Mass Transfer Mass transfer co-efficient varies as DAB0.5, according to the __________ theory. Penetration Film None of these Surface renewal Penetration Film None of these Surface renewal 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. 21.7 18.7 20 27.3 21.7 18.7 20 27.3 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The most economical range of absorption factor is 1.25 to 2 2 to 2.5 5 to 10 2.5 to 3 1.25 to 2 2 to 2.5 5 to 10 2.5 to 3 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Extraction of pencillin employs a __________ extraction coloumn. Packed Centrifugal Plate None of these Packed Centrifugal Plate None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The minimum number of theoretical plates is required for achieving a given separation in distillation column with Total reflux No reflux Minimum reflux ratio Zero reflux ratio Total reflux No reflux Minimum reflux ratio Zero reflux ratio 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