a packed tower being irrigated with liquid __________ that in dry packed tower. Is same as Cannot be predicted as data are insufficient Is lower than Is greater than Is same as Cannot be predicted as data are insufficient Is lower than Is greater than ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer H₂S is being absorbed in a gas absorber unit. The height of the transfer unit based on the overall mass transfer coefficient on the gas side is 0.4 m. The equilibrium data is given by, y = 1.5 x. The bulk concentration of H₂S has to be reduced from 0.05 to 0.001 mole fraction in the gas side. The height of the tower (in metres) corresponding to an operating line given by, y = 5x + 0.001 is 1 1.56 2 0.56 1 1.56 2 0.56 ANSWER DOWNLOAD EXAMIANS APP