Mass Transfer Penetration theory relates the average mass transfer co-efficient (K) with diffusivity (D) as K ∝ D2 K ∝ D K ∝ D1.5 K ∝ √D K ∝ D2 K ∝ D K ∝ D1.5 K ∝ √D ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer During constant rate period, the rate of drying decreases with the Decrease in air temperature Neither A nor B Both A & B Increase in air humidity Decrease in air temperature Neither A nor B Both A & B Increase in air humidity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Nitrobenzene (boiling point = 210.6°C) is steam distilled at 1 atm pressure.Nitrobenzene will distill off __________ °C. At > 210.6 None of the listed here Between 100 and 210 At < 100 At > 210.6 None of the listed here Between 100 and 210 At < 100 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 The solvent used in liquid-liquid extraction should have __________ less than one. Distribution co-efficient Selectivity Neither A nor B Both A & B Distribution co-efficient Selectivity Neither A nor B Both A & B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The film penetration model of mass transfer was enunciated by Stefan Gilliland Fick Toor and Marchello Stefan Gilliland Fick Toor and Marchello ANSWER DOWNLOAD EXAMIANS APP
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