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  5. Refrigeration and Air-Conditioning

Railways NTPC (Technical Ability) Refrigeration and Air-Conditioning Question Bank Refrigeration and Air-Conditioning

  • question_answer
    A good refrigerant should have:

    A) High latent heat of vaporization and low freezing point

    B) High operating pressure and low freezing point

    C) High specific volume and high latent heat of vaporization.

    D) Low COP and low freezing point.

    Correct Answer: A

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