Mass Transfer Leaching of coffee from coffee beans is done by Dilute H₂SO₄ (hot) Hexane Lime water Hot water Dilute H₂SO₄ (hot) Hexane Lime water Hot water ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Penetration theory states that the mass transfer co-coefficient is equal to (where, De is diffusivity and 't' is time) (4De/t) (4De/πt)1/2 (De/t)1/2 (De.t)1/2 (4De/t) (4De/πt)1/2 (De/t)1/2 (De.t)1/2 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Lewis number, which is important in problems involving simultaneous heat and mass transfer, is the ratio of Mass diffusivity to momentum diffusivity None of these Momentum diffusivity to thermal diffusivity Thermal diffusivity to mass diffusivity Mass diffusivity to momentum diffusivity None of these Momentum diffusivity to thermal diffusivity Thermal diffusivity to mass diffusivity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following mixtures does not form an azeotrope at atmosheric pressure? Water-alcohol Methyl alcohol-acetone Butyl acetate-water None of these Water-alcohol Methyl alcohol-acetone Butyl acetate-water None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer At what percentage (by volume) of alcohol composition, it forms an azeotrope with water? 91.5 90 99 95 91.5 90 99 95 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Extraction of pencillin employs a __________ extraction coloumn. Centrifugal Plate None of these Packed Centrifugal Plate None of these Packed ANSWER DOWNLOAD EXAMIANS APP