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 Unit of molal diffusivity is Gm moles/cm² . sec Gm moles/cm². sec Gm moles/cm. sec Cm²/sec gm . mole Gm moles/cm² . sec Gm moles/cm². sec Gm moles/cm. sec Cm²/sec gm . mole ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer When an unsaturated air-water mixture is heated at constant pressure, then The specific humidity decreases The partial pressure of water vapour increases The relative humidity decreases The relative humidity increases The specific humidity decreases The partial pressure of water vapour increases The relative humidity decreases The relative humidity increases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Freundlich equation applies to the adsorption of solute from Gaseous solutions at high pressure Concentrated solutions Dilute solutions, over a small concentration range None of these Gaseous solutions at high pressure Concentrated solutions Dilute solutions, over a small concentration range None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer McCabe-Thiele method Is more accurate than Ponchan-Savarit method Can use any type of units Uses molal units for material and energy balance Uses weight fractions to express liquid and vapour composition Is more accurate than Ponchan-Savarit method Can use any type of units Uses molal units for material and energy balance Uses weight fractions to express liquid and vapour composition ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The change in enthalpy per unit weight of adsorbed gas when adsorbed on gas free or "outgassed" adsorbent to from a definite concentration of adsorbate is called its Heat of wetting Heat of normal condensation Integral heat of adsorption Differential heat of adsorption Heat of wetting Heat of normal condensation Integral heat of adsorption Differential heat of adsorption ANSWER DOWNLOAD EXAMIANS APP
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