Mass Transfer In batch distillation with constant reflux, overhead product composition __________ with time. Increases Decreases May increase on decrease, depends on the system Does not vary Increases Decreases May increase on decrease, depends on the system Does not vary ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of liquid-liquid binary diffusion, diffusivity of one constituent into another is not dependent on the None of these Temperature and pressure Concentration Nature of the constituents None of these Temperature and pressure Concentration Nature of the constituents ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Unsaturated air (with dry bulb temperature and dew point being 35°C and 18°C respectively) is passed through a water spray chamber maintained at 15°C. The air will be cooled And dehumidified with increase in wet bulb temperature At the same relative humidity And dehumidified with decrease in wet bulb temperature And humidified And dehumidified with increase in wet bulb temperature At the same relative humidity And dehumidified with decrease in wet bulb temperature And humidified ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Fractional solvent extraction None of the listed here Employs only one solvent Results in low interfacial tension Employs two solvents None of the listed here Employs only one solvent Results in low interfacial tension Employs two solvents ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following assumes constant molal vaporisation and overflow? McCabe-Thiele method Enthalpy concentration method Ponchan-Savarit method Plate absorption column McCabe-Thiele method Enthalpy concentration method Ponchan-Savarit method Plate absorption column ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In a moderately sized packed absorption tower, channeling (which is most severe with stacked packings) can be minimised by taking the ratio of tower diameter to packing diameter < 6:1 > 8:1 > 4 :1 < 8 : 1 < 6:1 > 8:1 > 4 :1 < 8 : 1 ANSWER DOWNLOAD EXAMIANS APP