Mass Transfer Gaseous diffusivity at atmospheric pressure is of the order of __________ cm²/second. 1 to 5 1 5 to 10 > 10 1 to 5 1 5 to 10 > 10 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The value of Lewis number (Le = Sc/Pr) for air-water vapour system is around 1 0.24 600 3.97 1 0.24 600 3.97 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For the same system, if the same liquid used in an absorber is decreased, the tower height will Remain unaffected Decrease or increase ; depends on the type of liquid Decrease Increase Remain unaffected Decrease or increase ; depends on the type of liquid Decrease Increase ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Raschig ring made of procelain cannot be used for treating concentrated Alkalis Nitric acid Sulphuric acid Hydrochloric acid Alkalis Nitric acid Sulphuric acid Hydrochloric acid ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The fixed cost of a distillation column at minimum reflux ratio is Minimum None of these Infinite Optimum Minimum None of these Infinite Optimum ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In azeotropic mixture, the equilibrium vapour composition is Same as liquid composition None of the listed here More than liquid composition Less than liquid composition Same as liquid composition None of the listed here More than liquid composition Less than liquid composition ANSWER DOWNLOAD EXAMIANS APP
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