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 Humidified with wet bulb temperature decreasing Dehumidified None of these Humidified at constant wet bulb temperature Humidified with wet bulb temperature decreasing Dehumidified None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in temperature, the rate of leaching increases, because the None of these Viscosity of solvent decreases Diffusivity of solute increases Thermal conductivity of solute increases None of these Viscosity of solvent decreases Diffusivity of solute increases Thermal conductivity of solute increases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Occurrence of 'case hardening' during drying of a high moisture solid cake __________ the drying rate. Decreases Does not affect Exponentially increases Increases Decreases Does not affect Exponentially increases Increases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Operating velocity in a packed tower is usually __________ the flooding velocity. More than Equal to Twice Half More than Equal to Twice Half ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following is used for the concentration of rubber latex? Long tube vertical evaporator Agitated film evaporator Short tube evaporator Calendria Long tube vertical evaporator Agitated film evaporator Short tube evaporator Calendria ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In which of the following unit operations, the selectivity is an important parameter? None of these Absorption Solvent extraction Distillation None of these Absorption Solvent extraction Distillation ANSWER DOWNLOAD EXAMIANS APP
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