Mass Transfer If Rm is the minimum reflux ratio, the optimum reflux ratio may be around __________ Rm. 1.2 to 1.5 3 to 4 2.5 to 3 5 1.2 to 1.5 3 to 4 2.5 to 3 5 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The rate of solid-liquid extraction is limited by the Phase change of the solute as it dissolves in the solvent Diffusion of the solute through the solvent in the pores to the outside of the particle All of these Diffusion of the solute from the solution in contact with the particle to the main bulk of the solution Phase change of the solute as it dissolves in the solvent Diffusion of the solute through the solvent in the pores to the outside of the particle All of these Diffusion of the solute from the solution in contact with the particle to the main bulk of the solution ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In McCabe-Thiele method, at infinite reflux ratio Both A & B Both the operating lines coincide with diagonal The overhead product is minimum Neither A nor B Both A & B Both the operating lines coincide with diagonal The overhead product is minimum Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If mass diffusivity in a mixture is equal to the thermal diffusivity, then the Lewis number is > 1 1 < 1 > 1 1 < 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer An azeotropic mixture is a __________ mixture. Constant boiling point Ternary None of these Binary Constant boiling point Ternary None of these Binary ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Channelling is most severe In towers packed with stacked packing At very high liquid flow rate In towers packed randomly with crushed solids In dumped packing of regular units In towers packed with stacked packing At very high liquid flow rate In towers packed randomly with crushed solids In dumped packing of regular units ANSWER DOWNLOAD EXAMIANS APP
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