Mass Transfer According to the film theory of mass transfer, the mass transfer co-efficient is proportional to (where, D = molecular diffusivity) D2 D0.5 D 1/D D2 D0.5 D 1/D ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of unsaturated air Wet bulb temperature < dry bulb temperature Both of the options given here None of the listed here Dew point < wet bulb temperature Wet bulb temperature < dry bulb temperature Both of the options given here None of the listed here Dew point < wet bulb temperature ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of these columns incurs the lowest pressure drop? Pulse column Bubble plate column Packed column (with stacked packing) Packed column (with dumped packing) Pulse column Bubble plate column Packed column (with stacked packing) Packed column (with dumped packing) ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Fenske equation determines the Maximum number of ideal plates Height of the distillation column Minimum number of theoretical plates Optimum reflux ratio Maximum number of ideal plates Height of the distillation column Minimum number of theoretical plates Optimum reflux ratio ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer When the temperature and humidity of air is low, we usually use __________ draft cooling tower. Forced Natural None of these Induced Forced Natural None of these Induced ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Sodium bicarbonate is produced during soda ash manufacture using a __________ tower. Baffle None of these Packed Plate Baffle None of these Packed Plate ANSWER DOWNLOAD EXAMIANS APP