Mass Transfer The diffusivity (D) in a binary gas mixture is related to the pressure (P) as D ∝ 1/P1.5 D ∝ 1/P D ∝ 1/P0.5 D ∝ P0.5 D ∝ 1/P1.5 D ∝ 1/P D ∝ 1/P0.5 D ∝ P0.5 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer An air-water vapour mixture has a dry bulb temperature of 60°C and a dew point temperature of 40°C. The total pressure is 101.3 kPa and the vapour pressure of water at 40°C and 60°C are 7.30 kPa and 19.91 kPa respectively.The humidity of air sample expressed as kg of water vapour/kg of dry air is 0.152 0.122 0.048 0.079 0.152 0.122 0.048 0.079 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Sticky material can be dried in a __________ dryer. Fluidised bed Rotary Tray None of these Fluidised bed Rotary Tray None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Plate efficiency Increases due to liquid entrainment Is a function of the mass transfer between liquid and vapour Increases due to foaming Increases due to weeping and dumping of liquid Increases due to liquid entrainment Is a function of the mass transfer between liquid and vapour Increases due to foaming Increases due to weeping and dumping of liquid ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The commonly used solvent in supercritical extraction is Water Carbon tetrachloride Methyl ethyl ketone Carbon dioxide Water Carbon tetrachloride Methyl ethyl ketone Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Mass transfer co-efficient is directly proportional to DAB according to the __________ theory. Film Penetration Surface-renewal None of these Film Penetration Surface-renewal None of these ANSWER DOWNLOAD EXAMIANS APP