Mass Transfer The rough value of diffusion co-efficient of water vapor into air at 25°C may be about __________ cm²/sec. 2.5 0.25 1.25 0.0025 2.5 0.25 1.25 0.0025 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Schimdt number and Lewis number for pure air at atmospheric conditions are respectively 0 and ≈ 1 < 1 and ≈ 1 >1 and ≈ 1 1 and 0 0 and ≈ 1 < 1 and ≈ 1 >1 and ≈ 1 1 and 0 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following parameters remains almost constant during adiabatic saturation of unsaturated air? Dry bulb temperature None of these Dew point Wet bulb temperature Dry bulb temperature None of these Dew point Wet bulb temperature ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In azeotropic mixture, the equilibrium vapour composition is None of the listed here Less than liquid composition More than liquid composition Same as liquid composition None of the listed here Less than liquid composition More than liquid composition Same as liquid composition ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer (NSh/NRe.NSc) is termed in mass transfer operation as the Momentum diffusivity Peclet number Stanton number Thermal diffusivity Momentum diffusivity Peclet number Stanton number Thermal diffusivity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The diffusivity (D) in a binary gas mixture is related to the pressure (P) as D ∝ 1/P D ∝ P0.5 D ∝ 1/P1.5 D ∝ 1/P0.5 D ∝ 1/P D ∝ P0.5 D ∝ 1/P1.5 D ∝ 1/P0.5 ANSWER DOWNLOAD EXAMIANS APP