Mass Transfer According to the film theory of mass transfer, the mass transfer co-efficient is proportional to (where, D = molecular diffusivity) 1/D D0.5 D D2 1/D D0.5 D D2 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Mass transfer co-efficient (K) and diffusivity (D) are related according to film theory as K ∝ D2 K ∝ D1.5 K ∝ √D K ∝ D K ∝ D2 K ∝ D1.5 K ∝ √D K ∝ D ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Molecular seives are porous Synthetic zeolites crystals/metal alumino-silicates None of these Silica Alumina Synthetic zeolites crystals/metal alumino-silicates None of these Silica Alumina ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In extractive distillation, solvent is Added to alter the relative volatility of the mixture Of high viscosity to give high tray efficiency Present in overhead stream Of high volatility Added to alter the relative volatility of the mixture Of high viscosity to give high tray efficiency Present in overhead stream Of high volatility ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Flooding results in Good contact between the fluids High gas velocity High tray efficiency Low tray efficiency Good contact between the fluids High gas velocity High tray efficiency Low tray efficiency ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In an absorption coloumn, the flooding velocity for random packing is __________ that for stacked/regular packing. Smaller than Either A, or B ; depends on the type of packing Equal to Greater than Smaller than Either A, or B ; depends on the type of packing Equal to Greater than ANSWER DOWNLOAD EXAMIANS APP
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