Mass Transfer For a binary mixture with low relative volatility, An azeotrope may be formed during distillation Use high pressure distillation Use steam distillation Use molecular distillation An azeotrope may be formed during distillation Use high pressure distillation Use steam distillation Use molecular distillation ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The cooling effect in a cooling tower can not be increased by Lowering the barometric pressure Increasing the air velocity over the wet surfaces Reducing the humidity of entering air None of these Lowering the barometric pressure Increasing the air velocity over the wet surfaces Reducing the humidity of entering air None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer During constant rate drying period, vaporisation rate per unit drying surface area Increases with time Does not affect the moisture content of the wet solid Does not change with time Decreases with time Increases with time Does not affect the moisture content of the wet solid Does not change with time Decreases with time ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For achieving rapid drying rate in a spray dryer, the diameter of the particles in the feed should be in the range of __________ microns (1 mm = 1000 microns). 200-300 22190 43835 > 500 200-300 22190 43835 > 500 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of these columns incurs the lowest pressure drop? Pulse column Bubble plate column Packed column (with dumped packing) Packed column (with stacked packing) Pulse column Bubble plate column Packed column (with dumped packing) Packed column (with stacked packing) ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Leaching of coffee from coffee beans is done by Dilute H₂SO₄ (hot) Hexane Hot water Lime water Dilute H₂SO₄ (hot) Hexane Hot water Lime water ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS