Mass Transfer In the layout plan for a vacuum distillation unit, operating at 60 mm Hg, supported by a barometric condenser, the appropriate place for the location of vacuum drum for collecting the distillate will be 10 metres above ground At ground level 2 metres above the ground 5 metres above ground 10 metres above ground At ground level 2 metres above the ground 5 metres above ground ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The diffusivity (D) in a binary gas mixture is related to the temperature (T) as D ∝ T0.5 D ∝ T D ∝ T1.5 D ∝ T2 D ∝ T0.5 D ∝ T D ∝ T1.5 D ∝ T2 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 0.079 0.048 0.122 0.152 0.079 0.048 0.122 0.152 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer To remove all the moisture from a wet solid it requires exposure to __________ air. Highly humid None of these High temperature Perfectly dry Highly humid None of these High temperature Perfectly dry ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Weight of 1 m³ of humid air as compared to 1 m³ of dry air, under the same conditions, is Same More Less Unpredictable Same More Less Unpredictable ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Solvent used in extractive distillation Does not alter the relative volatility of the original components Forms a high boiling azeotrope Is of low volatility Forms a low boiling azeotrope Does not alter the relative volatility of the original components Forms a high boiling azeotrope Is of low volatility Forms a low boiling azeotrope ANSWER DOWNLOAD EXAMIANS APP