Mass Transfer Gaseous diffusivity at atmospheric pressure is of the order of __________ cm²/second. 1 to 5 1 5 to 10 > 10 1 to 5 1 5 to 10 > 10 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For the flow of gases through a capillary, with increase in temperature, the permeability __________ as per Knudsen law. Decreases Increases Remains same Either A or B; depends on the gas Decreases Increases Remains same Either A or B; depends on the gas ANSWER DOWNLOAD EXAMIANS APP
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 In triangular co-ordinates, the ternery composition point falls __________ of the triangle. Inside None of these On the sides In the corners Inside None of these On the sides In the corners ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Molecular diffusivity of a liquid Decreases with temperature May increase or decrease with temperature Is independent of temperature Increases with temperature Decreases with temperature May increase or decrease with temperature Is independent of temperature Increases with temperature 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