Mass Transfer Mass transfer co-efficient varies as DAB0.5, according to the __________ theory. Surface renewal Film Penetration None of these Surface renewal Film Penetration None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The diffusivity (D) in a binary gas mixture is related to the temperature (T) as D ∝ T1.5 D ∝ T0.5 D ∝ T D ∝ T2 D ∝ T1.5 D ∝ T0.5 D ∝ T D ∝ T2 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In rectifying section of a continuous distillation column, the Vapour is enriched with high boilers None of these Liquid is stripped of high boilers Vapour is enriched with low boilers Vapour is enriched with high boilers None of these Liquid is stripped of high boilers Vapour is enriched with low boilers 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 Reducing the barometric pressure All of the listed here Reducing the humidity of the air Increasing the air velocity and area of exposed wet surface Reducing the barometric pressure All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer When adsorption hysteresis is observed, the desorption equilibrium pressure is __________ that obtained by adsorption. Always lower than Always higher than Dependent on the system; can be either lower or higher than Same as Always lower than Always higher than Dependent on the system; can be either lower or higher than Same as 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 0.107 0.215 0.017 0.31 0.107 0.215 0.017 0.31 ANSWER DOWNLOAD EXAMIANS APP
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