Mass Transfer Priming in a distillation column Results from very low gas velocity Is characterised by the presence of foam throughout the space between trays Is desirable from point efficiency consideration Reduces the overall pressure drop Results from very low gas velocity Is characterised by the presence of foam throughout the space between trays Is desirable from point efficiency consideration Reduces the overall pressure drop ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer HETP is numerically equal to HTU, only when the operating line And equilibrium lines are parallel Lies above the equilibrium line Lies below the equilibrium line Is far from the equilibrium line And equilibrium lines are parallel Lies above the equilibrium line Lies below the equilibrium line Is far from the equilibrium line ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Alcohol is dehydrated using __________ distillation. Extractive Steam Molecular Azeotropic Extractive Steam Molecular Azeotropic ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For the same process conditions, the reflux ratio of an unlagged distillation column Increases in winter Decreases in winter None of these Increases in summer Increases in winter Decreases in winter None of these Increases in summer ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In a solution containing 0.30 Kg mole of solute and 600 kg of solvent, the molality is 1 0.5 0.6 2 1 0.5 0.6 2 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 (4De/πt)1/2 (De/t)1/2 (4De/t) (De.t)1/2 (4De/πt)1/2 (De/t)1/2 (4De/t) ANSWER DOWNLOAD EXAMIANS APP
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