Mass Transfer A natural draft cooling tower is filled with wooden grids, which covers about __________ percent of the tower height. 30-40 70-80 44119 90-100 30-40 70-80 44119 90-100 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For a distillation column operating at minimum reflux, the None of these Concentration of liquid and vapour leaving a plate will be same Reflux ratio will be maximum Number of plates required will be maximum None of these Concentration of liquid and vapour leaving a plate will be same Reflux ratio will be maximum Number of plates required will be maximum ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer During drying of a solid, the critical moisture content increases with Increased drying rate 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 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In a counter-current extractor, as the axial mixing increases, the extraction efficiency Increases Decreases Depends on the pressure of the system Remains unchanged Increases Decreases Depends on the pressure of the system Remains unchanged ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The relative volatility of a binary mixture at the azeotropic composition is 1 > 1 ∞ 1 > 1 ∞ ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Penetration theory states that the mass transfer co-coefficient is equal to (where, De is diffusivity and 't' is time) (De/t)1/2 (De.t)1/2 (4De/t) (4De/πt)1/2 (De/t)1/2 (De.t)1/2 (4De/t) (4De/πt)1/2 ANSWER DOWNLOAD EXAMIANS APP
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