Mass Transfer To remove all the moisture from a wet solid it requires exposure to __________ air. None of these Perfectly dry Highly humid High temperature None of these Perfectly dry Highly humid High temperature ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Unsaturated air (with dry bulb and wet bulb temperatures being 45°C and 25°C respectively) is passed through a water spray chamber maintained at 23°C. The air will be cooled and Humidified at constant wet bulb temperature Humidified with wet bulb temperature decreasing None of these Dehumidified Humidified at constant wet bulb temperature Humidified with wet bulb temperature decreasing None of these Dehumidified ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Boiling point diagram is A plot of temperature vs. vapour composition A plot of temperature vs. liquid composition Affected by pressure Not affected by pressure A plot of temperature vs. vapour composition A plot of temperature vs. liquid composition Affected by pressure Not affected by pressure ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer At __________ reflux, theoretical number of plates in a distillation coloumn is calculated using Fenske-Underwood equation. Operating Maximum permissible Total Minimum Operating Maximum permissible Total Minimum ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With decrease in the throughput (compared with the design capacity) for a bubble cap distillation column, its efficiency Increases Remains same Decreases May increase or decrease ; depends on individual design Increases Remains same Decreases May increase or decrease ; depends on individual design ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Mass transfer co-efficient 'K' according to penetration theory varies with mass dif-fusivity as D0.5 1/D D1.5 D D0.5 1/D D1.5 D ANSWER DOWNLOAD EXAMIANS APP
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