Mass Transfer Fenske-Underwood equation used for calculating the minimum number of theoretical plates in distillation column is valid for Total reflux Constant molal overflow Constant relative volatility All of these Total reflux Constant molal overflow Constant relative volatility All of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In a packed absorption tower, if the equilibrium and operating lines are both straight lines, then the ratio, HETP/HTUOG __________ the absorption factor. Both A and B Increases with increase in Neither A nor B Is one at unity value of Both A and B Increases with increase in Neither A nor B Is one at unity value of ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in temperature, the leaching rate increases because of the Decreased viscosity of liquid Both Decreased viscosity of liquid & Increased diffusivity Increased diffusivity None of the listed here Decreased viscosity of liquid Both Decreased viscosity of liquid & Increased diffusivity Increased diffusivity None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Stefan's law describes the mass transfer by Diffusion Neither A nor B Bulk flow Both A & B Diffusion Neither A nor B Bulk flow Both A & B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In the constant rate period of the rate of drying curve for batch drying, Surface evaporation of unbound moisture occurs None of these Rate of drying decreases abruptly Cracks develop on the surface of the solid Surface evaporation of unbound moisture occurs None of these Rate of drying decreases abruptly Cracks develop on the surface of the solid ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Positive deviation from Raoult's law means a mixture whose total pressure is Greater than that computed for ideality Less than the sum of the vapour pressure of the components None of these Less than that computed for ideality Greater than that computed for ideality Less than the sum of the vapour pressure of the components None of these Less than that computed for ideality ANSWER DOWNLOAD EXAMIANS APP