Mass Transfer Prandtl number for water at 20°C is about 0.7 7 150 70 0.7 7 150 70 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Pick out the system with minimum boiling azeotrope at 1 atm. Hydrochloric acid-water Ethyl alcohol-water All of these Benzene-toluene Hydrochloric acid-water Ethyl alcohol-water All of these Benzene-toluene ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Penetration theory relates the average mass transfer co-efficient (K) with diffusivity (D) as K ∝ D1.5 K ∝ D K ∝ √D K ∝ D2 K ∝ D1.5 K ∝ D K ∝ √D K ∝ D2 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In a packed tower, the value of HETP equals HTUOG, when the equilibrium and the operating lines are (where, HETP = height equivalant to a theoretical plate HTUOG = overall gas phase height of a transfer unit) Both A & B Straight Parallel Neither A nor B Both A & B Straight Parallel Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For the same process conditions, the reflux ratio of an unlagged distillation column Increases in summer None of these Increases in winter Decreases in winter Increases in summer None of these Increases in winter Decreases in winter ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The reciprocal of stripping factor is termed as Relative volatility Murphree efficiency Selectivity index Absorption factor Relative volatility Murphree efficiency Selectivity index Absorption factor ANSWER DOWNLOAD EXAMIANS APP
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