Railways NTPC (Technical Ability) Vibration Analysis Question Bank Vibration Analysis

  • question_answer
    Match List-I with List-II and select the correct answer using the codes given below the Lists. 
    List-I List-II
    A. Bell Column refrigeration       1. Compressor
    B. Vapour compression refrigeration 2.  Generator   
    C. Absorption refrigeration 3. Flash chamber
    D.  Jet refrigeration                     4. Expansion cylinder
    Codes:

    A) A\[\to \]1, B\[\to \]4, C\[\to \]3, D\[\to \]2

    B) A\[\to \]4, B\[\to \]1, C\[\to \]3, D\[\to \]2

    C) A\[\to \]1, B\[\to \]4, C\[\to \]2, D\[\to \]3

    D) A\[\to \]4, B\[\to \]1, C\[\to \]2, D\[\to \]3

    Correct Answer: D


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