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

  • question_answer Consider the following statements:
    Dry compression in reciprocating compressor is preferred because it:
    1. Prevents valve damage.
    2. Enables use of thermostatic exansion valve
    3. Minimizes irreversibilites in the compressor.
    4. Prevents washing out of the lubricating oil from cylinder walls.
    Of these statements:

    A) 1 and 2 are correct         

    B) 2 and 3 are correct

    C) 1 and 4 are correct         

    D) 3 and 4 are correct

    Correct Answer: C


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