Mass Transfer With increase in pressure, the relative volatility for a binary system Either A or B, depends on the system Remains same Decreases Increases Either A or B, depends on the system Remains same Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer What is the reflux ratio at total reflux? Unity Infinity Zero Data insufficient Unity Infinity Zero Data insufficient 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? Humidification only Evaporative cooling Both heating and humidification Heating only Humidification only Evaporative cooling Both heating and humidification Heating only ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The most common packing used in industrial operations is __________ rings. Single spiral Lessing Cross-partition Raschig Single spiral Lessing Cross-partition Raschig ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For the air water system under ambient conditions, the adiabatic saturation temperature and the wet bulb temperature are nearly equal, because Water has a high latent heat of evaporation They are always equal under all circumstances Solubility of the components of air in water is very small Lewis number is close to unity Water has a high latent heat of evaporation They are always equal under all circumstances Solubility of the components of air in water is very small Lewis number is close to unity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Mass transfer co-efficient (K) and diffusivity (D) are related according to film theory as K ∝ D K ∝ D1.5 K ∝ √D K ∝ D2 K ∝ D K ∝ D1.5 K ∝ √D K ∝ D2 ANSWER DOWNLOAD EXAMIANS APP
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