Mass Transfer Weight of 1 m³ of humid air as compared to 1 m³ of dry air, under the same conditions, is More Unpredictable Less Same More Unpredictable Less Same ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Wet bulb and dry bulb temperatures becomes identical at __________ percent saturation curve. None of these 100 50 78 None of these 100 50 78 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The binary diffusivity in gases and liquids vary respectively as T and T3/2 T3/2 and T T3/2 and √T √T and T3/2 T and T3/2 T3/2 and T T3/2 and √T √T and T3/2 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If a two phase system is in physical equilibrium; then it means that, the All of these Temperature of the liquid phase is equal to that of the vapor phase Total pressure throughout the liquid phase is equal to that throughout the vapor phase Escaping tendency of each component from the liquid phase to the vapor phase is exactly equal to that from vapor phase to liquid phase All of these Temperature of the liquid phase is equal to that of the vapor phase Total pressure throughout the liquid phase is equal to that throughout the vapor phase Escaping tendency of each component from the liquid phase to the vapor phase is exactly equal to that from vapor phase to liquid phase ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer During constant rate drying period, vaporisation rate per unit drying surface area Increases with time Does not change with time Does not affect the moisture content of the wet solid Decreases with time Increases with time Does not change with time Does not affect the moisture content of the wet solid Decreases with time ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Mass transfer co-efficient (K) and diffusivity (D) are related according to film theory as K ∝ D K ∝ √D K ∝ D2 K ∝ D1.5 K ∝ D K ∝ √D K ∝ D2 K ∝ D1.5 ANSWER DOWNLOAD EXAMIANS APP