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 with wet bulb temperature decreasing Humidified at constant wet bulb temperature None of these Dehumidified Humidified with wet bulb temperature decreasing Humidified at constant wet bulb temperature None of these Dehumidified ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Hydrogenation of oil is carried out in a/an __________ in Vanaspati manufacturing plant. Sieve tray column Packed tower Bubble cap column Agitated vessel Sieve tray column Packed tower Bubble cap column Agitated vessel ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of liquid-liquid binary diffusion, diffusivity of one constituent into another is not dependent on the Nature of the constituents None of these Concentration Temperature and pressure Nature of the constituents None of these Concentration Temperature and pressure ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Inside the distillation column, the Driving force for the vapour flow is the pressure drop Liquids are not always at their bubble points None of these Pressure increases gradually from bottom to the top of the column Driving force for the vapour flow is the pressure drop Liquids are not always at their bubble points None of these Pressure increases gradually from bottom to the top of the column ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For the same system, if the same liquid used in an absorber is decreased, the tower height will Increase Decrease or increase ; depends on the type of liquid Remain unaffected Decrease Increase Decrease or increase ; depends on the type of liquid Remain unaffected Decrease ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Use of raschig rings in place of crushed stones as packing in packed beds (other things being same) Increases pressure drop, increases surface area Decreases pressure drop, decreases surface area Increases pressure drop, decreases surface area Decreases pressure drop, increases surface area Increases pressure drop, increases surface area Decreases pressure drop, decreases surface area Increases pressure drop, decreases surface area Decreases pressure drop, increases surface area ANSWER DOWNLOAD EXAMIANS APP