Mass Transfer In a counter-current extractor, as the axial mixing increases, the extraction efficiency Increases Depends on the pressure of the system Decreases Remains unchanged Increases Depends on the pressure of the system Decreases Remains unchanged ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The most economical range of absorption factor is 1.25 to 2 2.5 to 3 5 to 10 2 to 2.5 1.25 to 2 2.5 to 3 5 to 10 2 to 2.5 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Stage efficiency in a leaching process depends on the Vapour pressure of the solution Both A & B Time of contact between the solid and the solution Rate of diffusion of the solute through the solid and into the liquid Vapour pressure of the solution Both A & B Time of contact between the solid and the solution Rate of diffusion of the solute through the solid and into the liquid ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer During constant rate drying period, vaporisation rate per unit drying surface area Does not change with time Decreases with time Does not affect the moisture content of the wet solid Increases with time Does not change with time Decreases with time Does not affect the moisture content of the wet solid Increases with time ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer During bottling of cold drinks (e.g. Pepsi), the main resistance to mass transfer for the absorption of carbon dioxide in water lies in the Liquid-gas interface Liquid film Gas film None of these Liquid-gas interface Liquid film Gas film None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Mass transfer co-efficient varies as DAB0.5, according to the __________ theory. None of these Film Penetration Surface renewal None of these Film Penetration Surface renewal ANSWER DOWNLOAD EXAMIANS APP
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