Mass Transfer The relative volatility of a binary mixture at the azeotropic composition is ∞ > 1 1 ∞ > 1 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer When the feed to a distillation column is a saturated liquid, slope of the feed line is None of these Zero Unity Infinity None of these Zero Unity Infinity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer A natural draft cooling tower is filled with wooden grids, which covers about __________ percent of the tower height. 44119 30-40 70-80 90-100 44119 30-40 70-80 90-100 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If Rm is the minimum reflux ratio, the optimum reflux ratio may be around __________ Rm. 5 1.2 to 1.5 3 to 4 2.5 to 3 5 1.2 to 1.5 3 to 4 2.5 to 3 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 2 0.56 1.56 1 2 0.56 1.56 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The binary diffusivity in gases at atmospheric conditions is about 10-9 cm/sec 10-4 cm²/seC₂ 10-1 cm²/sec 10-3 sec/cm 10-9 cm/sec 10-4 cm²/seC₂ 10-1 cm²/sec 10-3 sec/cm ANSWER DOWNLOAD EXAMIANS APP