1. If air heated in a closed chamber, its dew point will increase |
2. As relative humidity decreases the difference between the wet-bulb temperature and dew point will increase |
3. In spray humidification process, the enthalpy of air will decrease |
4. The dew-point temperature is always an indication of moisture content of the air |
A) 1 and 2
B) 2 and 4
C) 1 and 3
D) 3 and 4
Correct Answer: D
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