Mass Transfer Which of the following is the most commonly used leaching solvent in vegetable oil industry? Hexane Liquid SO₂ Furfurol Phenol Hexane Liquid SO₂ Furfurol Phenol ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For which of the following unit operations, Lewis number is of significance? Adsorption Humidification Gas absorption Binary distillation Adsorption Humidification Gas absorption Binary distillation ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Can the efficiency of a plate in the distillation tower be greater than 100%? Yes ; if the reflux ratio is maximum Normally not; but is possible if infinite number of plates are put Never Yes Yes ; if the reflux ratio is maximum Normally not; but is possible if infinite number of plates are put Never Yes ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Diameter of raschig rings used in packed tower in industry is normally around __________ inches. 2 8 12 18 2 8 12 18 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Priming in a distillation column Results from very low gas velocity Is desirable from point efficiency consideration Is characterised by the presence of foam throughout the space between trays Reduces the overall pressure drop Results from very low gas velocity Is desirable from point efficiency consideration Is characterised by the presence of foam throughout the space between trays Reduces the overall pressure drop ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Relative humidity is the ratio of the Actual humidity to saturation humidity None of these Partial pressure of the vapour to the vapour pressure of the liquid at room temperature Partial pressure of the vapour to the vapour pressure of the liquid at gas temperature Actual humidity to saturation humidity None of these Partial pressure of the vapour to the vapour pressure of the liquid at room temperature Partial pressure of the vapour to the vapour pressure of the liquid at gas temperature ANSWER DOWNLOAD EXAMIANS APP