Mass Transfer Pick out the wrong statement pertaining to leaching. Door classifier can be used for leaching of coarse solids Very high temperature is not needed for the leaching of sugar beet Vegetable seeds can be leached in either of Bollman extractor, Rotocel or Kennedy extractor Fine solids can not be leached in a Pachuka tank Door classifier can be used for leaching of coarse solids Very high temperature is not needed for the leaching of sugar beet Vegetable seeds can be leached in either of Bollman extractor, Rotocel or Kennedy extractor Fine solids can not be leached in a Pachuka tank ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In a packed absorption tower, if the equilibrium and operating lines are both straight lines, then the ratio, HETP/HTUOG __________ the absorption factor. Neither A nor B Is one at unity value of Both A and B Increases with increase in Neither A nor B Is one at unity value of Both A and B Increases with increase in ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Unit of molal diffusivity is Cm²/sec gm . mole Gm moles/cm. sec Gm moles/cm² . sec Gm moles/cm². sec Cm²/sec gm . mole Gm moles/cm. sec Gm moles/cm² . sec Gm moles/cm². sec ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in gas rate, the number of transfer units, NtoG, for a fixed degree of absorption by a fixed amount of solvent Remains unaffected Decreases Increases Decreases linearly Remains unaffected Decreases Increases Decreases linearly ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer According to the Fenske equation, what will be the minimum number of plates required in a distillation column to separate an equimolar binary mixture of components A and B into an overhead fraction containing 99 mol% A and a bottom fraction containing 98 mol% B? Assume that relative volatility (αAB = 2) does not change appreciably in the coloumn. 10 6 8 12 10 6 8 12 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In a packed tower, the value of HETP equals HTUOG, when the equilibrium and the operating lines are (where, HETP = height equivalant to a theoretical plate HTUOG = overall gas phase height of a transfer unit) Parallel Straight Both A & B Neither A nor B Parallel Straight Both A & B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
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