Mass Transfer The unit of volumetric diffusivity is Cm/sec Cm³/sec Cm²/seC₂ Cm²/sec Cm/sec Cm³/sec Cm²/seC₂ Cm²/sec ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer When the solvent dissolves very little of solute, then Solvent of low freezing point should be used Very small quantity of solvent is required Solvent of low latent heat of vaporisation should be used Large quantity of solvent is required to extract the solute Solvent of low freezing point should be used Very small quantity of solvent is required Solvent of low latent heat of vaporisation should be used Large quantity of solvent is required to extract the solute ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Selectivity of the solvent used in solvent extraction should be < 1 > 1 1 < 1 > 1 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The partial pressure distribution of an ideal gas diffusing through another stagnant ideal gas at steady state follows a/an __________ law. Parabolic Cubic Exponential Linear Parabolic Cubic Exponential Linear ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following has the same dimension as mass diffusivity? Thermal diffusivity Momentum flux Both Momentum flux & Kinematic viscosity Kinematic viscosity Thermal diffusivity Momentum flux Both Momentum flux & Kinematic viscosity Kinematic viscosity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Penetration theory relates the average mass transfer co-efficient (K) with diffusivity (D) as K ∝ D1.5 K ∝ D2 K ∝ D K ∝ √D K ∝ D1.5 K ∝ D2 K ∝ D K ∝ √D ANSWER DOWNLOAD EXAMIANS APP
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