Mass Transfer Leaching of coffee from coffee beans is done by Hexane Hot water Lime water Dilute H₂SO₄ (hot) Hexane Hot water Lime water Dilute H₂SO₄ (hot) ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer An air-water vapour mixture has a dry bulb temperature of 60°C and a dew point temperature of 40°C. The total pressure is 101.3 kPa and the vapour pressure of water at 40°C and 60°C are 7.30 kPa and 19.91 kPa respectively.The humidity of air sample expressed as kg of water vapour/kg of dry air is 0.152 0.048 0.079 0.122 0.152 0.048 0.079 0.122 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In rectifying section of a continuous distillation column, the None of these Vapour is enriched with low boilers Liquid is stripped of high boilers Vapour is enriched with high boilers None of these Vapour is enriched with low boilers Liquid is stripped of high boilers Vapour is enriched with high boilers ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Fenske equation determines the Optimum reflux ratio Height of the distillation column Minimum number of theoretical plates Maximum number of ideal plates Optimum reflux ratio Height of the distillation column Minimum number of theoretical plates Maximum number of ideal plates ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The fixed cost of a distillation column at minimum reflux ratio is Infinite Minimum None of these Optimum Infinite Minimum None of these Optimum ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Mass transfer co-efficient (K) and diffusivity (D) are related according to film theory as K ∝ √D K ∝ D2 K ∝ D K ∝ D1.5 K ∝ √D K ∝ D2 K ∝ D K ∝ D1.5 ANSWER DOWNLOAD EXAMIANS APP