Mass Transfer Bollman extractor Employs only counter-current extraction Is a static bed leaching equipment Is used for extraction of oil from oilseed Is a centrifugal extractor Employs only counter-current extraction Is a static bed leaching equipment Is used for extraction of oil from oilseed Is a centrifugal extractor ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Penetration theory relates the average mass transfer co-efficient (K) with diffusivity (D) as K ∝ D1.5 K ∝ D2 K ∝ D K ∝ √D K ∝ D1.5 K ∝ D2 K ∝ D K ∝ √D ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Fenske-Underwood equation used for calculating the minimum number of theoretical plates in distillation column is valid for Constant molal overflow All of these Total reflux Constant relative volatility Constant molal overflow All of these Total reflux Constant relative volatility ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following mixtures does not form an azeotrope at atmosheric pressure? None of these Methyl alcohol-acetone Butyl acetate-water Water-alcohol None of these Methyl alcohol-acetone Butyl acetate-water Water-alcohol ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer As per Gilliland's equation, the diffusivity is All of these Dependent on the molecular volume & molecular weight of components Inversely proportional to 'P' Directly proportional to 'T1.5' All of these Dependent on the molecular volume & molecular weight of components Inversely proportional to 'P' Directly proportional to 'T1.5' ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in temperature, the leaching rate increases because of the Both Decreased viscosity of liquid & Increased diffusivity None of the listed here Increased diffusivity Decreased viscosity of liquid Both Decreased viscosity of liquid & Increased diffusivity None of the listed here Increased diffusivity Decreased viscosity of liquid ANSWER DOWNLOAD EXAMIANS APP
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