Mass Transfer Mass transfer co-efficient varies as DAB0.5, according to the __________ theory. Surface renewal Penetration Film None of these Surface renewal Penetration Film None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Equilibrium moisture of a solid is equal to the total moisture minus free moisture. Which of the following substances will have maxi-mum equilibrium moisture? Bamboo Inorganic solids Rag paper Anthracite coal Bamboo Inorganic solids Rag paper Anthracite coal ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Smoke is an example of Solid dispersed in gas Liquid dispersed in gas Solid dispersed in liquid Gas dispersed in liquid Solid dispersed in gas Liquid dispersed in gas Solid dispersed in liquid Gas dispersed in liquid ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Unsaturated air (with dry bulb and wet bulb temperatures being 45°C and 25°C respectively) is passed through a water spray chamber maintained at 23°C. The air will be cooled and Dehumidified None of these Humidified at constant wet bulb temperature Humidified with wet bulb temperature decreasing Dehumidified None of these Humidified at constant wet bulb temperature Humidified with wet bulb temperature decreasing 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 ∝ T2 D ∝ T D ∝ T1.5 D ∝ T0.5 D ∝ T2 D ∝ T ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Stacked packing compared to dumped packing Gives lower pressure drop Both A & B Provides poorer contact between the fluids Gives higher pressure drop Gives lower pressure drop Both A & B Provides poorer contact between the fluids Gives higher pressure drop ANSWER DOWNLOAD EXAMIANS APP
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