Mass Transfer Fenske-Underwood equation used for calculating the minimum number of theoretical plates in distillation column is valid for Total reflux Constant molal overflow All of these Constant relative volatility Total reflux Constant molal overflow All of these Constant relative volatility 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 crystal size Molar heats of vaporisation of components are nearly equal Linear crystal growth rate depends on the degree of supersaturation Linear crystal growth rate does not depend on the crystal size Linear crystal growth rate depends on the crystal size Molar heats of vaporisation of components are nearly equal Linear crystal growth rate depends on the degree of supersaturation ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer According to the film theory of mass transfer, the mass transfer co-efficient is proportional to (where, D = molecular diffusivity) D0.5 1/D D2 D D0.5 1/D D2 D ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following is an undesirable characteristic for the solvent used in gas absorption? High gas solubility None of these Low vapor pressure Low viscosity High gas solubility None of these Low vapor pressure Low viscosity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The ratio of Murphree plate efficiency to point efficiency is always > 1 in a __________ flow model. None of the listed here Plug Both plug & perfectly mixed Perfectly mixed None of the listed here Plug Both plug & perfectly mixed Perfectly mixed ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Plate efficiency in a distillation column is reduced due to the __________ of liquid. Weeping & dumping All of these Entrainment Foaming Weeping & dumping All of these Entrainment Foaming ANSWER DOWNLOAD EXAMIANS APP