Mass Transfer Schimdt number and Lewis number for pure air at atmospheric conditions are respectively < 1 and ≈ 1 >1 and ≈ 1 0 and ≈ 1 1 and 0 < 1 and ≈ 1 >1 and ≈ 1 0 and ≈ 1 1 and 0 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The cooling effect in a cooling tower can be speeded up by Reducing the humidity of the air Increasing the air velocity and area of exposed wet surface All of the listed here Reducing the barometric pressure Reducing the humidity of the air Increasing the air velocity and area of exposed wet surface All of the listed here Reducing the barometric pressure 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 0.56 2 1.56 1 0.56 2 1.56 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Rayleigh's equation applies to __________ distillation. Flash Steam Continuous Differential Flash Steam Continuous Differential ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In gas-liquid contact operation, the number of ideal stages, N = (xa - xb)/(xb - x*b) . This is true when the stripping factor 'S' is S = 1 S < 1 S = ∞ S > 1 S = 1 S < 1 S = ∞ S > 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Flooding in a vapor-liquid contacting equipment occurs in a tray, when the pressure drop through a tray is __________ the liquid head available in the downcomer. Very much less Less than More than Same as Very much less Less than More than Same as ANSWER DOWNLOAD EXAMIANS APP
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