Mass Transfer The value of Lewis number (Le = Sc/Pr) for air-water vapour system is around 600 0.24 1 3.97 600 0.24 1 3.97 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following is the most suitable for extraction in a system having very low density difference? Mixer-settler extractor Packed extraction tower Pulsed extractor Centrifugal extractor Mixer-settler extractor Packed extraction tower Pulsed extractor Centrifugal extractor ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In a forced draft cooling tower, water is cooled from 95 to 80°F by exposure to air with a wet bulb temperature of 70°F. In this case, the Both A & B Range is 15°F Neither A nor B Approach is 10°F Both A & B Range is 15°F Neither A nor B Approach is 10°F ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Ammonia present in the coke oven gas is removed by washing with Dilute HCl Ethanolamine Caustic solution Dilute ammoniacal liquor Dilute HCl Ethanolamine Caustic solution Dilute ammoniacal liquor ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Relative volatility varies with the concentration of component for an ideal solution. The relative volatity of a binary mixture may be defined as the ratio of vapor pressure of component 'A' to that of component 'B', when Vapor phase obeys Dalton's law and liquid phase obeys Raoult's law Liquid phase obeys Dalton's law and vapor phase obeys Raoult's law Only vapor phase follows Raoult's law Only liquid phase obeys Dalton's law Vapor phase obeys Dalton's law and liquid phase obeys Raoult's law Liquid phase obeys Dalton's law and vapor phase obeys Raoult's law Only vapor phase follows Raoult's law Only liquid phase obeys Dalton's law ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The ratio of Murphree plate efficiency to point efficiency is always > 1 in a __________ flow model. Plug Perfectly mixed None of the listed here Both plug & perfectly mixed Plug Perfectly mixed None of the listed here Both plug & perfectly mixed ANSWER DOWNLOAD EXAMIANS APP