Railways Technical Ability Refrigeration and Air-Conditioning Question Bank Refrigeration and Air-Conditioning

  • question_answer If moist air sensibly cooled above its dew point, which of the following statements are correct?
    1. Relative humidity decreases
    2. Wet bulb temperature decreases,
    3. Wet bulb temperature increases
    4. Humidity ratio remains constant.
    Select the correct answer using the codes given below: Codes:

    A) 1 and 2            

    B) 1 and 3

    C) 3 and 4            

    D) 2 and 4

    Correct Answer: C


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