Mass Transfer If Rm is the minimum reflux ratio, the optimum reflux ratio may be around __________ Rm. 2.5 to 3 5 1.2 to 1.5 3 to 4 2.5 to 3 5 1.2 to 1.5 3 to 4 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer What is the degree of freedom of an absorption process in which only one component is transferred between phases? 4 1 3 2 4 1 3 2 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The absorption factor is defined as (where, L = liquid flow rate, G = gas flow rate and, m = slope of the equilibrium line) L/mG ML/G G/mL LG/m L/mG ML/G G/mL LG/m ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following processes is followed by unsaturated air (with dry bulb temperature 12°C and relative humidity 47%) passing through water spray washer (temperature of water being constant at 40°C? Heating only Both heating and humidification Humidification only Evaporative cooling Heating only Both heating and humidification Humidification only Evaporative cooling ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The solvent used in liquid-liquid extraction should have __________ less than one. Selectivity Distribution co-efficient Neither A nor B Both A & B Selectivity Distribution co-efficient Neither A nor B Both A & B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Unit operation involved in the prilling of urea is Drying Both B and C Evaporation Crystallisation Drying Both B and C Evaporation Crystallisation ANSWER DOWNLOAD EXAMIANS APP
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