Mass Transfer For the case of flow of air past a wet bulb thermometer (air water vapour system), the approximate value of H₂/ky.Cz is around 0.72 0.6 1 0.24 0.72 0.6 1 0.24 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 Humidified at constant wet bulb temperature None of these Humidified with wet bulb temperature decreasing Dehumidified Humidified at constant wet bulb temperature None of these Humidified with wet bulb temperature decreasing Dehumidified ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer To remove all the moisture from a wet solid it requires exposure to __________ air. Highly humid None of these Perfectly dry High temperature Highly humid None of these Perfectly dry High temperature ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Back-trapping in a distillation column Increases tray efficiency Decreases tray efficiency Reduces pressure drop Is desirable, as it provides improved vapour-liquid contact Increases tray efficiency Decreases tray efficiency Reduces pressure drop Is desirable, as it provides improved vapour-liquid contact ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The dimension of diffusivity is same as that of the Molal concentration Density Kinematic viscosity Velocity head Molal concentration Density Kinematic viscosity Velocity head ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In azeotropic mixture, the equilibrium vapour composition is Same as liquid composition Less than liquid composition None of the listed here More than liquid composition Same as liquid composition Less than liquid composition None of the listed here More than liquid composition ANSWER DOWNLOAD EXAMIANS APP
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