Mass Transfer Gaseous diffusivity at atmospheric pressure is of the order of __________ cm²/second. 5 to 10 1 to 5 1 > 10 5 to 10 1 to 5 1 > 10 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Inside the distillation column, the None of these Liquids are not always at their bubble points Pressure increases gradually from bottom to the top of the column Driving force for the vapour flow is the pressure drop None of these Liquids are not always at their bubble points Pressure increases gradually from bottom to the top of the column Driving force for the vapour flow is the pressure drop ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following equipments is not used for gas dispersion? Spray towers Bubble cap tray towers Agitated vessels Perforated sieve tray towers Spray towers Bubble cap tray towers Agitated vessels Perforated sieve tray towers ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Penetration theory relates the average mass transfer co-efficient (K) with diffusivity (D) as K ∝ √D K ∝ D K ∝ D1.5 K ∝ D2 K ∝ √D K ∝ D K ∝ D1.5 K ∝ D2 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Unit of molal diffusivity is Gm moles/cm² . sec Cm²/sec gm . mole Gm moles/cm². sec Gm moles/cm. sec Gm moles/cm² . sec Cm²/sec gm . mole Gm moles/cm². sec Gm moles/cm. sec ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following decreases during evaporative cooling process with recirculated water supply? Wet bulb temperature Relative humidity Partial pressure of vapour None of these Wet bulb temperature Relative humidity Partial pressure of vapour None of these ANSWER DOWNLOAD EXAMIANS APP