Mass Transfer For which of the following unit operations, Lewis number is of significance? Gas absorption Adsorption Binary distillation Humidification Gas absorption Adsorption Binary distillation Humidification ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Raschig ring made of procelain cannot be used for treating concentrated Alkalis Hydrochloric acid Sulphuric acid Nitric acid Alkalis Hydrochloric acid Sulphuric acid Nitric acid ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The individual mass transfer co-efficients (moles/m² . s) for absorption of a solute from a gas mixture into a liquid solvent are, KL = 4.5 and KG = 1.5. The slope of the equilibrium line is 3. Which of the following resistance (s) is (are) controlling ? Interfacial Gas side Both liquid and gas side Liquid side Interfacial Gas side Both liquid and gas side Liquid side ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer __________ equation applies to diffusivities in liquids. Gilliland Wilke and Chang Hirschfelder None of these Gilliland Wilke and Chang Hirschfelder None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Mass transfer co-efficient 'K' according to penetration theory varies with mass dif-fusivity as D0.5 D 1/D D1.5 D0.5 D 1/D D1.5 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For a binary mixture with low relative volatility, Use steam distillation Use high pressure distillation Use molecular distillation An azeotrope may be formed during distillation Use steam distillation Use high pressure distillation Use molecular distillation An azeotrope may be formed during distillation ANSWER DOWNLOAD EXAMIANS APP
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