Mass Transfer In case of absorption with exothermic reaction, for fluids having Pr = Sc; percentage change in heat and mass transfer flux will be the same for a given change in the degree of turbulence Both A & B Pr = Sc ; there won Pr = Sc = 1; total mass, momentum and thermal diffusivity will be the same Pr = Sc; percentage change in heat and mass transfer flux will be the same for a given change in the degree of turbulence Both A & B Pr = Sc ; there won Pr = Sc = 1; total mass, momentum and thermal diffusivity will be the same 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 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 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In paper industry, paper is dried in a __________ dryer. Festoon Tunnel Conveyor Heated cylinder Festoon Tunnel Conveyor Heated cylinder ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For __________ drying, the effects of velocity, temperature and humidity of the gas and the thickness of the solid are the same. Unsaturated surface Neither A nor B Constant rate Both A & B Unsaturated surface Neither A nor B Constant rate Both A & B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Selectivity of the solvent used in solvent extraction should be 1 < 1 > 1 1 < 1 > 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If the specific heats of a gas and a vapor are 0.2KJ/Kg.°K and 1.5 KJ/Kg.°K respectively, and the humidity is 0.01; the humid heat in KJ/°Kg. is 0.017 0.31 0.215 0.107 0.017 0.31 0.215 0.107 ANSWER DOWNLOAD EXAMIANS APP