Air at 0ºC and 80% humidity is heated to 25ºC. If no water is added to the air, the humidity after the air is heated, using the psychrometric chart, will be nearest:
A) 25%
B) 20%
C) 15%
D) 10%
C) 15%
The psychrometric chart G-1 is used. A horizontal line from the intersection of 0ºC and 80% humidity to 25ºC ends at the 15% humidity point.
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