Mass Transfer McCabe-Thiele method Can use any type of units Uses weight fractions to express liquid and vapour composition Is more accurate than Ponchan-Savarit method Uses molal units for material and energy balance Can use any type of units Uses weight fractions to express liquid and vapour composition Is more accurate than Ponchan-Savarit method Uses molal units for material and energy balance ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in temperature, the leaching rate increases due to Decreased liquid viscosity Both A & B Increased diffusivity Neither A nor B Decreased liquid viscosity Both A & B Increased diffusivity Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The relation, Sc = Pr = 1, is valid, when the mechanism of __________ ansfer is same. Heat and momentum Heat and mass Heat, momentum and mass Mass and momentum Heat and momentum Heat and mass Heat, momentum and mass Mass and momentum ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Bollman extractor Is a centrifugal extractor Is a static bed leaching equipment Employs only counter-current extraction Is used for extraction of oil from oilseed Is a centrifugal extractor Is a static bed leaching equipment Employs only counter-current extraction Is used for extraction of oil from oilseed ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The unit of volumetric diffusivity is Cm³/sec Cm²/seC₂ Cm/sec Cm²/sec Cm³/sec Cm²/seC₂ Cm/sec Cm²/sec ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Weeping in a distillation column Results due to very high gas velocity Results due to very low gas velocity Increases tray efficiency Provides large interfacial surface for mass transfer Results due to very high gas velocity Results due to very low gas velocity Increases tray efficiency Provides large interfacial surface for mass transfer ANSWER DOWNLOAD EXAMIANS APP
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