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? Heating only Both heating and humidification Evaporative cooling Humidification only Heating only Both heating and humidification Evaporative cooling Humidification only ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Pore size of the molecular seive 5A is __________ mm. 0.5 0.05 5 50 0.5 0.05 5 50 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer At __________ reflux, theoretical number of plates in a distillation coloumn is calculated using Fenske-Underwood equation. Maximum permissible Total Operating Minimum Maximum permissible Total Operating Minimum ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Hypersorption refers to a __________ process. Moving bed absorption Fixed bed absorption Fixed bed adsorption Moving bed adsorption Moving bed absorption Fixed bed absorption Fixed bed adsorption Moving bed adsorption ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If f is defined as above, then which of the following applies to a feed at dew point? 0 < f < 1 F = 1 F > 1 F < 1 0 < f < 1 F = 1 F > 1 F < 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The diffusivity (D) in a binary gas mixture is related to the pressure (P) as D ∝ 1/P D ∝ P0.5 D ∝ 1/P1.5 D ∝ 1/P0.5 D ∝ 1/P D ∝ P0.5 D ∝ 1/P1.5 D ∝ 1/P0.5 ANSWER DOWNLOAD EXAMIANS APP
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