Mass Transfer The unit of volumetric diffusivity is Cm/sec Cm²/seC₂ Cm³/sec Cm²/sec Cm/sec Cm²/seC₂ Cm³/sec Cm²/sec ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The wet and 'dry bulb temperature for a vapour-gas mixture are 25°C and 30°C respectively. If the mixture is heated to 45°C at constant pressure, the wet bulb temperature will be __________ °C. -25 < 25 > 25 25 -25 < 25 > 25 25 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer At constant pressure, with increase of temperature, the dew point will Remain unchanged Decrease Increase/decrease ; depends on the temperature Increase Remain unchanged Decrease Increase/decrease ; depends on the temperature Increase ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer A slurry is to be dried to produce flaky solid. Which dryer would you recommend? Rotary dryer Spray dryer Dielectric dryer Drum dryer Rotary dryer Spray dryer Dielectric dryer Drum dryer ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In continuous distillation, the internal reflux ratio (Ri) and the external reflux ratio (Re) are related as Ri = Re Ri = Re/(1 - Re) Ri = (1 - Re)/Re Ri = Re/(1 + Re) Ri = Re Ri = Re/(1 - Re) Ri = (1 - Re)/Re Ri = Re/(1 + Re) ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For a fixed number of ideal stages in a distillation column, as the reflux ratio is increased, the difference in composition between the top and bottom product streams Decreases Increases Passes through a maximum Remains unaffected Decreases Increases Passes through a maximum Remains unaffected ANSWER DOWNLOAD EXAMIANS APP