Mass Transfer Liquid diffusivity is of the order of __________ cm² /second. 0.1 10-5 to 10-6 0.01 > 1 0.1 10-5 to 10-6 0.01 > 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in temperature, the mutual solubility of two liquids Increases Decreases exponentially Remains unchanged Decreases Increases Decreases exponentially Remains unchanged Decreases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Penetration theory relates the average mass transfer co-efficient (K) with diffusivity (D) as K ∝ D2 K ∝ D K ∝ √D K ∝ D1.5 K ∝ D2 K ∝ D K ∝ √D K ∝ D1.5 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Azeotropic distillation is employed to separate High boiling mixture Heat sensitive materials Constant boiling mixture Mixture with very high relative volatility High boiling mixture Heat sensitive materials Constant boiling mixture Mixture with very high relative volatility ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Chemisorption (chemical adsorption) is A reversible phenomenon Same as "Van der Waals" adsorption Characterised by adsorption of heat An irreversible phenomenon A reversible phenomenon Same as "Van der Waals" adsorption Characterised by adsorption of heat An irreversible phenomenon ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer During drying of a solid, the critical moisture content increases with Decreased drying rate Increased thickness of the solid Both B and C Increased drying rate Decreased drying rate Increased thickness of the solid Both B and C Increased drying rate ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS