Mass Transfer Which of the following increases during evaporative cooling process with recirculated water supply? Both B and C Wet bulb temperature Partial pressure of vapour Relative humidity Both B and C Wet bulb temperature Partial pressure of vapour Relative humidity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer At __________ reflux, theoretical number of plates in a distillation coloumn is calculated using Fenske-Underwood equation. Total Operating Minimum Maximum permissible Total Operating Minimum Maximum permissible ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In most of the vacuum crystalliser, vacuum is generally produced by means of a Steam jet ejector with a barometric condenser Compressed air jet None of these Suction pump Steam jet ejector with a barometric condenser Compressed air jet None of these Suction pump ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Plate efficiency in a distillation column is reduced due to the __________ of liquid. Foaming Entrainment Weeping & dumping All of these Foaming Entrainment Weeping & dumping All of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer According to the film theory of mass transfer, the mass transfer co-efficient is proportional to (where, D = molecular diffusivity) 1/D D0.5 D2 D 1/D D0.5 D2 D 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? Both heating and humidification Heating only Evaporative cooling Humidification only Both heating and humidification Heating only Evaporative cooling Humidification only ANSWER DOWNLOAD EXAMIANS APP
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