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 _________________?

Question

Accepted Answer

Humidified with wet bulb temperature decreasing. Cooling air passing through water increases its moisture content (humidification). Since the process is cooling and adding moisture, the wet bulb temperature will decrease.