Mass Transfer Which of the following operations does not involve leaching? Dissolving gold from ores Removing nicotine from its water solution by kerosene Dissolving sugar from the cells of the beet Dissolving pharmaceutical products from bark or roots Dissolving gold from ores Removing nicotine from its water solution by kerosene Dissolving sugar from the cells of the beet Dissolving pharmaceutical products from bark or roots ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In paper industry, paper is dried in a __________ dryer. Conveyor Festoon Tunnel Heated cylinder Conveyor Festoon Tunnel Heated cylinder ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer When the psychometric ratio is __________ then the adiabatic saturation temperature and wet bulb temperature becomes equal. < 1 ? 1 > 1 < 1 ? 1 > 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer During constant rate drying period, vaporisation rate per unit drying surface area Does not change with time Decreases with time Does not affect the moisture content of the wet solid Increases with time Does not change with time Decreases with time Does not affect the moisture content of the wet solid Increases with time ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer A pure drug is administered as a sphere and as a cube. The amount of drug is the same in the two tablets. Assuming that the shape and size do not influence the mass transfer, the ratio of rate of dissolution in water at t = 0 for the cubic to spherical tablet is 0.54 1.94 1.04 1.24 0.54 1.94 1.04 1.24 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer On addition of solute in the solvent, the __________ of the solution decreases. Both B and C Freezing point Vapour pressure Boiling point Both B and C Freezing point Vapour pressure Boiling point ANSWER DOWNLOAD EXAMIANS APP
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