Mass Transfer The main reason for dividing a tall packed tower into series of small towers is to Avoid channeling Minimise the overall pressure drop Reduce liquid hold up Avoid flooding Avoid channeling Minimise the overall pressure drop Reduce liquid hold up Avoid flooding ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Unsaturated air (with dry and wet bulb temperatures being 35 and 25°C respectively) is passed through water spray chamber maintained at 35°C. The air will be Humidified Dehumidified Cooled Both A & B Humidified Dehumidified Cooled Both A & B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Diameter of raschig rings used in packed tower in industry is normally around __________ inches. 2 8 18 12 2 8 18 12 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If Rm is the minimum reflux ratio, the optimum reflux ratio may be around __________ Rm. 5 2.5 to 3 1.2 to 1.5 3 to 4 5 2.5 to 3 1.2 to 1.5 3 to 4 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Mass transfer co-efficient of liquid is None of these Not affected by the temperature Affected much less by temperature than that for gases Affected more by temperature than that for gases None of these Not affected by the temperature Affected much less by temperature than that for gases Affected more by temperature than that for gases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The reciprocal of stripping factor is termed as Absorption factor Relative volatility Murphree efficiency Selectivity index Absorption factor Relative volatility Murphree efficiency Selectivity index ANSWER DOWNLOAD EXAMIANS APP