Mass Transfer Ammonia present in the coke oven gas is removed by washing with Dilute HCl Ethanolamine Caustic solution Dilute ammoniacal liquor Dilute HCl Ethanolamine Caustic solution Dilute ammoniacal liquor ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Pressure drop through plate tower as compared to that through packed tower, for the same duty will be Equal Either A or B; depends on the packing height Less More Equal Either A or B; depends on the packing height Less More 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? Humidification only Both heating and humidification Evaporative cooling Heating only Humidification only Both heating and humidification Evaporative cooling Heating only ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in solvent rate, the number of transfer units, NtoG, for a fixed degree of absorption from a fixed amount of gas Decreases linearly Increases Decreases Remains same Decreases linearly Increases Decreases Remains same ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Entrainer used in azeotropic distillation should Form a low boiling azeotrope with one of the constituents of the mixture Form a new azeotrope of low relative volatility with one of the constituents of the mixture Have high latent heat of vaporisation Have high viscosity to provide high tray efficiency Form a low boiling azeotrope with one of the constituents of the mixture Form a new azeotrope of low relative volatility with one of the constituents of the mixture Have high latent heat of vaporisation Have high viscosity to provide high tray efficiency ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Occurrence of 'case hardening' during drying of a high moisture solid cake __________ the drying rate. Decreases Increases Does not affect Exponentially increases Decreases Increases Does not affect Exponentially increases ANSWER DOWNLOAD EXAMIANS APP