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

  • question_answer Consider the following statements.
    The pressure in a capillary tube of a refrigerator decreases because:
    1. Tube wall offers frictional resistance.
    2. Refrigerant accelerates in the tube.
    3. Tube transfer the heat.
    4. Potential energy decreases
    Of these statements:

    A) 1 and 2 are correct         

    B) 1, 2 and 3 are correct

    C) 2 and 4 are correct  

    D) 3 and 4 are correct

    Correct Answer: A

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