Mass Transfer Liquid diffusivity is of the order of __________ cm² /second. 10-5 to 10-6 0.1 > 1 0.01 10-5 to 10-6 0.1 > 1 0.01 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If f = moles of vapour present per mole of feed, then the slope of feed line is - (f - 1)/f - 1/f (1 - f)/f - f/(1 - f) - (f - 1)/f - 1/f (1 - f)/f - f/(1 - f) ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The temperature to which a vapour gas mixture must be cooled (at varying humidity) to become saturated is called the __________ temperature. Dry bulb Wet bulb None of these Dew point Dry bulb Wet bulb None of these Dew point ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Plate efficiency Increases due to foaming Is a function of the mass transfer between liquid and vapour Increases due to liquid entrainment Increases due to weeping and dumping of liquid Increases due to foaming Is a function of the mass transfer between liquid and vapour Increases due to liquid entrainment Increases due to weeping and dumping of liquid ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The wet and 'dry bulb temperature for a vapour-gas mixture are 25°C and 30°C respectively. If the mixture is heated to 45°C at constant pressure, the wet bulb temperature will be __________ °C. 25 < 25 -25 > 25 25 < 25 -25 > 25 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer One mole feed of a binary mixture of a given composition is flash vaporised at a fixed P and T. If Raoult's law is obeyed, then changing the feed composition would effect The product composition as well as the fraction vaporised The product composition but not the fraction vaporised The fraction vaporised but not the product composition Neither the product composition nor the fraction vaporised The product composition as well as the fraction vaporised The product composition but not the fraction vaporised The fraction vaporised but not the product composition Neither the product composition nor the fraction vaporised ANSWER DOWNLOAD EXAMIANS APP