Mass Transfer A slurry is to be dried to produce flaky solid. Which dryer would you recommend? Rotary dryer Dielectric dryer Spray dryer Drum dryer Rotary dryer Dielectric dryer Spray dryer Drum dryer ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer A mixture of 10% C₆H₆ vapour in air at 25°C and 750 mm Hg has a dew point of 20°C. Its dew point at 30°C and 700 mm Hg will be around __________ °C. 18.7 27.3 21.7 20 18.7 27.3 21.7 20 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer On moving the feed line (q-line) from saturated liquid feed (vertical position) to saturated vapor feed (horizontal feed), if the slope of both the operating lines are to be increased, then it will result in Greater degree of separation with a fixed number of trays Increased reboiler load Increased reflux ratio None of these Greater degree of separation with a fixed number of trays Increased reboiler load Increased reflux ratio None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Molecular diffusivity of a liquid Is independent of temperature May increase or decrease with temperature Increases with temperature Decreases with temperature Is independent of temperature May increase or decrease with temperature Increases with temperature Decreases with temperature ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Heat sensitive materials like certain pharmaceuticals and food stuffs can be dried in a/an __________ dryer. Indirect tray None of these Freeze Spray Indirect tray None of these Freeze Spray ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The diffusivity (D) in a binary gas mixture is related to the temperature (T) as D ∝ T1.5 D ∝ T0.5 D ∝ T D ∝ T2 D ∝ T1.5 D ∝ T0.5 D ∝ T D ∝ T2 ANSWER DOWNLOAD EXAMIANS APP
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