Mass Transfer A natural draft cooling tower is filled with wooden grids, which covers about __________ percent of the tower height. 70-80 90-100 30-40 44119 70-80 90-100 30-40 44119 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in the concentration of the adsorbate, the integral heat of adsorption Remains unchanged Decreases Increases May increase or decrease ; depends on the type of adsorbate Remains unchanged Decreases Increases May increase or decrease ; depends on the type of adsorbate ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of non-ideal gases and liquids, the molal diffusivity Is independent of pressure Is equal to the volumetric diffusivity Varies inversely as the pressure Varies directly as the pressure Is independent of pressure Is equal to the volumetric diffusivity Varies inversely as the pressure Varies directly as the pressure ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Chemisorption compared to physical absorption has None of these Lower adsorption rate Lower capacity of the solvent for the solute gas Increased utilisation of stagnant zones of the liquid phase None of these Lower adsorption rate Lower capacity of the solvent for the solute gas Increased utilisation of stagnant zones of the liquid phase ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In a packed bed absorption column, the channelling will be noted by the Sharp rise in pressure drop Increase in flow rate Sharp drop in pressure drop None of these Sharp rise in pressure drop Increase in flow rate Sharp drop in pressure drop None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The cooling effect in a cooling tower can be speeded up by 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 Reducing the humidity of the air ANSWER DOWNLOAD EXAMIANS APP
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