Mass Transfer Leaching of coffee from coffee beans is done by Hot water Dilute H₂SO₄ (hot) Lime water Hexane Hot water Dilute H₂SO₄ (hot) Lime water Hexane ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer At minimum reflux ratio for a given separation Number of plates is zero Number of plates is infinity Separation is most efficient Minimum number of the theoretical plates is required Number of plates is zero Number of plates is infinity Separation is most efficient Minimum number of the theoretical plates is required ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Bollman extractor Employs only counter-current extraction Is a centrifugal extractor Is used for extraction of oil from oilseed Is a static bed leaching equipment Employs only counter-current extraction Is a centrifugal extractor Is used for extraction of oil from oilseed Is a static bed leaching equipment ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer According to the Fenske equation, what will be the minimum number of plates required in a distillation column to separate an equimolar binary mixture of components A and B into an overhead fraction containing 99 mol% A and a bottom fraction containing 98 mol% B? Assume that relative volatility (αAB = 2) does not change appreciably in the coloumn. 6 8 12 10 6 8 12 10 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Heat load in a cooling tower Means the amount of heat thrown away (KCal/hr.) by the cooling tower Is equal to the number of kg, of water circulated times the cooling range Both A & B Neither A nor B Means the amount of heat thrown away (KCal/hr.) by the cooling tower Is equal to the number of kg, of water circulated times the cooling range Both A & B Neither A nor B 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
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