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 Mass transfer co-efficient is directly proportional to DAB0.5, according to __________ theory. Penetration Surface renewal Film None of these Penetration Surface renewal Film None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Prandtl number for water at 20°C is about 7 70 150 0.7 7 70 150 0.7 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Schmidt number is given by Μ/ρDAB Re.Pe Sh x Pe Re/Pe Μ/ρDAB Re.Pe Sh x Pe Re/Pe ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In batch distillation with constant reflux, overhead product composition __________ with time. Decreases 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 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following same diameter columns gives lowest pressure drop per unit height? Packed column (stacked) Sieve-plate column Randomly packed column Bubble-cap column Packed column (stacked) Sieve-plate column Randomly packed column Bubble-cap column ANSWER DOWNLOAD EXAMIANS APP
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