Mass Transfer The rough value of diffusion co-efficient of water vapor into air at 25°C may be about __________ cm²/sec. 0.0025 0.25 2.5 1.25 0.0025 0.25 2.5 1.25 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Freundlich equation applies to the adsorption of solute from Gaseous solutions at high pressure Dilute solutions, over a small concentration range Concentrated solutions None of these Gaseous solutions at high pressure Dilute solutions, over a small concentration range Concentrated solutions None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For the case of flow of air past a wet bulb thermometer (air water vapour system), the approximate value of H₂/ky.Cz is around 0.6 0.72 0.24 1 0.6 0.72 0.24 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer According to Poiseuille's law, the permeability for gas flow through a capillary is proportional to (where, μ = gas viscosity) √μ μ 1/μ μ² √μ μ 1/μ μ² ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Mass transfer rate between two fluid phases does not necessarily depend on the __________ of the two phases. Degree of turbulence Physical properties Interfacial area Chemical properties Degree of turbulence Physical properties Interfacial area Chemical properties ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If Rm is the minimum reflux ratio, the optimum reflux ratio may be around __________ Rm. 3 to 4 2.5 to 3 5 1.2 to 1.5 3 to 4 2.5 to 3 5 1.2 to 1.5 ANSWER DOWNLOAD EXAMIANS APP
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