Mass Transfer The McCabe Δ L law states that the Molar heats of vaporisation of components are nearly equal Linear crystal growth rate depends on the crystal size Linear crystal growth rate does not depend on the crystal size Linear crystal growth rate depends on the degree of supersaturation Molar heats of vaporisation of components are nearly equal Linear crystal growth rate depends on the crystal size Linear crystal growth rate does not depend on the crystal size Linear crystal growth rate depends on the degree of supersaturation ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Bollman extractor Is used for extraction of oil from oilseed Is a centrifugal extractor Employs only counter-current extraction Is a static bed leaching equipment Is used for extraction of oil from oilseed Is a centrifugal extractor Employs only counter-current extraction Is a static bed leaching equipment ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer A pure drug is administered as a sphere and as a cube. The amount of drug is the same in the two tablets. Assuming that the shape and size do not influence the mass transfer, the ratio of rate of dissolution in water at t = 0 for the cubic to spherical tablet is 1.94 1.24 1.04 0.54 1.94 1.24 1.04 0.54 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Mass transfer co-efficient 'K' according to penetration theory varies with mass dif-fusivity as 1/D D D1.5 D0.5 1/D D D1.5 D0.5 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Very tall packed towers are divided into series of beds to Avoid channelling Reduce liquid hold-up Reduce the overall pressure drop Avoid flooding Avoid channelling Reduce liquid hold-up Reduce the overall pressure drop Avoid flooding ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer An alkaline solution is used to reduce the concentration of carbon dioxide in a stream from 10% to 0.1% by absorption with irreversible chemical reaction. The overall number of transfer units based on gas phase is 9.21 100 4.605 0.001 9.21 100 4.605 0.001 ANSWER DOWNLOAD EXAMIANS APP
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