Mass Transfer Liquid diffusivity is of the order of __________ cm² /second. > 1 10-5 to 10-6 0.1 0.01 > 1 10-5 to 10-6 0.1 0.01 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer At what percentage (by volume) of alcohol composition, it forms an azeotrope with water? 99 91.5 90 95 99 91.5 90 95 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of physical adsorption, the difference between heat of adsorption and heat of normal condensation is Equal to the heat of wetting Zero Equal to the heat of formation of surface compound Called integral heat of adsorption Equal to the heat of wetting Zero Equal to the heat of formation of surface compound Called integral heat of adsorption 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
Mass Transfer If Rm is the minimum reflux ratio, the optimum reflux ratio may be around __________ Rm. 5 3 to 4 2.5 to 3 1.2 to 1.5 5 3 to 4 2.5 to 3 1.2 to 1.5 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The dew point of an unsaturated gas-vapor mixture does not depend upon the __________ of the mixture. Total pressure All of these Composition Temperature Total pressure All of these Composition Temperature ANSWER DOWNLOAD EXAMIANS APP
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