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

  • question_answer
    What is the cause of burn out of hermetically sealed refrigerant compressors?

    A) Phase to phase short because of worn insulation

    B) By prolonged overload operation

    C) By some mechanical failure

    D) All the above

    Correct Answer: A

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