Mass Transfer Mass transfer rate between two fluid phases does not necessarily depend on the __________ of the two phases. Chemical properties Physical properties Degree of turbulence Interfacial area Chemical properties Physical properties Degree of turbulence Interfacial area ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer HETP is numerically equal to HTU, only when the operating line Lies below the equilibrium line And equilibrium lines are parallel Lies above the equilibrium line Is far from the equilibrium line Lies below the equilibrium line And equilibrium lines are parallel Lies above the equilibrium line Is far from the equilibrium line 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 When the solvent dissolves very little of solute, then Large quantity of solvent is required to extract the solute Solvent of low latent heat of vaporisation should be used Solvent of low freezing point should be used Very small quantity of solvent is required Large quantity of solvent is required to extract the solute Solvent of low latent heat of vaporisation should be used Solvent of low freezing point should be used Very small quantity of solvent is required ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In gas-liquid contact operation, the number of ideal stages, N = (xa - xb)/(xb - x*b) . This is true when the stripping factor 'S' is S < 1 S = ∞ S = 1 S > 1 S < 1 S = ∞ S = 1 S > 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in pressure, the relative volatility for a binary system Remains same Either A or B, depends on the system Increases Decreases Remains same Either A or B, depends on the system Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
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