Mass Transfer With increase in absolute humidity, the dew point of an unsaturated mixture of air and water vapor (at constant pressure and temperature) Increases Decreases Remains unchanged Decreases linearly Increases Decreases Remains unchanged Decreases linearly ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer To remove all the moisture from a wet solid it requires exposure to __________ air. Highly humid None of these Perfectly dry High temperature Highly humid None of these Perfectly dry High temperature ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The ratio of Murphree plate efficiency to point efficiency is always > 1 in a __________ flow model. Perfectly mixed Plug Both plug & perfectly mixed None of the listed here Perfectly mixed Plug Both plug & perfectly mixed None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Use of raschig rings in place of crushed stones as packing in packed beds (other things being same) Increases pressure drop, decreases surface area Decreases pressure drop, increases surface area Decreases pressure drop, decreases surface area Increases pressure drop, increases surface area Increases pressure drop, decreases surface area Decreases pressure drop, increases surface area Decreases pressure drop, decreases surface area Increases pressure drop, increases surface area ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The McCabe Δ L law states that the 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 Molar heats of vaporisation of components are nearly equal Linear crystal growth rate depends on the crystal size ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Mass transfer co-efficient 'K' according to penetration theory varies with mass dif-fusivity as D0.5 1/D D D1.5 D0.5 1/D D D1.5 ANSWER DOWNLOAD EXAMIANS APP
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