Mass Transfer The value of Lewis number (Le = Sc/Pr) for air-water vapour system is around 600 3.97 1 0.24 600 3.97 1 0.24 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer A distillation column with N plates is being operated under normal conditions. At some point of time, the operation is shifted to total reflux condition (i.e., no product and residue are being withdrawn and feed to the column is stopped). At the new steady state, Composition of vapors and that of liquid do not vary throughout the column The top and bottom compositions are unchanged with and without total reflux The top and bottom compositions correspond to the maximum enrichment available Reboiler load and condenser load are minimum Composition of vapors and that of liquid do not vary throughout the column The top and bottom compositions are unchanged with and without total reflux The top and bottom compositions correspond to the maximum enrichment available Reboiler load and condenser load are minimum ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following adsorbant is used in the refinning of sugar? Silica gel Wood charcoal Activated clay Bone charcoal Silica gel Wood charcoal Activated clay Bone charcoal ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of gases, the binary diffusivity is proportional to (where, P = pressure) 1/√P √P P 1/P 1/√P √P P 1/P ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Flooding results in Good contact between the fluids High tray efficiency Low tray efficiency High gas velocity Good contact between the fluids High tray efficiency Low tray efficiency High gas velocity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Moisture content of a substance when at equilibrium with a given partial pressure of the vapour is called the __________ moisture. Equilibrium Unbound Bound Free Equilibrium Unbound Bound Free ANSWER DOWNLOAD EXAMIANS APP
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