Mass Transfer Large scale drying of wheat is done in a __________ dryer. Vacuum rotary Fluidised bed Spouted bed Tray Vacuum rotary Fluidised bed Spouted bed Tray ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Danckwerts developed the __________ theory. Film None of these Surface renewal Penetration Film None of these Surface renewal Penetration ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Lewis number, which is important in problems involving simultaneous heat and mass transfer, is the ratio of Thermal diffusivity to mass diffusivity Momentum diffusivity to thermal diffusivity Mass diffusivity to momentum diffusivity None of these Thermal diffusivity to mass diffusivity Momentum diffusivity to thermal diffusivity Mass diffusivity to momentum diffusivity None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer H₂S is being absorbed in a gas absorber unit. The height of the transfer unit based on the overall mass transfer coefficient on the gas side is 0.4 m. The equilibrium data is given by, y = 1.5 x. The bulk concentration of H₂S has to be reduced from 0.05 to 0.001 mole fraction in the gas side. The height of the tower (in metres) corresponding to an operating line given by, y = 5x + 0.001 is 1.56 2 0.56 1 1.56 2 0.56 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Alcohol is dehydrated using __________ distillation. Molecular Steam Azeotropic Extractive Molecular Steam Azeotropic Extractive ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The amount of steam required per unit quantity of distillate in case of steam distillation will be reduced by Both A & B Neither A nor B Raising the temperature Lowering the total pressure Both A & B Neither A nor B Raising the temperature Lowering the total pressure ANSWER DOWNLOAD EXAMIANS APP