Chemical Engineering Thermodynamics (MCQs)

If atmospheric temperature and dew point are nearly equal, then the relative humidity is ___________?

  • A. Zero
  • B. 50%
  • C. Almost 100%
  • D. Unpredictable
Answer: Option C.
Explanation: 
It is the point where the air becomes saturated and gives its first liquid bubble of more volatile substance in an solution this point corresponding temperature and pressure is called dew temperature and dew pressure.

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