Mass Transfer The value of NA/(NA + NB), for steady state equimolal counter diffusion of two gases 'A' and 'B' is 0.5 2 ∞ 1 0.5 2 ∞ 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Compound A is extracted from a solution of A + B into a pure solvent S. A Co-current unit is used for the liquid-liquid extraction. The inlet rate of the solution containing A is 200 moles of B/hr.m² and the solvent flow, rate is 400 moles of S/m². hr. The equilibrium data is represented by Y = 3X² , where Y is in moles of a A/moles of B and X is in moles A/moles of S. The maximum percentage extraction achieved in the unit is 0.5 0.25 0.7 0.9 0.5 0.25 0.7 0.9 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Deairation (removal of O₂) of water is done by Ion-exchange Absorption Rectification Adsorption Ion-exchange Absorption Rectification Adsorption ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The binary diffusivity in gases does not depend upon the Temperature Pressure Nature of the components None of the listed here Temperature Pressure Nature of the components None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Channelling is most severe In dumped packing of regular units In towers packed randomly with crushed solids In towers packed with stacked packing At very high liquid flow rate In dumped packing of regular units In towers packed randomly with crushed solids In towers packed with stacked packing At very high liquid flow rate ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Swenson-Walker crystalliser is a __________ unit Semi-batch Cooling (adiabatic)-cum-evaporation Batch Continuous Semi-batch Cooling (adiabatic)-cum-evaporation Batch Continuous ANSWER DOWNLOAD EXAMIANS APP
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