Mass Transfer If G = insoluble gas in gas stream and L = non-volatile solvent in liquid stream, then the slope of the operating line for the absorber is Always < 1 L/G G/L None of these Always < 1 L/G G/L None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For achieving rapid drying rate in a spray dryer, the diameter of the particles in the feed should be in the range of __________ microns (1 mm = 1000 microns). > 500 43835 200-300 22190 > 500 43835 200-300 22190 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Pick out the system with minimum boiling azeotrope at 1 atm. Benzene-toluene Hydrochloric acid-water All of these Ethyl alcohol-water Benzene-toluene Hydrochloric acid-water All of these Ethyl alcohol-water ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Plate towers are preferred to packed towers, when large temperature changes are involved, because of the reason that the Packing may be crushed due to thermal expansion/contraction of the components of the equipments Viscosity variation of the fluids may cause channeling/flooding None of these Pressure drop in the equipment will be very high Packing may be crushed due to thermal expansion/contraction of the components of the equipments Viscosity variation of the fluids may cause channeling/flooding None of these Pressure drop in the equipment will be very high ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The feed to fractionating column is changed from saturated vapour to saturated liquid. If the separation and reflux ratio remains unchanged, the number of ideal stages will Decrease Depend on saturated boiling point; may increase or decrease Remains same Increase Decrease Depend on saturated boiling point; may increase or decrease Remains same Increase ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following unit operations makes use of Thiele-Geddes equation? Multicomponent distillation Solid-liquid extraction Liquid-liquid extraction Multicomponent absorption with chemical reaction Multicomponent distillation Solid-liquid extraction Liquid-liquid extraction Multicomponent absorption with chemical reaction ANSWER DOWNLOAD EXAMIANS APP
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