Mass Transfer The diffusivity (D) in a binary gas mixture is related to the pressure (P) as D ∝ P0.5 D ∝ 1/P0.5 D ∝ 1/P1.5 D ∝ 1/P D ∝ P0.5 D ∝ 1/P0.5 D ∝ 1/P1.5 D ∝ 1/P ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Pick out the wrong statement. Raoult's law does not apply, when the Chemical combination or molecular association between unlike molecules takes place in the formation of solution Component molecules are nonpolar Size of component molecules are not equal Attractive forces between like and unlike molecules in the solution are approximately equal Chemical combination or molecular association between unlike molecules takes place in the formation of solution Component molecules are nonpolar Size of component molecules are not equal Attractive forces between like and unlike molecules in the solution are approximately equal ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Diameter of raschig rings used in packed tower in industry is normally around __________ inches. 2 18 8 12 2 18 8 12 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Flash distillation is Most useful for handling binary systems Same as differential distillation Used for multicomponent systems like crude refining Same as simple distillation Most useful for handling binary systems Same as differential distillation Used for multicomponent systems like crude refining Same as simple distillation ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Reboiler is considered as one theoretical plate, because None of these Of the assumption that vapour and liquid leaving the reboiler are in equilibrium Reboiler itself contains one plate Vapour is recycled to the column None of these Of the assumption that vapour and liquid leaving the reboiler are in equilibrium Reboiler itself contains one plate Vapour is recycled to the column ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The drying time between fixed moisture content within diffusion controlled 'falling rate period' is proportional to (assuming that drying occurs from all surfaces of the solid) (where, T = thickness of the solid ) T² T T³ √T T² T T³ √T ANSWER DOWNLOAD EXAMIANS APP
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