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? Evaporative cooling Humidification only Heating only Both heating and humidification Evaporative cooling Humidification only Heating only Both heating and humidification ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following is used for the concentration of rubber latex? Calendria Long tube vertical evaporator Agitated film evaporator Short tube evaporator Calendria Long tube vertical evaporator Agitated film evaporator Short tube evaporator ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Absorption accompanied with chemical reaction is exemplified by the absorption of Ammonia in water All of these Benzol present in coke oven gas by wash oil SO₂ in alkaline solution Ammonia in water All of these Benzol present in coke oven gas by wash oil SO₂ in alkaline solution 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. Operating Minimum Total Maximum permissible Operating Minimum Total Maximum permissible ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Acetic acid will be most economically separated from a dilute solution of acetic acid in water by Evaporation Continuous distillation Solvent extraction Absorption Evaporation Continuous distillation Solvent extraction Absorption ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer It takes 6 hours to dry a wet solid from 50% moisture content to the critical moisture content of 15%. How much longer it will take to dry the solid to 10% moisture content, under the same drying conditions? (The equilibrium moisture content of the solid is 5%). 15 min 94 min 71 min 51 min 15 min 94 min 71 min 51 min ANSWER DOWNLOAD EXAMIANS APP
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