Mass Transfer According to the film theory of mass transfer, the mass transfer co-efficient is proportional to (where, D = molecular diffusivity) D D2 D0.5 1/D D D2 D0.5 1/D ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following employs an accessory known as 'drift eliminator' ? Rotary dryer Mechanical draft cooling tower Multiple effect evaporator Rotating disc contactor Rotary dryer Mechanical draft cooling tower Multiple effect evaporator Rotating disc contactor ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For a binary mixture with low relative volatility, An azeotrope may be formed during distillation Use molecular distillation Use high pressure distillation Use steam distillation An azeotrope may be formed during distillation Use molecular distillation Use high pressure distillation Use steam distillation 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 Use of raschig rings in place of crushed stones as packing in packed beds (other things being same) Decreases pressure drop, decreases surface area Decreases pressure drop, increases surface area Increases pressure drop, increases surface area Increases pressure drop, decreases surface area Decreases pressure drop, decreases surface area Decreases pressure drop, increases surface area Increases pressure drop, increases surface area Increases pressure drop, decreases surface area ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Absorption accompanied with chemical reaction is exemplified by the absorption of Benzol present in coke oven gas by wash oil SO₂ in alkaline solution All of these Ammonia in water Benzol present in coke oven gas by wash oil SO₂ in alkaline solution All of these Ammonia in water ANSWER DOWNLOAD EXAMIANS APP