Mass Transfer The temperature of water cooled in cooling tower is always __________ temperature of entering air. More than the wet bulb Equal to the wet bulb Less than the wet bulb Equal to the dry bulb More than the wet bulb Equal to the wet bulb Less than the wet bulb Equal to the dry bulb ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in the mass velocity of the gas, the rate of drying during the constant rate period __________ , if the conduction and radiation through the solid are negligible. Increases linearly Remains same Increases Decreases Increases linearly Remains same Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Low viscosity absorbent is preferred for reasons of Improved flooding characteristics Low pressure drop on pumping All of these Rapid absorption rates and good heat transfer characteristics Improved flooding characteristics Low pressure drop on pumping All of these Rapid absorption rates and good heat transfer characteristics ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Fenske-Underwood equation used for calculating the minimum number of theoretical plates in distillation column is valid for Total reflux All of these Constant molal overflow Constant relative volatility Total reflux All of these Constant molal overflow Constant relative volatility ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following has the same dimension as mass diffusivity? Both Momentum flux & Kinematic viscosity Kinematic viscosity Momentum flux Thermal diffusivity Both Momentum flux & Kinematic viscosity Kinematic viscosity Momentum flux Thermal diffusivity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer According to Poiseuille's law, the permeability for gas flow through a capillary is proportional to (where, μ = gas viscosity) 1/μ μ² μ √μ 1/μ μ² μ √μ ANSWER DOWNLOAD EXAMIANS APP
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