Mass Transfer The value of Lewis number (Le = Sc/Pr) for air-water vapour system is around 600 3.97 0.24 1 600 3.97 0.24 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Raschig ring made of procelain cannot be used for treating concentrated Hydrochloric acid Nitric acid Sulphuric acid Alkalis Hydrochloric acid Nitric acid Sulphuric acid Alkalis ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The drying time between fixed moisture content within diffusion controlled 'falling rate period' is proportional to (assuming that drying occurs from all surfaces of the solid) (where, T = thickness of the solid ) √T T² T³ T √T T² T³ T ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Only small amount of evaporation of water produces large cooling effects because of its Low viscosity Small latent heat None of these Large latent heat Low viscosity Small latent heat None of these Large latent heat ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following solutions will follow Raoult's law most closely? A solution of benzene, toluene and oxylene 35% solution of camphor in water 35% solution of NH₃ in water A solution of polar organic compounds (not of homologs of a series) A solution of benzene, toluene and oxylene 35% solution of camphor in water 35% solution of NH₃ in water A solution of polar organic compounds (not of homologs of a series) 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 with wet bulb temperature decreasing Humidified at constant wet bulb temperature Dehumidified None of these Humidified with wet bulb temperature decreasing Humidified at constant wet bulb temperature Dehumidified None of these ANSWER DOWNLOAD EXAMIANS APP
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