Mass Transfer According to Poiseuille's law, the permeability for gas flow through a capillary is proportional to (where, μ = gas viscosity) μ² 1/μ √μ μ μ² 1/μ √μ μ ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Heat sensitive materials with very high latent heat of vaporisation may be economically separated using Liquid extraction Distillation Absorption Evaporation Liquid extraction Distillation Absorption Evaporation ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer When the temperature and humidity of air is low, we usually use __________ draft cooling tower. None of these Forced Induced Natural None of these Forced Induced Natural ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following plays an important role in problems of simultaneous heat and mass transfer? Sherwood number Lewis number Prandtl number Schmidt number Sherwood number Lewis number Prandtl number Schmidt number ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In the constant rate period of the rate of drying curve for batch drying, None of these Rate of drying decreases abruptly Surface evaporation of unbound moisture occurs Cracks develop on the surface of the solid None of these Rate of drying decreases abruptly Surface evaporation of unbound moisture occurs Cracks develop on the surface of the solid 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 0.048 0.122 0.079 0.152 0.048 0.122 0.079 0.152 ANSWER DOWNLOAD EXAMIANS APP