Mass Transfer Perforated plate towers are unique for solvent extraction because, they provide None of these Better contact of the phase Repeated coalescence & redispersion of the drop phase Higher contact area None of these Better contact of the phase Repeated coalescence & redispersion of the drop phase Higher contact area ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Steady state temperature reached by a small amount of liquid evaporating into a large amount of unsaturated vapour-gas mixture is called the __________ temperature. Dry-bulb Wet-bulb Adiabatic saturation Dew point Dry-bulb Wet-bulb Adiabatic saturation Dew point ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In an operating distillation column, the Driving force for the vapor flow is the pressure drop, as the pressure decreases gradually from the bottom to the top of the column Highest temperature is encountered at the top of the column Vapors and liquids are at their dew point and bubble point respectively Driving force for the liquid flow is its specific weight Driving force for the vapor flow is the pressure drop, as the pressure decreases gradually from the bottom to the top of the column Highest temperature is encountered at the top of the column Vapors and liquids are at their dew point and bubble point respectively Driving force for the liquid flow is its specific weight ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For the same process conditions, the reflux ratio of an unlagged distillation column None of these Increases in summer Decreases in winter Increases in winter None of these Increases in summer Decreases in winter Increases in winter ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Percentage saturation is __________ the relative saturation. None of these Not related to Always greater than Always smaller than None of these Not related to Always greater than Always smaller than ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Tower diameter may be decreased by Increasing the liquid flow rate Increasing the vapour flow rate Using higher reflux ratio Use of increased tray spacing Increasing the liquid flow rate Increasing the vapour flow rate Using higher reflux ratio Use of increased tray spacing ANSWER DOWNLOAD EXAMIANS APP
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