Mass Transfer The interfacial area per unit volume of dispersion, in a gas-liquid contactor, for fractional hold up of gas = 0.1 and gas bubble diameter = 0.5 mm is given by (in m²/m³) 50 100 500 1000 50 100 500 1000 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The Reynolds number of the liquid was increased 100 fold for a laminar falling film used for gas-liquid contacting. Assuming penetrating theory is applicable, the fold increase in the mass transfer co-efficient (Kc) for the same sytem is 1 5 10 100 1 5 10 100 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 5 metres above ground 10 metres above ground 2 metres above the ground At ground level 5 metres above ground 10 metres above ground 2 metres above the ground At ground level ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For __________ drying, the effects of velocity, temperature and humidity of the gas and the thickness of the solid are the same. Neither A nor B Constant rate Unsaturated surface Both A & B Neither A nor B Constant rate Unsaturated surface Both A & B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Large scale drying of wheat is done in a __________ dryer. Fluidised bed Tray Spouted bed Vacuum rotary Fluidised bed Tray Spouted bed Vacuum rotary ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Use of packed towers for distillation is generally limited to the Small sizes High pressure operation Vacuum distillation Multicomponent distillation Small sizes High pressure operation Vacuum distillation Multicomponent distillation ANSWER DOWNLOAD EXAMIANS APP
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