Mass Transfer The main reason for dividing a tall packed tower into series of small towers is to Avoid flooding Reduce liquid hold up Avoid channeling Minimise the overall pressure drop Avoid flooding Reduce liquid hold up Avoid channeling Minimise the overall pressure drop ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Fractional solvent extraction Results in low interfacial tension Employs two solvents None of the listed here Employs only one solvent Results in low interfacial tension Employs two solvents None of the listed here Employs only one solvent ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Tea percolation employs Leaching Liquid-liquid extraction Absorption None of these Leaching Liquid-liquid extraction Absorption None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If f = moles of vapour present per mole of feed, then the slope of feed line is (1 - f)/f - f/(1 - f) - (f - 1)/f - 1/f (1 - f)/f - f/(1 - f) - (f - 1)/f - 1/f ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Stage efficiency in a leaching process depends on the 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 Vapour pressure of the solution ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of a desorber (stripper), the Temperature always increases Operating line always lies below the equilibrium curve Operating line always lies above the equilibrium curve Temperature remains unaffected Temperature always increases Operating line always lies below the equilibrium curve Operating line always lies above the equilibrium curve Temperature remains unaffected ANSWER DOWNLOAD EXAMIANS APP
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