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 (NSh/NRe.NSc) is termed in mass transfer operation as the Peclet number Thermal diffusivity Stanton number Momentum diffusivity Peclet number Thermal diffusivity Stanton number Momentum diffusivity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following quantities need not be fixed before starting the design of a co-current absorber? Heat gain or loss Flow rate of gas None of the listed here Flow rate of entering liquid Heat gain or loss Flow rate of gas None of the listed here Flow rate of entering liquid ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If Rm is the minimum reflux ratio, the optimum reflux ratio may be around __________ Rm. 3 to 4 5 1.2 to 1.5 2.5 to 3 3 to 4 5 1.2 to 1.5 2.5 to 3 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
Mass Transfer As the reflux ratio decreases, the Separation becomes more efficient Number of plates increases Column diameter increases None of these Separation becomes more efficient Number of plates increases Column diameter increases None of these ANSWER DOWNLOAD EXAMIANS APP
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