Mass Transfer Pick out the wrong statement pertaining to leaching. Door classifier can be used for leaching of coarse solids Vegetable seeds can be leached in either of Bollman extractor, Rotocel or Kennedy extractor Fine solids can not be leached in a Pachuka tank Very high temperature is not needed for the leaching of sugar beet Door classifier can be used for leaching of coarse solids Vegetable seeds can be leached in either of Bollman extractor, Rotocel or Kennedy extractor Fine solids can not be leached in a Pachuka tank Very high temperature is not needed for the leaching of sugar beet ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Fenske's equation for determining the minimum number of theoretical stages in distillation column holds good, when the Multicomponent distillation is involved Mixture (to be separated) shows positive deviation from ideality Relative volatility is reasonably constant Mixture (to be separated) shows negative deviation from ideality Multicomponent distillation is involved Mixture (to be separated) shows positive deviation from ideality Relative volatility is reasonably constant Mixture (to be separated) shows negative deviation from ideality ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The change in enthalpy per unit weight of adsorbed gas when adsorbed on gas free or "outgassed" adsorbent to from a definite concentration of adsorbate is called its Integral heat of adsorption Differential heat of adsorption Heat of wetting Heat of normal condensation Integral heat of adsorption Differential heat of adsorption Heat of wetting Heat of normal condensation ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In liquid extraction, if the selectivity is unity, then No separation will occur Solvent flow rate should be very low Amount of solvent required will be minimum Separation of the constituents is the most effective No separation will occur Solvent flow rate should be very low Amount of solvent required will be minimum Separation of the constituents is the most effective ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Gaseous diffusivity at atmospheric pressure is of the order of __________ cm²/second. 1 1 to 5 5 to 10 > 10 1 1 to 5 5 to 10 > 10 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of constant underflow extraction operation, the __________ at all solute concentration. Neither A nor B Both A & B Ratio of the insoluble to solution is constant Solids are drained to the same extent Neither A nor B Both A & B Ratio of the insoluble to solution is constant Solids are drained to the same extent ANSWER DOWNLOAD EXAMIANS APP
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