Mass Transfer In case of liquids, the binary diffusivity is proportional to (where, T = temperature) 1/T T² √T T 1/T T² √T T ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In an operating distillation column, the Driving force for the vapor flow is the pressure drop, as the pressure decreases gradually from the bottom to the top of the column Driving force for the liquid flow is its specific weight Highest temperature is encountered at the top of the column Vapors and liquids are at their dew point and bubble point respectively Driving force for the vapor flow is the pressure drop, as the pressure decreases gradually from the bottom to the top of the column Driving force for the liquid flow is its specific weight Highest temperature is encountered at the top of the column Vapors and liquids are at their dew point and bubble point respectively ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The term "cooling range" in a cooling tower refers to the difference in the temperature of Hot water entering the tower and the wet bulb temperature of the surrounding air Hot water entering the tower and the cooled water leaving the tower Cold water leaving the tower and the wet bulb temperature of the surrounding air None of the listed here Hot water entering the tower and the wet bulb temperature of the surrounding air Hot water entering the tower and the cooled water leaving the tower Cold water leaving the tower and the wet bulb temperature of the surrounding air None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The surface renewal frequency in Danckwerts model of mass transfer is given by (KL: mass transfer co-efficient) KL².DA KL²/DA KL/DA² √(KL².DA) KL².DA KL²/DA KL/DA² √(KL².DA) ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in the mass velocity of the gas, the rate of drying during the constant rate period __________ , if the conduction and radiation through the solid are negligible. Increases linearly Decreases Remains same Increases Increases linearly Decreases Remains same Increases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In McCabe-Thiele method, at infinite reflux ratio Neither A nor B Both the operating lines coincide with diagonal The overhead product is minimum Both A & B Neither A nor B Both the operating lines coincide with diagonal The overhead product is minimum Both A & B ANSWER DOWNLOAD EXAMIANS APP