Mass Transfer If Rm is the minimum reflux ratio, the optimum reflux ratio may be around __________ Rm. 2.5 to 3 1.2 to 1.5 5 3 to 4 2.5 to 3 1.2 to 1.5 5 3 to 4 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Total reflux in a distillation operation requires minimum Number of plates Condenser load Reboiler load All of these Number of plates Condenser load Reboiler load All of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The temperature to which a vapour gas mixture must be cooled (at varying humidity) to become saturated is called the __________ temperature. Dry bulb Dew point None of these Wet bulb Dry bulb Dew point None of these Wet bulb ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For the same process conditions, the reflux ratio of an unlagged distillation column Decreases in winter Increases in summer Increases in winter None of these Decreases in winter Increases in summer Increases in winter None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer When an unsaturated air-water mixture is heated at constant pressure, then The relative humidity decreases The specific humidity decreases The partial pressure of water vapour increases The relative humidity increases The relative humidity decreases The specific humidity decreases The partial pressure of water vapour increases The relative humidity increases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In McCabe-Thiele method of theoretical plate calculation for a distillation column, the operating lines of stripping and rectifying sections coincide with the diagonal at __________ reflux. Total Operating Maximum permissible Minimum Total Operating Maximum permissible Minimum ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS