Mass Transfer Mass transfer co-efficient (K) and diffusivity (D) are related according to film theory as K ∝ √D K ∝ D1.5 K ∝ D2 K ∝ D K ∝ √D K ∝ D1.5 K ∝ D2 K ∝ D ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Molecular seives are porous Silica None of these Alumina Synthetic zeolites crystals/metal alumino-silicates Silica None of these Alumina Synthetic zeolites crystals/metal alumino-silicates ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer As the reflux ratio increases, the slope of the operating line for rectifying section Decreases Remains constant Increases Data insufficient, cannot be predicted Decreases Remains constant Increases Data insufficient, cannot be predicted ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of absorption, both the operating and equilibrium lines will be straight for None of these Isothermal operation Dilute solutions and isothermal operation Dilute solutions None of these Isothermal operation Dilute solutions and isothermal operation Dilute solutions ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With decrease in the throughput (compared with the design capacity) for a bubble cap distillation column, its efficiency Decreases Increases May increase or decrease ; depends on individual design Remains same Decreases Increases May increase or decrease ; depends on individual design Remains same ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Equilibrium moisture of a solid is equal to the total moisture minus free moisture. Which of the following substances will have maxi-mum equilibrium moisture? Inorganic solids Anthracite coal Rag paper Bamboo Inorganic solids Anthracite coal Rag paper Bamboo ANSWER DOWNLOAD EXAMIANS APP
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