Mass Transfer Most important factor to be considered in the selection of packings for absorbers is the __________ of packing. Porosity Cost Size Durability Porosity Cost Size Durability ANSWER DOWNLOAD EXAMIANS APP
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 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 10 metres above ground At ground level ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Fenske's equation for determining the minimum number of theoretical stages in distillation column holds good, when the Multicomponent distillation is involved Mixture (to be separated) shows negative deviation from ideality Relative volatility is reasonably constant Mixture (to be separated) shows positive deviation from ideality Multicomponent distillation is involved Mixture (to be separated) shows negative deviation from ideality Relative volatility is reasonably constant Mixture (to be separated) shows positive deviation from ideality ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer McCabe-Thiele method Uses molal units for material and energy balance Can use any type of units Is more accurate than Ponchan-Savarit method Uses weight fractions to express liquid and vapour composition Uses molal units for material and energy balance Can use any type of units Is more accurate than Ponchan-Savarit method Uses weight fractions to express liquid and vapour composition ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer An alkaline solution is used to reduce the concentration of carbon dioxide in a stream from 10% to 0.1% by absorption with irreversible chemical reaction. The overall number of transfer units based on gas phase is 100 0.001 9.21 4.605 100 0.001 9.21 4.605 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The temperature of water cooled in cooling tower is always __________ temperature of entering air. Less than the wet bulb Equal to the dry bulb More than the wet bulb Equal to the wet bulb Less than the wet bulb Equal to the dry bulb More than the wet bulb Equal to the wet bulb ANSWER DOWNLOAD EXAMIANS APP