Mass Transfer Leaching of coffee from coffee beans is done by Hexane Dilute H₂SO₄ (hot) Lime water Hot water Hexane Dilute H₂SO₄ (hot) Lime water Hot water ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of an ideal solution, the total vapor pressure varies __________ with the composition expressed as mole fraction, Linearly Inversely Exponentially None of these Linearly Inversely Exponentially None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The efficiency of a plate column will be maximum, when the flow is ideal __________ the plate. Across Neither A nor B Both A & B Above Across Neither A nor B Both A & B Above ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In the desorption of highly soluble gas from the liquid, the main resistance will be in the __________ phase. Liquid Both A & B Gas Neither A nor B Liquid Both A & B Gas Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Diffusivity in concentrated solutions differs from that in dilute solutions, because of the changes in Both A & B Neither A nor B Degree of ideality of the solution Viscosity with concentration Both A & B Neither A nor B Degree of ideality of the solution Viscosity with concentration ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer A 25 cm x 25 cm x 1 cm flat sheet weighing 1.2 kg initially was dried from both sides under constant drying rate conditions. It took 1500 seconds for the weight of the sheet to reduce to 1.05 kg. Another 1m x 1m x 1cm flat sheet of the same material is to be dried from one side only.Under the same constant drying rate conditions, the time required for drying (in seconds) from its initial weight of 19.2 kg to 17.6 kg is 2000 2500 1000 1500 2000 2500 1000 1500 ANSWER DOWNLOAD EXAMIANS APP
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