Mass Transfer If Rm is the minimum reflux ratio, the optimum reflux ratio may be around __________ Rm. 3 to 4 5 1.2 to 1.5 2.5 to 3 3 to 4 5 1.2 to 1.5 2.5 to 3 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Unit of molal diffusivity is Gm moles/cm². sec Cm²/sec gm . mole Gm moles/cm² . sec Gm moles/cm. sec Gm moles/cm². sec Cm²/sec gm . mole Gm moles/cm² . sec Gm moles/cm. sec ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer An air-water vapour mixture has a dry bulb temperature of 60°C and a dew point temperature of 40°C. The total pressure is 101.3 kPa and the vapour pressure of water at 40°C and 60°C are 7.30 kPa and 19.91 kPa respectively.The humidity of air sample expressed as kg of water vapour/kg of dry air is 0.122 0.152 0.048 0.079 0.122 0.152 0.048 0.079 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The temperature of water cooled in cooling tower is always __________ temperature of entering air. Equal to the dry bulb Less than the wet bulb Equal to the wet bulb More than the wet bulb Equal to the dry bulb Less than the wet bulb Equal to the wet bulb More than the wet bulb ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The term "approach" in a cooling tower refers to the difference in the temperature of the None of these Hot water entering the tower and the wet bulb temperature of the surrounding air Cold water leaving the tower and the wet bulb temperature of the surrounding air Hot water entering and the cooled water leaving the cooling tower None of these Hot water entering the tower and the wet bulb temperature of the surrounding air Cold water leaving the tower and the wet bulb temperature of the surrounding air Hot water entering and the cooled water leaving the cooling tower ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Reboiler is considered as one theoretical plate, because None of these Reboiler itself contains one plate Of the assumption that vapour and liquid leaving the reboiler are in equilibrium Vapour is recycled to the column None of these Reboiler itself contains one plate Of the assumption that vapour and liquid leaving the reboiler are in equilibrium Vapour is recycled to the column ANSWER DOWNLOAD EXAMIANS APP