Mass Transfer As the reflux ratio in a distillation coloumn is increased from the minimum, the Liquid flow increases while the vapor flow decreases for a system Slope of the operating line in stripping section decreases Total cost first decreases and then increases Number of plates decreases very slowly first and then more and more rapidly Liquid flow increases while the vapor flow decreases for a system Slope of the operating line in stripping section decreases Total cost first decreases and then increases Number of plates decreases very slowly first and then more and more rapidly ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in temperature, the mutual solubility of two liquids Decreases exponentially Increases Remains unchanged Decreases Decreases exponentially Increases Remains unchanged Decreases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The temperature of water cooled in cooling tower is always __________ temperature of entering air. More than the wet bulb Less than the wet bulb Equal to the dry bulb Equal to the wet bulb More than the wet bulb Less than the wet bulb Equal to the dry bulb Equal to the wet bulb ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Removal of __________ exemplifies an adsorption unit operation. Ammonia from coke oven gas None of the listed here Water from petrol Uranium from its ore Ammonia from coke oven gas None of the listed here Water from petrol Uranium from its ore ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For the flow of gases through a capillary, with increase in temperature, the permeability __________ as per Knudsen law. Either A or B; depends on the gas Increases Decreases Remains same Either A or B; depends on the gas Increases Decreases Remains same 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. Wet bulb Dry bulb Dew point None of these Wet bulb Dry bulb Dew point None of these ANSWER DOWNLOAD EXAMIANS APP