Mass Transfer Minimum possible diameter of a packed coloumn is decided mainly by the Liquid density Liquid hold up Gas viscosity Flooding Liquid density Liquid hold up Gas viscosity Flooding ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Blowdown in a cooling tower Means discarding a small fraction of circulating water to prevent and limit the concentration of salt and impurities Is undesirable All of these Increases the scale forming tendencies of water Means discarding a small fraction of circulating water to prevent and limit the concentration of salt and impurities Is undesirable All of these Increases the scale forming tendencies of water ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Pick out the system with minimum boiling azeotrope at 1 atm. Ethyl alcohol-water Benzene-toluene All of these Hydrochloric acid-water Ethyl alcohol-water Benzene-toluene All of these Hydrochloric acid-water ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The minimum number of theoretical plates is required for achieving a given separation in distillation column with Total reflux No reflux Minimum reflux ratio Zero reflux ratio Total reflux No reflux Minimum reflux ratio Zero reflux ratio ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Air initially at 101. 3 kPa and 40°C and with a relative humidity of 50%, is cooled at constant pressure to 30°C. The cooled air has a Higher relative humidity Higher wet bulb temperature Higher absolute (specific) humidity Higher dew point Higher relative humidity Higher wet bulb temperature Higher absolute (specific) humidity Higher dew point ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer At a fixed pressure, the humidity depends upon the partial pressure of vapor in the mixture. Humidity of a vapour free gas is __________ percent. 50 Between 0 and 100 100 50 Between 0 and 100 100 ANSWER DOWNLOAD EXAMIANS APP
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