When absolute humidity (AH) is constant and the temperature of the gas increases, the:
a. gas is saturated. c. water content in-creases.
b. capacity decreases. d. relative humidity decreases.
ANS: D
Relative humidity decreases when the absolute humidity is held constant and the temperature of the gas is increased because the warmer gas has a higher capacity. Mathematically, when the de-nominator of a ratio is increased, the whole number will decrease.
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