Mass Transfer During constant rate period, the rate of drying decreases with the Both A & B Neither A nor B Decrease in air temperature Increase in air humidity Both A & B Neither A nor B Decrease in air temperature Increase in air humidity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Small dia distillation column can be a Any of these Packed column Bubble cap Sieve tray Any of these Packed column Bubble cap Sieve tray ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For a binary mixture with low relative volatility, continuous rectification to get pure products will require Small cross-section column Low reflux ratio High reflux ratio Less number of trays Small cross-section column Low reflux ratio High reflux ratio Less number of trays ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Plate efficiency in a distillation column is reduced due to the __________ of liquid. Weeping & dumping Entrainment All of these Foaming Weeping & dumping Entrainment All of these Foaming ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The mass diffusivity, the thermal diffusivity and the eddy momentum diffusivity are same for, NPr = NSc = __________ 1 4 3 2 1 4 3 2 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Back-trapping in a distillation column Decreases tray efficiency Is desirable, as it provides improved vapour-liquid contact Reduces pressure drop Increases tray efficiency Decreases tray efficiency Is desirable, as it provides improved vapour-liquid contact Reduces pressure drop Increases tray efficiency ANSWER DOWNLOAD EXAMIANS APP