As the temperature difference between the wet bulb and dry bulb on a sling psychrometer increases,which of the following describes the resulting change of moisture content of the air and the change in the relative humidity respectively?
A)Drier; higher.
B)Drier; lower.
C)Wetter; higher.
D)Wetter; lower.

Question

Quizplus · Accepted Answer

As the temperature difference between the wet bulb and dry bulb on a sling psychrometer increases, it means that the air is drier because more moisture is evaporating from the wet bulb. This results in a lower relative humidity since the amount of moisture in the air has decreased due to the increased evaporation.

As the Temperature Difference Between the Wet Bulb and Dry