Mass Transfer Mass transfer co-efficient (K) and diffusivity (D) are related according to film theory as K ∝ D1.5 K ∝ D K ∝ D2 K ∝ √D K ∝ D1.5 K ∝ D K ∝ D2 K ∝ √D ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In batch distillation with constant reflux, overhead product composition __________ with time. Does not vary May increase on decrease, depends on the system Increases Decreases Does not vary May increase on decrease, depends on the system Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following plays an important role in problems of simultaneous heat and mass transfer? Schmidt number Prandtl number Lewis number Sherwood number Schmidt number Prandtl number Lewis number Sherwood number ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Paper industry employs __________ driers. Fluidised bed Cylinder Spray Rotary Fluidised bed Cylinder Spray Rotary ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The dew point of a saturated gas phase equals the __________ temperature. Room None of these Gas Wet bulb Room None of these Gas Wet bulb ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Tower diameter may be decreased by Using higher reflux ratio Increasing the vapour flow rate Use of increased tray spacing Increasing the liquid flow rate Using higher reflux ratio Increasing the vapour flow rate Use of increased tray spacing Increasing the liquid flow rate ANSWER DOWNLOAD EXAMIANS APP