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Discussion :: Refrigeration and Air Conditioning

  1. At lower temperatures and pressures, the latent heat of vaporisation of a refrigerant

    2. A.

     decreases
    B.

     increases
    C.

     remains same
    D.

     depends on other factors

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    Answer : Option B

    Explanation :

    refrigerant with a lower latent heat of vaporization will absorb less energy during evaporation than those with higher hfg.
    The temperature for a given pressure at which the gaseous refrigerant begins to condense into a liquid.

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